Taxa: Euphorbia nicaeensis (Esula nicaeensis, Galarhoeus nicaeensis, Tithymalus nicaeensis), Euphorbia nicaeensis ssp. cadrilateri (Tithymalus nicaeensis ssp. cadrilateri), Euphorbia nicaeensis ssp. demnatensis, Euphorbia nicaeensis ssp. dobrogensis (Euphorbia dobrogensis f. latibracteata, Euphorbia nicae
... (show all)ensis f. latibracteata), Euphorbia nicaeensis ssp. goldei (Tithymalus nicaeensis ssp. goldei), Euphorbia nicaeensis ssp. hispanica, Euphorbia nicaeensis ssp. nicaeensis (Euphorbia nicaeensis ssp. japygica, Tithymalus nicaeensis ssp. japygicus, Euphorbia nicaeensis var. japygica, Euphorbia pannonica f. kitaibelii), Euphorbia nicaeensis ssp. volgensis, Euphorbia nicaeensis var. hispanica, Euphorbia nicaeensis var. lasiocarpa, Euphorbia nicaeensis var. nicaeensis