St. John's Wort Family - Photo (c) Paul Reeves, some rights reserved (CC BY-NC-SA), uploaded by Paul Reeves Comprehensive check list for St. John's Wort Family (Family Hypericaceae)
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: 29 07, 2012). (Link)