code scanning institute
SFPL
scanning institute
San Francisco Public Library, San Francisco, California, U.S.A.
URL volume
https://archive.org/details/reportsofexplora04unit_0
species cited
Opuntia occidentalis Engelm. & J. M. Bigelow (pro sp.)
ID species recognized
720609
species recognized
Opuntia occidentalis Engelm. & J. M. Bigelow (pro sp.)
Opuntia occidentalis Engelm. & J. M. Bigelow (pro sp.) [1]
 
Cactaceae - Opuntioideae -
J. Torrey, Pacif. Railr. Rep., vol. 4 fasicle 3, : t. 7 (1853-1856) [P. Roetter] [97]