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Organism

  Plantae

    Viridiplantae

     Streptophyta

     Embryophyta

      Tracheophyta

        Spermatophytina

            Magnoliopsida

                  Asteranae

                    Asterales

                           [Alseuosmiales]

                           [Ambrosiales]

                           [Anthemidales]

                           [Boopidales]

                           [Brunoniales]

                           [Calendulales]

                           [Calycerales]

                           [Campanulales]

                           [Carduales]

                           [Cichoriales]

                           [Cynarales]

                           [Echinopales]

                           [Goodeniales]

                           [Lobeliales]

                           [Menyanthales]

                           [Pentaphragmatales]

                           [Phellinales]

                           [Rousseales]

                           [Scaevolales]

                           [Stylidiales]

                            Asteraceae

                                   [Ambrosiaceae]

                                   [Anthemidaceae]

                                   [Aposeridaceae]

                                   [Arctotidaceae]

                                   [Artemisiaceae]

                                   [Athanasiaceae]

                                   [Calendulaceae]

                                   [Carduaceae]

                                   [Carlinaceae]

                                   [Centaureaceae]

                                   [Cichoriaceae]

                                   [Cnicaceae]

                                   [Compositae]

                                   [Cynaraceae]

                                   [Echinopaceae]

                                   [Eupatoriaceae]

                                   [Gnaphaliaceae]

                                   [Grindeliaceae]

                                   [Heleniaceae]

                                   [Helianthaceae]

                                   [Helichrysaceae]

                                   [Inulaceae]

                                   [Ivaceae]

                                   [Lactucaceae]

                                   [Lampsanaceae]

                                   [Madiaceae]

                                   [Matricariaceae]

                                   [Mutisiaceae]

                                   [Nassauviaceae]

                                   [Picridaceae]

                                   [Santolinaceae]

                                   [Senecionaceae]

                                   [Serrulataceae]

                                   [Tanacetaceae]

                                   [Tussilagaceae]

                                   [Vernoniaceae]

                                   [Xanthiaceae]

                                   [Xeranthemaceae]

