Buttercup Family - Photo (c) Colin Ogle, some rights reserved (CC BY-NC), uploaded by Colin Ogle Comprehensive check list for Buttercup Family (Family Ranunculaceae)
Source: Calflora: Information on California plants for education, research and conservation. [web application]. 2012. Berkeley, California: The Calflora Database [a non-profit organization]. Available: http://www.calflora.org/ (Accessed: 58 06, 2012). (Link)