Helminthotheca echioides (L.) Holub, 176 1973. (Syn: Crepis echioides All.; Helminthia echioides (L.) Gaertn.; Helminthia echioides (L.) Holub; Helminthia echioides (L.) Juss.; Helminthia humifusa (Willd.) Trevir.; Helminthia pratensis Chevall.; Helminthia spinosa DC.; Helminthia tuberculata Moench; Helminthotheca echioides (L.) Lack; Picris echioides L.; Picris echioides var. pratensis (DC.) Maire; Picris echioides var. tuberculata (Moench) Fiori; Picris […]