Picris hieracioides subsp. sonchoides (Vest) Thell. in Schinz & Keller, Fl. Schweiz, ed. 3, 2: 357. 1914
Picris hieracioides subsp. sonchoides in Schinz & Keller, Fl. Schweiz, ed. 3, 2: 357. 1914
is new combination for Picris sonchoides in Flora 3: 5. 1820
Picris hieracioides subsp. sonchoides in Schinz & Keller, Fl. Schweiz, ed. 3, 2: 357. 1914