Caltha

Caltha alba
Caltha alba Cambess., V.Jacquemont, Voy. Inde 4: 6 (1841) as per POWO; . Caltha palustris var. alba (Cambess) Hook.f. & Thomson,...
Caltha leptosepala (USA)
Caltha leptosepala DC., Syst. Nat. 1: 310 1817. (Syn: Caltha auriculata (Raf.) Merr.; Caltha biflora var. howellii Huth; Caltha biflora...
Caltha palustris (including var. himalaica)
Caltha palustris L., Sp. Pl. 558 1753. (Syn: Caltha alpestris Schott, Nyman & Kotschy; Caltha alpina (Schur) Schur; Caltha arctica...
Caltha scaposa
Caltha scaposa Hook. fil. & Thomson, Fl. Ind. 1: 40 (1855) (syn: Caltha palustris var. scaposa Maxim.; Caltha scaposa var. parnassioides Ulbr.; Caltha scaposa var. smithii Ulbr.);...