Caltha biflora var. rotundifolia Caltha chelidonii Caltha lasopetala Caltha leptosepala f. chionophila Caltha leptosepala var. macounii Caltha leptosepala var. rotundifolia Caltha leptostachya Caltha macounii Caltha malvacea Caltha uniflora Caltha leptosepala var. leptosepala Caltha biflora var. howellii Psychrophila leptosepala Caltha leptosepala var. sulfurea Caltha auriculata Caltha rotundifolia
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024