Verbatim text: Tobe, H. and R. C. Keating. 1985. The morphology and anatomy of Hydrastis (Ranunculales): Systematic reevaluation of the genus. Bot. Mag. (Tokyo) 98: 291-316.
Author: Tobe, H., Keating, R.C.
Year: 1985
Title: The morphology and anatomy of Hydrastis (Ranunculales): Systematic reevaluation of the genus
Journal: Bot. Mag. (Tokyo)
Volume: 98
Pages: 291–316