                                    Acanthocephalus

                                            Acanthocephalus benthamianus

                                    Acanthospermum

                                            Acanthospermum australe

                                            Acanthospermum hispidum

                                    Achillea

                                            Achillea asiatica

                                            Achillea biebersteinii

                                            Achillea borealis

                                            Achillea borealis ssp. californica

                                            Achillea filipendulina

                                            Achillea lanulosa

                                            Achillea millefolium

                                            Achillea millefolium ssp. lanulosa

                                            Achillea millefolium var. alpicola

                                            Achillea millefolium var. lanulosa

                                            Achillea millefolium var. millefolium

                                            Achillea millefolium var. occidentalis

                                            Achillea setacea

                                            Achillea sibirica

                                    Achyrachaena

                                            Achyrachaena mollis

                                    Acmella

                                            Acmella alba

                                            Acmella oppositifolia

                                            Acmella uliginosa

                                    Acourtia

                                            Acourtia microcephala

                                            Acourtia nana

                                    Acroptilon

                                            Acroptilon australe

                                            Acroptilon repens

                                    Adenocaulon

                                            Adenocaulon bicolor

                                    Adenophyllum

                                            Adenophyllum cooperi

                                    Adenostemma

                                            Adenostemma verbesina

                                    Ageratina

                                            Ageratina adenophora

                                            Ageratina altissima

                                            Ageratina altissima var. roanensis

                                            Ageratina herbacea

                                    Ageratum

                                            Ageratum conyzoides

                                            Ageratum houstonianum

                                            Ageratum littorale

                                    Ajania

                                            Ajania fastigiata

                                            Ajania fruticulosa

                                    Alfredia

                                            Alfredia acantholepis

                                            Alfredia nivea

                                    Amberboa

                                            Amberboa turanica

                                    Amblyolepis

                                            Amblyolepis setigera

                                    Amblyopappus

                                            Amblyopappus pusillus

                  Ambrosia

                  Ambrosia pumila

                                    Ampelaster

                                            Ampelaster carolinianus

                                    Amphiachyris

                                            Amphiachyris dracunculoides

                                    Anaphalis

                                            Anaphalis margaritacea

                                            Anaphalis sinica var. densata

                                    Ancistrocarphus

                                            Ancistrocarphus filagineus

                                    Anisocoma

                                            Anisocoma acaulis

                                    Anthemis

                                            Anthemis arvensis

                                            Anthemis cotula

                                            Anthemis ruthenica

                                            Anthemis subtinctoria

                                            Anthemis tinctoria

                                    Aphanostephus

                                            Aphanostephus ramosissimus var. humilis

                                            Aphanostephus riddellii

                                            Aphanostephus skirrhobasis

                                    Arctium

                                            Arctium lappa

                                            Arctium leiospermum

                                            Arctium minus

                                            Arctium tomentosum

                  Argyroxiphium

                  Argyroxiphium kauense

                  Argyroxiphium sandwicense

                  Argyroxiphium sandwicense ssp. sandwicense

                  Argyroxiphium sandwicense ssp.macrocephalum

                                    Arnica

                                            Arnica acaulis

                                            Arnica alpina

                                            Arnica cordifolia

                                            Arnica cordifolia var. cordifolia

                                            Arnica discoidea

                                            Arnica latifolia

                                            Arnica latifolia var. gracilis

                                            Arnica lonchophylla

                                            Arnica longifolia

                                            Arnica mollis

                                            Arnica sororia

                                    Arnoglossum

                                            Arnoglossum atriplicifolium

                                            Arnoglossum muehlenbergii

                                            Arnoglossum plantagineum

                                    Artemisia

                                            Artemisia argyi

                  Artemisia dracunculus

                  Baccharis

                  Baccharis vanessae

                                    Baeria

                                            Baeria californica

                                            Baeria chrysostoma

                                            Baeria minor

                                    Bahia

                                            Bahia absinthifolia

                                            Bahia dissecta

                                            Bahia oppositifolia

                                    Baileya

                                            Baileya multiradiata

                                            Baileya pleniradiata

                                    Balduina

                                            Balduina angustifolia

                                    Balsamita

                                            Balsamita major

                                    Balsamorhiza

                                            Balsamorhiza careyana

                                            Balsamorhiza hookeri

                                            Balsamorhiza hookeri var. lanata

                                            Balsamorhiza incana

                                            Balsamorhiza sagittata

                                    Bebbia

                                            Bebbia juncea

                                    Bellis

                                            Bellis perennis

                                    Berlandiera

                                            Berlandiera lyrata

                                            Berlandiera pumila

                  Bidens

                  Bidens micrantha

                  Bidens micrantha ssp. kalealaha

                  Bidens wiebkei

                                    Bigelowia

                                            Bigelowia atlanticus

                                            Bigelowia nudata

                                            Bigelowia nudata ssp. australis

                                            Bigelowia nuttallii

                                    Blennosperma

                  Blennosperma bakeri

                                            Blennosperma nanum

                                    Blepharipappus

                                            Blepharipappus scaber

                                    Blumea

                                            Blumea aromatica

                                            Blumea lanceolaria

                                    Boltonia

                                            Boltonia asteroides

                                            Boltonia asteroides var. recognita

                                            Boltonia caroliniana

                  Boltonia decurrens

                                            Boltonia diffusa

                                            Boltonia diffusa var. interior

                                    Borrichia

                                            Borrichia arborescens

                                            Borrichia frutescens

                                    Brachanthemum

                                            Brachanthemum kirghisorum

                                    Brachyactis

                                            Brachyactis ciliata

                                    Bradburia

                                            Bradburia pilosa

                  Brickellia

                  Brickellia mosieri

                                    Cacalia

                                            Cacalia atriplicifolia

                                            Cacalia plantaginea

                                            Cacalia rugelia

                                    Cacaliopsis

                                            Cacaliopsis nardosmia

                                    Calendula

                                            Calendula officinalis

                                    Callistephus

                                            Callistephus chinensis

                                    Calycadenia

                                            Calycadenia mollis

                                            Calycadenia multiglandulosa

                                    Calyptocarpus

                                            Calyptocarpus vialis

                                    Carduus

                                            Carduus acanthoides

                                            Carduus nutans

                                            Carduus nutans ssp. leiophyllus

                                            Carduus nutans var. leiophyllus

                                            Carduus spinosissimus

                                    Carphephorus

                                            Carphephorus corymbosus

                                            Carphephorus odoratissimus

                                            Carphephorus paniculatus

                                    Carpochaete

                                            Carpochaete bigelovii

                                    Carthamus

                                            Carthamus oxyacanthus

                                            Carthamus tinctorius

                                            Carthamus turkestanicus

                  Cayia

                                    Centratherum

                                            Centratherum punctatum

                                    Chaenactis

                                            Chaenactis artemisiifolia

                                            Chaenactis carphoclinia

                                            Chaenactis douglasii

                                            Chaenactis douglasii var. montana

                                            Chaenactis fremontii

                                            Chaenactis glabriuscula

                                            Chaenactis glabriuscula var. curta

                                            Chaenactis glabriuscula var. glabriuscula

                                            Chaenactis glabriuscula var. lanosa

                                            Chaenactis glabriuscula var. orcuttiana

                                            Chaenactis stevioides

                                            Chaenactis xantiana

                                    Chaetopappa

                                            Chaetopappa asteroides

                                            Chaetopappa aurea

                                            Chaetopappa bellidifolia

                                    Chamaemelum

                                            Chamaemelum fuscatum

                                            Chamaemelum nobilis

                                    Chamomilla

                                            Chamomilla suaveolens

                                    Chaptalia

                                            Chaptalia nutans

                                            Chaptalia tomentosa

                                    Chondrilla

                                            Chondrilla aspera

                                            Chondrilla juncea

                                            Chondrilla laticoronata

                                            Chondrilla lejosperma

                                    Chromolaena

                  Chromolaena frustrata

                                            Chromolaena macrodon

                                            Chromolaena odorata

                                    Chrysogonum

                                            Chrysogonum virginianum

                                            Chrysogonum virginianum var. australe

                                            Chrysogonum virginianum var. virginianum

                                    Chrysoma

                                            Chrysoma pauciflosculosa

                  Chrysopsis

                  Chrysopsis floridana

                                    Chrysothamnus

                                            Chrysothamnus depressus

                                            Chrysothamnus humilis

                                            Chrysothamnus linifolius

                                            Chrysothamnus nauseosus

                                            Chrysothamnus nauseosus ssp. albicaulis

                                            Chrysothamnus nauseosus ssp. consimilis

                                            Chrysothamnus nauseosus ssp. graveolens

                                            Chrysothamnus nauseosus ssp. hololeucus

                                            Chrysothamnus nauseosus ssp. latisquameus

                                            Chrysothamnus nauseosus var. consimilis

                                            Chrysothamnus nauseosus var. graveolens

                                            Chrysothamnus nauseosus var. nauseosus

                                            Chrysothamnus nauseosus var. oreophilus

                                            Chrysothamnus paniculatus

                                            Chrysothamnus parryi

                                            Chrysothamnus parryi ssp. attenuatus

                                            Chrysothamnus parryi ssp. parryi

                                            Chrysothamnus teretifolius

                                            Chrysothamnus vaseyi

                                            Chrysothamnus viscidiflorus

                                            Chrysothamnus viscidiflorus ssp. lanceolatus

                                    Cicerbita

                                            Cicerbita azurea

                                    Cichorium

                                            Cichorium intybus

                                    Cirsium

                                            Cirsium arvense

                                                  Cirsium arvense f. albiflorum

                                            Cirsium discolor

                                                  Cirsium discolor f. albiflorum

                                              Cirsium discolor var. albidiflorum

                                            Cirsium floodmanii

                                            Cirsium fontinale

                                              Cirsium fontinale var. fontinale

                                              Cirsium fontinale var. obispoense

                                            Cirsium horridulum

                                              Cirsium horridulum var. vitatum

                                            Cirsium occidentale

                                              Cirsium occidentale var. californica

                                            Cirsium pitcheri

                                            Cirsium scariosum

                                              Cirsium scariosum var. citrinum

                                                     [Cirsium loncholepis]

