Torrey, J.,
Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean in 1853-6
(1856)
Pacif. Railr. Rep.
vol. 4
(1853-1856)
t.
13
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Opuntia sphaerocarpa Engelm. & J.M.Bigelow
name cited:
Opuntia sphaerocarpa Engelm. & J.M.Bigelow
name recognized:
Opuntia sphaerocarpa Engelm. & J.M.Bigelow
drawing:
P. Roetter
family:
Cactaceae
subfamily: Opuntioideae
epithet:
sphaerocarpus,-a,-um
Illustration contributed by:
San Francisco Public Library, San Francisco, California, U.S.A.
link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=71788
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