Agave and Allies - Photo (c) Jakob Fahr, some rights reserved (CC BY-NC), uploaded by Jakob Fahr Comprehensive check list for Agave and Allies (Family Asparagaceae)
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: 59 07, 2012). (Link)