                                            Cirsium vinaceum

                                    Clibadium

                                            Clibadium laxum

                                            Clibadium leiocarpum

                                            Clibadium parviceps

                                            Clibadium sylvestre

                                    Cnicothamnus

                                            Cnicothamnus lorentzii

                                    Cnicus

                                            Cnicus benedictus

                                    Conoclinium

                                            Conoclinium coelestinum

                                    Conyza

                                            Conyza apurensis

                                            Conyza bonariensis

                                            Conyza canadensis

                                            Conyza canadensis var. canadensis

                                            Conyza canadensis var. pusilla

                                            Conyza ramosissima

                                            Conyza schiedeana

                                    Coreocarpus

                                            Coreocarpus arizonicus

                                    Corethrogyne

                                            Corethrogyne filaginifolia

                                    Cosmos

                                            Cosmos bipinnatus

                                            Cosmos sulphureus

                                    Cotula

                                            Cotula coronopifolia

                                    Crocidium

                                            Crocidium multicaule

                                    Croptilon

                                            Croptilon divaricatum

                                    Crupina

                                            Crupina vulgaris

                  Deinandra

                  Deinandra conjugens

                  Deinandra increscens

                  Deinandra increscens ssp. villosa

                                    Dendranthema

                                            Dendranthema indicum

                                    Dichaetophora

                                            Dichaetophora campestris

                                    Dichrocephala

                                            Dichrocephala auriculata

                                    Doellingeria

                                            Doellingeria umbellata

                                    Doronicum

                                            Doronicum altaicum

                                            Doronicum oblongifolium

                  Dubautia

                  Dubautia herbstobatae

                  Dubautia imbricata

                  Dubautia kalalauensis

                  Dubautia kenwoodii

                  Dubautia latifolia

                  Dubautia pauciflorula

                  Dubautia plantaginea

                  Dubautia plantaginea ssp. humilis

                  Dubautia plantaginea ssp. magnifolia

                  Dubautia waialealae

                                    Dugaldia

                                            Dugaldia hoopesii

                                    Dyssodia

                                            Dyssodia chrysanthemoides

                                            Dyssodia papposa

                                            Dyssodia pentachaeta

                                            Dyssodia pentachaeta var. hartwegii

                                            Dyssodia thurberi

                                    Echinacea

                                            Echinacea angustifolia

                  Echinacea laevigata

                                            Echinacea pallida

                                            Echinacea purpurea

                                            Echinacea sanguinea

                                            Echinacea simulata

                                            Echinacea tennesseensis

                                    Eclipta

                                            Eclipta prostrata

                                    Emilia

                                            Emilia fosbergii

                                            Emilia sonchifolia

                                            Emilia sonchifolia var. javanica

                                    Encelia

                                            Encelia californica

                                            Encelia farinosa

                                            Encelia frutescens

                                            Encelia virginensis

                  Enceliopsis

                  Enceliopsis nudicaulis

                  Enceliopsis nudicaulis var. corrugata

                                    Engelmannia

                                            Engelmannia pinnatifida

                                    Erechtites

                                            Erechtites hieracifolia

                                            Erechtites hieraciifolius

                                            Erechtites minima

                                    Ericameria

                                            Ericameria arborescens

                                            Ericameria cooperi var. cooperi

                                            Ericameria laricifolia

                                            Ericameria linearifolia

                                            Ericameria nauseosa var. nauseosa

                                            Ericameria palmeri var. pachylepis

                                            Ericameria pinifolia

                  Erigeron

                  Erigeron decumbens

                  Erigeron parishii

                  Erigeron rhizomatus

                                    Eriophyllum

                                            Eriophyllum ambiguum

                                            Eriophyllum ambiguum var. ambiguum

                                            Eriophyllum confertiflorum

                                            Eriophyllum confertiflorum var. confertiflorum

                                            Eriophyllum lanatum

                                            Eriophyllum lanatum var. Lanceolatum

                                            Eriophyllum lanatum var. achillaeoides

                                            Eriophyllum lanatum var. arachnoideum

                                            Eriophyllum lanatum var. croceum

                                            Eriophyllum lanatum var. grandiflorum

                                            Eriophyllum lanatum var. integrifolium

                                            Eriophyllum lanatum var. lanatum

                  Eriophyllum latilobum

                                            Eriophyllum multicaule

                                            Eriophyllum pringlei

                                            Eriophyllum staechadifolium

                                            Eriophyllum wallacei

                                    Eucephalus

                                            Eucephalus engelmannii

                                            Eucephalus glaucus

                                    Eupatoriadelphus

                                            Eupatoriadelphus fistulosus

                                            Eupatoriadelphus maculatus

                                            Eupatoriadelphus purpureus

                                    Eurybia

                                            Eurybia chlorolepis

                                            Eurybia conspicua

                                            Eurybia divaricata

                  Eurybia furcata

                                            Eurybia hemispherica

                                            Eurybia merita

                                    Euthamia

                                            Euthamia Caroliniana

                                            Euthamia graminifolia

                                            Euthamia graminifolia var. graminifolia

                                            Euthamia graminifolia var. nuttallii

                                            Euthamia graminifolia var. polycephala

                                            Euthamia gymnospermoides

                                            Euthamia leptocephala

                                            Euthamia minor

                                            Euthamia occidentalis

                                            Euthamia tenuifolia

                                            Euthamia tenuifolia var. tenuifolia

                                    Eutrochium

                                            Eutrochium dubium

                                    Evax

                                            Evax candida

                                            Evax prolifera

                                    Facelis

                                            Facelis retusa

                                    Filago

                                            Filago arvensis

                                            Filago californica

                                            Filago depressa

                                            Filago gallica

                                    Flaveria

                                            Flaveria chlorifolia

                                            Flaveria floridana

                                            Flaveria linearis

                                            Flaveria trinervia

                                    Fleischmannia

                                            Fleischmannia incarnata

                                    Flourensia

                                            Flourensia cernua

                                    Franseria

