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.

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vol. 4 (1853-1856)

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t. 8

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Opuntia macrorhiza Engelm.

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name cited:
Opuntia tortispina Engelm. & J.M. Bigelow
name recognized:
Opuntia macrorhiza Engelm.

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drawing: P. Roetter

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family: Cactaceae
subfamily: Opuntioideae

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epithet cited: tortispinus,-a,-um

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epithet recognized: macrorhizus,-a,-um

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Illustration contributed by:
San Francisco Public Library, San Francisco, California, U.S.A.

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link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=71780

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synonyms: