Organism
Plantae
Viridiplantae
Streptophyta
Embryophyta
Tracheophyta
Spermatophytina
Magnoliopsida
Asteranae
Lamiales
[Callitrichales]
[Plantaginales]
[Scrophulariales]
Castilleja
Castilleja affinis
Castilleja affinis ssp. neglecta
Castilleja campestris
Castilleja campestris ssp. succulenta
Castilleja cinerea
Castilleja grisea
Castilleja levisecta
Nesogenes
Nesogenes rotensis
Orobanche fasciculata
Orobanche ludoviciana
Pedicularis
Pedicularis furbishiae
Schwalbea
Schwalbea americana