                                            Franseria acanthicarpa

                                    Galatella

                                            Galatella coriacea

                                    Galinsoga

                                            Galinsoga parviflora

                                            Galinsoga quadriradiata

                                    Gamochaeta

                                            Gamochaeta americana

                                            Gamochaeta antillana

                                            Gamochaeta coarctata

                                            Gamochaeta pensylvanica

                                            Gamochaeta purpurea

                                    Garberia

                                            Garberia fruticosa

                                            Garberia heterophylla

                                    Geraea

                                            Geraea canescens

                                    Grindelia

                                            Grindelia acutifolia

                                            Grindelia arizonica var. stenophylla

                                            Grindelia camporum

                                            Grindelia ciliata

                                            Grindelia decumbens

                                            Grindelia fastigiata

                  Grindelia fraxinipratensis

                                            Grindelia humilis

                                            Grindelia lanceolata

                                            Grindelia nana var. nana

                                            Grindelia nuda var. aphanactis

                                            Grindelia nuda var. nuda

                                            Grindelia squarrosa

                                            Grindelia squarrosa var. nuda

                                            Grindelia squarrosa var. quasiperennis

                                            Grindelia squarrosa var. serrulata

                                            Grindelia squarrosa var. squarrosa

                                            Grindelia subalpina var. erecta

                                    Guardiola

                                            Guardiola platyphylla

                                    Gutierrezia

                                            Gutierrezia dracunculoides

                                            Gutierrezia microcephala

                                            Gutierrezia sarothrae

                                    Gymnolomia

                                            Gymnolomia multiflora

                                    Gymnosperma

                                            Gymnosperma glutinosum

                                    Gynura

                                            Gynura crepidioides

                                            Gynura sarmentosa

                                    Handelia

                                            Handelia trichophylla

                                    Haploesthes

                                            Haploesthes greggii

                                    Hasteola

                                            Hasteola suaveolens

                                    Hazardia

                                            Hazardia squarrosa

                                    Hedypnois

                                            Hedypnois cretica

                                    Helenium

                                            Helenium amarum

                                            Helenium autumnale

                                            Helenium autumnale var. autumnale

                                            Helenium autumnale var. montanum

                                            Helenium bigelovii

                                            Helenium flexuosum

                                            Helenium hoopesii

                                            Helenium linifolium

                                            Helenium pinnatifidum

                                            Helenium vernale

                  Helenium virginicum

                                    Helianthella

                                            Helianthella quinquenervis

                                            Helianthella uniflora var. douglasii

                  Helianthus

                  Helianthus paradoxus

                  Helianthus schweinitzii

                  Helianthus × verticillatus

                                    Helichrysum

                                            Helichrysum maracandicum

                                            Helichrysum mussae

                                            Helichrysum thianschanicum

                                    Heliomeris

                                            Heliomeris longifolia

                                            Heliomeris longifolia var. annua

                                            Heliomeris multiflora

                                            Heliomeris multiflora var. multiflora

                                    Heliopsis

                                            Heliopsis gracilis

                                            Heliopsis helianthoides

                                            Heliopsis helianthoides ssp. occidentalis

                                            Heliopsis helianthoides ssp. scabra

                                            Heliopsis helianthoides var. scabra

                                            Heliopsis scabra

                                    Hemizonella

                                            Hemizonella minima

                  Hesperomannia

                  Hesperomannia arborescens

                  Hesperomannia arbuscula

                                    Heteracia

                                            Heteracia epapposa

                                            Heteracia szovitsii

                                    Heteropappus

                                            Heteropappus altaicus

                                            Heteropappus canescens

                                    Heterotheca

                                            Heterotheca camporum

                                            Heterotheca camporum var. camporum

                                            Heterotheca grandiflora

                                            Heterotheca latifolia

                                            Heterotheca sessiliflora

                                            Heterotheca stenophylla

                                            Heterotheca stenophylla var. stenophylla

                                            Heterotheca subaxillaris

                                            Heterotheca villosa

                                            Heterotheca villosa var. foliosa

                                            Heterotheca villosa var. hispida

                                            Heterotheca villosa var. minor

                                            Heterotheca villosa var. villosa

                                    Hippolytia

                                            Hippolytia herderi

                                    Holocarpha

                                            Holocarpha heermannii

                  Holocarpha macradenia

                                    Hymenoclea

                                            Hymenoclea monogyra

                                            Hymenoclea salsola

                                            Hymenoclea salsola var. pentalepis

                                    Hymenopappus

                                            Hymenopappus artemisiifolius

                                            Hymenopappus filifolius

                                            Hymenopappus filifolius var. filifolius

                                            Hymenopappus filifolius var. lugens

                                            Hymenopappus filifolius var. pauciflorus

                                            Hymenopappus flavescens

                                            Hymenopappus flavescens var. cano-tomentosus

                                            Hymenopappus flavescens var. canotomentosus

                                            Hymenopappus pauciflorus

                  Hymenopappus scabiosaeus

                                            Hymenopappus scabiosaeus var. corymbosus

                                            Hymenopappus tenuifolius

                                    Hymenothrix

                                            Hymenothrix wrightii

                  Hymenoxys

                  Hymenoxys texana

                                    Hypochaeris

                                            Hypochaeris glabra

                                            Hypochaeris radicata

                                    Inula

                                            Inula aspera

                                            Inula britannica

                                            Inula caspica

                                            Inula grandis

                                            Inula helenium

                                            Inula japonica

                                            Inula macrophylla

                                            Inula rhizocephala

                                            Inula salicina

                                    Ionactis

                                            Ionactis linariifolia

                                            Ionactis linariifolius

                                    Isocoma

                                            Isocoma acradenia

                                            Isocoma drummondii

                                            Isocoma menziesii

                                            Isocoma pluriflora

                                            Isocoma tenuisecta

