Verbatim text: Cook, C. D. K. 1966. A monographic study of Ranunculus subgenus Batrachium (DC.) A. Gray. Mitt. Bot. Staatssamml. München 6: 47-237.
Author: Cook, C.D.K.
Year: 1966
Title: A monographic study of Ranunculus subgenus Batrachium (DC.) A. Gray
Journal: Mitt. Bot. Staatssamml. München
Volume: 6
Pages: 47–237