| ID illustration | 71776 | 
| ID publication | 1342 | 
| ID volume | 146619 | 
| code scanning institute | SFPL | 
| scanning institute | San Francisco Public Library, San Francisco, California, U.S.A. | 
| URL volume | https://archive.org/details/reportsofexplora04unit_0 | 
| ID species cited | 225862 | 
| species cited | Cereus engelmannii var. variegatus Engelm. & J.M.Bigelow | 
| ID basionym cited | 225862 | 
| basionym cited | Cereus engelmannii var. variegatus Engelm. & J.M.Bigelow | 
| ID species recognized | 369922 | 
| species recognized | Echinocereus engelmannii (Parry ex Engelm.) Lemaire | 
| ID basionym recognized | 225860 | 
| basionym recognized | Cereus engelmannii Parry ex Engelm. | 
| ID genus cited | 1691 | 
| genus cited | Cereus | 
| ID genus recognized | 1685 | 
| genus recognized | Echinocereus | 
| Echinocereus engelmannii (Parry ex Engelm.) Lemaire [6] | |
|   | Cactaceae - Cactoideae - Cereeae - | 
| vernacular names | 
											
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| Echinocereus Engelm. [132] | |
| J. Torrey, Pacif. Railr. Rep., vol. 4 fasicle 3, : t. 5 (1853-1856) [P. Roetter] [97] | |
| drawing: P. Roetter [153] | |
| epithet recognized species: engelmannii [22] | |
| epithet cited species: engelmannii [22] | |
| Illustration contributed by: | San Francisco Public Library, San Francisco, California, U.S.A. |