                                            Isocoma wrightii

                                    Iva

                                            Iva acerosa

                                            Iva ambrosiifolia

                                            Iva annua

                                            Iva axillaris

                                            Iva dealbata

                                            Iva frutescens

                                            Iva imbricata

                                            Iva microcephala

                                            Iva xanthifolia

                                            Iva xanthiifolia

                                    Ixeris

                                            Ixeris gracilis

                                    Jaumea

                                            Jaumea carnosa

                                    Jurinea

                                            Jurinea atropurpurea

                                            Jurinea densisquamea

                                            Jurinea kamelinii

                                            Jurinea lanipes

                                            Jurinea lipskyi

                                            Jurinea modesti

                                            Jurinea nivea

                                            Jurinea sangardensis

                                    Kalimeris

                                            Kalimeris indica

                                            Kalimeris lautureana

                                            Kalimeris shimadai

                  Keysseria

                  Keysseria erici

                  Keysseria helenae

                                    Koelpinia

                                            Koelpinia linearis

                                    Lachnophyllum

                                            Lachnophyllum gossypinum

                                    Laennecia

                                            Laennecia schiedeana

                                    Lagophylla

                                            Lagophylla ramosissima

                                    Lapsana

                                            Lapsana communis

                                    Lasthenia

                  Lasthenia burkei

                                            Lasthenia californica

                                            Lasthenia chrysantha

                  Lasthenia conjugens

                                            Lasthenia coronaria

                                            Lasthenia debilis

                                            Lasthenia fremontii

                                            Lasthenia glabrata

                                            Lasthenia glabrata ssp. glabrata

                                            Lasthenia microglossa

                                            Lasthenia minor

                                    Launaea

                                            Launaea intybacea

                                    Leibnitzia

                                            Leibnitzia anandria

                                            Leibnitzia knorringiana

                                    Leontodon

                                            Leontodon autumnalis

                                            Leontodon autumnalis var. pratensis

                                    Leontopodium

                                            Leontopodium brachyactis

                                            Leontopodium fedtschenkoanum

                                            Leontopodium japonicum

                                            Leontopodium nanum

                                            Leontopodium ochroleucum

                                    Lepidaploa

                                            Lepidaploa canescens

                  Lepidaploa proctorii

                                    Lepidolopsis

                                            Lepidolopsis turkestanica

                                    Lepidospartum

                                            Lepidospartum squamatum

                                    Lessingia

                                            Lessingia filaginifolia

                                            Lessingia filaginifolia var. filaginifolia

                                            Lessingia germanorum

                                            Lessingia glandulifera var. glandulifera

                                            Lessingia glandulifera var. pectinata

                                            Lessingia hololeuca

                                            Lessingia tenuis

                                            Lessingia virgata

                                    Leucanthemum

                                            Leucanthemum maximum

                                            Leucanthemum vulgare

                                    Leucelene

                                            Leucelene ericoides

                                            Leucelene hirtella

                                    Liabum

                                            Liabum bourgeaui

                  Liatris

                  Liatris ohlingerae

                                    Libanothamnus

                                            Libanothamnus griffinii

                                    Ligularia

                                            Ligularia alpigena

                                            Ligularia macrophylla

                                            Ligularia narynensis

                                            Ligularia thomsonii

                                    Lindheimera

                                            Lindheimera texana

                  Lipochaeta

                  Lipochaeta lobata

                  Lipochaeta lobata var. leptophylla

                                    Logfia

                                            Logfia arvensis

                                    Lycoseris

                                            Lycoseris latifolia

                                    Lygodesmia

                                            Lygodesmia juncea

                                    Machaeranthera

                                            Machaeranthera annua

                                            Machaeranthera asteroides

                                            Machaeranthera australis

                                            Machaeranthera bigelovii

                                            Machaeranthera bigelovii var. bigelovii

                                            Machaeranthera canescens

                                            Machaeranthera canescens var. canescens

                                            Machaeranthera canescens var. glabra

                                            Machaeranthera canescens var. incana

                                            Machaeranthera coloradoensis

                                            Machaeranthera gracilis

                                            Machaeranthera grindelioides

                                            Machaeranthera juncea

                                            Machaeranthera linearis

                                            Machaeranthera pinnatifida

                                            Machaeranthera pinnatifida var. goodingii

                                            Machaeranthera pinnatifida var. pinnatifida

                                            Machaeranthera sessiliflora

                                            Machaeranthera tanacetifolia

                                            Machaeranthera tephrodes

                                            Machaeranthera viscosa

                                    Madia

                                            Madia elegans

                                            Madia elegans ssp. elegans

                                            Madia elegans ssp. vernalis

                                            Madia elegans ssp. wheeleri

                                            Madia elegans var. elegans

                                            Madia exigua

                                            Madia glomerata

                                            Madia gracilis

                                            Madia minima

                                            Madia nutans

                                            Madia sativa

                                            Madia yosemitana

                                    Marshallia

                                            Marshallia graminifolia

                  Marshallia mohrii

                                    Matricaria

                                            Matricaria chamomilla

                                            Matricaria discoidea

                                            Matricaria maritima

                                            Matricaria maritima ssp. phaeocephala

                                            Matricaria maritima var. agrestis

                                            Matricaria matricarioides

                                            Matricaria perforata

                                    Megalodonta

                  Megalodonta beckii

                                    Melampodium

                                            Melampodium cinereum

                                            Melampodium leucanthum

                                    Melanthera

                                            Melanthera angustifolia

                                            Melanthera aspera

                                            Melanthera hastata

                  Melanthera kamolensis

                  Melanthera micrantha

                  Melanthera nivea

                  Melanthera tenuifolia

                  Melanthera venosa

                         [Lipochaeta venosa]

