Reference:Howell1960a
Verbatim text: Howell, J. T. 1960. A Mexican pokeberry in San Francisco, California. Leafl. W. Bot. 9: 81–83.
Author: Howell, J.T.
Year: 1960
Title: A Mexican pokeberry in San Francisco, California
Journal: Leafl. W. Bot
Volume: 9
Pages: 81–83