                  Melanthera waimeaensis

                         [Lipochaeta waimeaensis]

                                    Micropus

                                            Micropus amphibolus

                                            Micropus californicus

                                            Micropus californicus var. californicus

                                    Microseris

                                            Microseris acuminata

                                            Microseris bigelovii

                                            Microseris campestris

                                            Microseris douglasii

                                            Microseris douglasii ssp. douglasii

                                            Microseris elegans

                                            Microseris laciniata

                                            Microseris lindleyi

                                            Microseris nutans

                                            Microseris paludosa

                                    Mikania

                                            Mikania cordifolia

                                            Mikania guaco

                                            Mikania latifolia

                                            Mikania micrantha

                                            Mikania ovalis

                                            Mikania scandens

                                            Mikania tonduzii

                                    Monolopia

                  Monolopia congdonii

                                            Monolopia lanceolata

                                    Montanoa

                                            Montanoa seleriana

                                    Mulgedium

                                            Mulgedium tataricum

                                    Neopallasia

                                            Neopallasia pectinata

                                    Neurolaena

                                            Neurolaena lobata

                                    Nothocalais

                  Nothocalais cuspidata

                                    Oclemena

                                            Oclemena acuminata

                                            Oclemena nemoralis

                                            Oclemena x blakei

                                    Oligoneuron

                                            Oligoneuron riddellii

                                            Oligoneuron rigidum

                                            Oligoneuron rigidum var. rigidum

                                    Onopordum

                                            Onopordum acanthium

                                    Osmadenia

                                            Osmadenia tenella

                                    Osteospermum

                                            Osteospermum ecklonis

                                            Osteospermum sinuatum

                                    Packera

                                            Packera anonyma

                                            Packera aurea

                                            Packera cana

                  Packera franciscana

                                            Packera glabella

                  Packera layneae

                                            Packera paupercula

                                            Packera plattensis

                                            Packera streptanthifolia

                                            Packera tomentosa

                                    Palafoxia

                                            Palafoxia arida var. arida

                                            Palafoxia integrifolia

                                            Palafoxia linearis

                                            Palafoxia sphacelata

                                            Palafoxia texana

                                    Paraixeris

                                            Paraixeris denticulata

                                    Parthenium

                                            Parthenium argentatum

                                            Parthenium confertum

                                            Parthenium confertum var. lyratum

                                            Parthenium hispidum

                                            Parthenium hysterophorus

                                            Parthenium incanum

                                            Parthenium integrifolium

                                    Pectis

                                            Pectis angustifolia var. angustifolia

                                            Pectis elongata var. floribunda

                                            Pectis glaucescens

                                            Pectis humifusa

                                            Pectis leptocephala

                                            Pectis papposa

                                            Pectis papposa var. papposa

                                            Pectis prostrata

                                    Pentacalia

                                            Pentacalia cachacoensis

                                            Pentacalia vicelliptica

                  Pentachaeta

                  Pentachaeta bellidiflora

                  Pentachaeta lyonii

                                    Pentanema

                                            Pentanema albertoregelia

                                    Perezia

                                            Perezia nana

                                            Perezia runcinata

                                    Pericome

                                            Pericome caudata

                                    Perityle

                                            Perityle vaseyi

                                    Petasites

                                            Petasites frigidus

                                            Petasites hybridus

                                            Petasites nivalis

                                            Petasites sagittatus

                                    Petradoria

                                            Petradoria pumila

                                    Peucephyllum

                                            Peucephyllum schottii

                                    Picnomon

                                            Picnomon acarna

                                    Picris

                                            Picris echioides

                                            Picris hieracioides

                                            Picris japonica

                                    Pityopsis

                                            Pityopsis aspera

                                            Pityopsis aspera var. adenolepis

                                            Pityopsis falcata

                                            Pityopsis graminifolia

                                            Pityopsis graminifolia var. graminifolia

                                            Pityopsis graminifolia var. latifolia

                                            Pityopsis pinifolia

                  Pityopsis ruthii

                                    Pluchea

                                            Pluchea camphorata

                                            Pluchea carolinensis

                                            Pluchea foetida

                                            Pluchea odorata

                                            Pluchea purpurascens

                                            Pluchea rosea

                                    Polyanthina

                                            Polyanthina nemorosa

                                    Polymnia

                                            Polymnia canadensis

                                            Polymnia canadensis var. radiata

                                            Polymnia laevigata

                                            Polymnia uvedalia

                                            Polymnia uvedalia var. densipilis

                                            Polymnia uvedalia var. floridana

                                            Polymnia uvedalia var. uvedalia

                                    Porophyllum

                                            Porophyllum gracile

                                            Porophyllum scoparium

                                    Prenanthes

                                            Prenanthes alba

                                            Prenanthes altissima

                                            Prenanthes altissima var. cinnamomea

                                            Prenanthes aspera

                                            Prenanthes crepidinea

                                            Prenanthes nana

                                            Prenanthes racemosa

                                            Prenanthes racemosa var. racemosa

                                            Prenanthes roanensis

                                            Prenanthes serpentaria

                                            Prenanthes trifoliolata

                                    Prionopsis

                                            Prionopsis ciliata

                                    Psacalium

                                            Psacalium decompositum

                                    Pseudelephantopus

                                            Pseudelephantopus spicatus

                  Pseudobahia

                  Pseudobahia bahiifolia

                  Pseudobahia peirsonii

                  Pseudobahia peirsonii

                                    Pseudognaphalium

                                            Pseudognaphalium helleri

                                            Pseudognaphalium obtusifolium

                                            Pseudognaphalium ramosissimum

                  Pseudognaphalium sandwicensium

                  Pseudognaphalium sandwicensium var. molokaiense

                                    Psilocarphus

                                            Psilocarphus brevissimus

                                            Psilocarphus brevissimus var. brevissimus

                                            Psilocarphus brevissimus var. multiflorus

                                            Psilocarphus oregonus

                                            Psilocarphus tenellus var. tenellus

                                    Psilostrophe

                                            Psilostrophe bakeri

                                            Psilostrophe cooperi

                                            Psilostrophe sparsiflora

                                            Psilostrophe tagetina

                                    Pterocaulon

                                            Pterocaulon pycnostachyum

                                    Pterocypsela

                                            Pterocypsela laciniata

                                    Pulicaria

                                            Pulicaria salviifolia

                                    Pyrethrum

                                            Pyrethrum karelinii

                                            Pyrethrum leontopodium

                                            Pyrethrum parthenifolium

                                            Pyrethrum pyrethroides

                                    Pyrrhopappus

                                            Pyrrhopappus carolinianus

                                            Pyrrhopappus multicaulis

                                    Pyrrocoma

                                            Pyrrocoma integrifolia

                                    Rafinesquia

                                            Rafinesquia californica

                                    Ratibida

                                            Ratibida columnifera

                                            Ratibida pinnata

                  Remya

                  Remya kauaiensis

                  Remya mauiensis

                  Remya montgomeryi

                                    Rhaponticum

                                            Rhaponticum repens

                                    Rhinactinidia

                                            Rhinactinidia limoniifolia

                                    Richteria

                                            Richteria pyrethroides

                                    Rigiopappus

                                            Rigiopappus leptocladus

                                    Rudbeckia

                                            Rudbeckia fulgida

                                              Rudbeckia fulgida var. sullivantii

                                            Rudbeckia laciniata

                                                          Rudbeckia laciniata 'Hortensia'

                                            Rudbeckia missouriensis

                                    Rugelia

                                            Rugelia nudicaulis

                                    Scariola

                                            Scariola orientalis

                                    Schmalhausenia

                                            Schmalhausenia nidulans

                                    Scorzonera

                                            Scorzonera inconspicua

                                            Scorzonera litwinowii

                                            Scorzonera pubescens

                                    Sericocarpus

                                            Sericocarpus asteroides

                                            Sericocarpus tortifolius

                                    Shinnersoseris

                                            Shinnersoseris rostrata

                                    Sigesbeckia

                                            Sigesbeckia jorullensis

                                            Sigesbeckia orientalis

                                            Sigesbeckia pubescens

                                    Simsia

                                            Simsia calva

                                    Smallanthus

                                            Smallanthus uvedalia

                                            Smallanthus uvedalius

                                            Solidago

                                            Solidago altissima

                                            Solidago altissima ssp. altissima

                                            Solidago arguta

                                            Solidago arguta var. arguta

                                            Solidago arguta var. caroliniana

                                            Solidago auriculata

                                            Solidago bicolor

                                            Solidago buckleyi

                                            Solidago caesia

                                            Solidago caesia var. curtisii

                                            Solidago canadensis

                                            Solidago canadensis var. canadensis

                                            Solidago canadensis var. gilvocanescens

                                            Solidago canadensis var. hargeri

                                            Solidago canadensis var. salebrosa

                                            Solidago canadensis var. scabra

                                            Solidago curtisii

                                            Solidago cutleri

                                            Solidago decemflora

                                            Solidago decumbens

                                            Solidago decumbens var. oreophila

                                            Solidago decurrens

                                            Solidago drummondii

                                            Solidago elongata

                                            Solidago erecta

                                            Solidago fistulosa

                                            Solidago flaccidifolia

                                            Solidago flexicaulis

                                            Solidago gigantea

                                            Solidago gigantea var. leiophylla

                                            Solidago gigantea var. serotina

                                            Solidago gilvocanescens

                                            Solidago glomerata

                                            Solidago hispida

                                            Solidago hispida var. lanata

                  Solidago houghtonii

                                            Solidago juncea

                                            Solidago macrophylla

                                            Solidago missouriensis

                                            Solidago missouriensis var. fasciculata

                                            Solidago mollis

                                            Solidago multiradiata

                                            Solidago multiradiata var. scopulorum

                                            Solidago nana

                                            Solidago neglecta

                                            Solidago nemoralis

                                            Solidago nemoralis ssp. decemflora

                                            Solidago nemoralis var. decemflora

                                            Solidago nemoralis var. longipetiolata

                                            Solidago nemoralis var. nemoralis

                                            Solidago nitida

                                            Solidago odora

                                            Solidago ohioensis

                                            Solidago patula

                                            Solidago petiolaris

                                            Solidago petiolaris var. angusta

                                            Solidago petiolaris var. wardii

                                            Solidago pinetorum

                                            Solidago ptarmicoides

                                            Solidago puberula

                                            Solidago puberula var. puberula

                                            Solidago radula

                                            Solidago riddellii

                                            Solidago rigida

                                            Solidago rigida var. glabrata

                                            Solidago roanensis

                                            Solidago rugosa

                                            Solidago rugosa var. aspera

                                            Solidago rupestris

                  Solidago sciaphila

                                            Solidago sempervirens

                                            Solidago sempervirens var. mexicana

                  Solidago shortii

                                            Solidago sparsiflora

                                            Solidago spathulata

                                            Solidago spathulata var. nana

                                            Solidago spathulata var. neomexicana

                                            Solidago speciosa

                                            Solidago speciosa var. angustata

                                            Solidago speciosa var. erecta

                                            Solidago speciosa var. pallida

                                            Solidago speciosa var. rigidiuscula

                                            Solidago sphacelata

                  Solidago spithamaea

                                            Solidago squarrosa

                                            Solidago stricta

                                            Solidago tortifolia

                                            Solidago uliginosa

                                            Solidago ulmifolia

                                            Solidago velutina

                                            Solidago wrightii

                                    Soliva

                                            Soliva mutisii

                                            Soliva pterosperma

                                            Soliva sessilis

                                    Sonchus

                                            Sonchus arvensis

                                            Sonchus arvensis var. glabrescens

                                            Sonchus asper

                                            Sonchus oleraceus

                                            Sonchus uliginosus

                                    Sphaeromeria

                                            Sphaeromeria cana

                                    Spilanthes

                                            Spilanthes americana var. repens

                                    Stebbinsoseris

                                            Stebbinsoseris decipiens

                                    Stemmacantha

                                            Stemmacantha uniflora

                                    Stenotus

                                            Stenotus acaulis

                                            Stenotus acaulis var. acaulis

                                            Stenotus armerioides

                                    Stephanomeria

                                            Stephanomeria exigua

                                            Stephanomeria exigua ssp. exigua

                  Stephanomeria malheurensis

                                            Stephanomeria paniculata

                                            Stephanomeria pauciflora

                                            Stephanomeria spinosa

                                            Stephanomeria virgata

                                    Stevia

                                            Stevia rebaudiana

                                    Struchium

                                            Struchium sparganophorum

                                    Stylocline

                                            Stylocline citroleum

                                            Stylocline gnaphalioides

                                            Stylocline gnaphaloides

                                    Symphyotrichum

                                            Symphyotrichum anomalum

                                                  Symphyotrichum anomalum f. alba

                                            Symphyotrichum ericoides

                                              Symphyotrichum ericoides var. ericoides

                                              Symphyotrichum ericoides var. pansum

                                            Symphyotrichum falcatum

                                              Symphyotrichum falcatum var. commutatum

                                              Symphyotrichum falcatum var. falcatum

                                            Symphyotrichum laeve

                                                  Symphyotrichum laeve f. laeve

                                            Symphyotrichum oolentangiense

                                              Symphyotrichum oolentangiense var. oolentangiense

                                            Symphyotrichum puniceum

                                              Symphyotrichum puniceum var. puniceum

                                            Symphyotrichum retroflexum

                                            Symphyotrichum undulatum

                                            Symphyotrichum urophyllum

                                    Syntrichopappus

                                            Syntrichopappus fremontii

                                    Tanacetopsis

                                            Tanacetopsis mucronata

                                    Tanacetum

                                            Tanacetum boreale

                                            Tanacetum huronense

                                            Tanacetum nuttallii

                                            Tanacetum parthenium

                                            Tanacetum vulgare

                  Taraxacum

                  Taraxacum californicum

                                    Tetradymia

                                            Tetradymia canescens

                                            Tetradymia comosa

                                            Tetradymia spinosa

                                    Tetragonotheca

                                            Tetragonotheca helianthoides

                  Tetramolopium

                  Tetramolopium arenarium

                  Tetramolopium capillare

                  Tetramolopium filiforme

                  Tetramolopium lepidotum

                  Tetramolopium lepidotum ssp. lepidotum

                  Tetramolopium remyi

                  Tetramolopium rockii

                                    Tetraneuris

                                            Tetraneuris acaulis var. acaulis

                  Tetraneuris herbacea

                                            Tetraneuris torreyana

                                    Thelesperma

                                            Thelesperma filifolium

                                            Thelesperma filifolium var. intermedium

                                            Thelesperma marginatum

                                            Thelesperma megapotamicum

                                    Thymophylla

                                            Thymophylla acerosa

                                            Thymophylla pentachaeta

                                            Thymophylla pentachaeta var. pentachaeta

                                            Thymophylla tenuiloba

                  Thymophylla tephroleuca

                                    Tithonia

                                            Tithonia rotundifolia

                                    Townsendia

                  Townsendia aprica

                                            Townsendia exscapa

                                            Townsendia grandiflora

                                            Townsendia montana var. minima

                                            Townsendia parryi

                                    Tridax

                                            Tridax procumbens

                                    Tripleurospermum

                                            Tripleurospermum inodorum

                                    Trixis

                                            Trixis californica

                                    Turczaninovia

                                            Turczaninovia fastigiata

                                    Turczaninowia

                                            Turczaninowia fastigiata

                                    Tussilago

                                            Tussilago farfara

                                    Uropappus

                                            Uropappus lindleyi

                                    Verbesina

                                            Verbesina alternifolia

                  Verbesina dissita

                                            Verbesina encelioides

                                            Verbesina helianthoides

                                            Verbesina howardiana

                                            Verbesina occidentalis

                                            Verbesina turbacensis

                                            Verbesina urticifolia

                                            Verbesina virginica

                                            Verbesina virginica var. virginica

                                    Vernonia

                                            Vernonia acaulis

                                            Vernonia angustifolia

                                            Vernonia baldwinii

                                            Vernonia brasiliana

                                            Vernonia cinerea

                                            Vernonia fasciculata

                                            Vernonia fasciculata var. corymbosa

                                            Vernonia gigantea

                                            Vernonia gigantea ssp. gigantea

                                            Vernonia gigantea var. gigantea

                                            Vernonia glauca

                                            Vernonia marginata

                                            Vernonia missurica

                                            Vernonia noveboracensis

                                            Vernonia patens

                                            Vernonia remotiflora

                                            Vernonia scorpioides

                                    Viguiera

                                            Viguiera laciniata

                                            Viguiera multiflora

                                            Viguiera parishii

                                            Viguiera stenoloba

                                    Wedelia

                                            Wedelia calycina

                                            Wedelia trilobata

                                    Whitneya

                                            Whitneya dealbata

                  Wilkesia

                  Wilkesia hobdyi

                                    Wyethia

                                            Wyethia angustifolia

                                            Wyethia elata

                                            Wyethia glabra

                                            Wyethia helenioides

                                            Wyethia mollis

                                            Wyethia ovata

                                            Wyethia scabra var. canescens

                                    Xanthisma

                                            Xanthisma spinulosum var. glaberrimum

                                    Xeranthemum

                                            Xeranthemum longepapposum

                                    Xylorhiza

                                            Xylorhiza tortifolia var. tortifolia

                  Yermo

                  Yermo xanthocephalus

                                    Youngia

                                            Youngia japonica

                                    Zinnia

                                            Zinnia acerosa

                                            Zinnia elegans

                                            Zinnia grandiflora

                                            Zinnia peruviana

                                            Zinnia pumila

                                            Zinnia violacea