| ID illustration | 71777 |
| 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 | 225861 |
| species cited | Cereus engelmannii var. chrysocentrus Engelm. & J.M.Bigelow |
| ID basionym cited | 225861 |
| basionym cited | Cereus engelmannii var. chrysocentrus 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 |
|
| 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. |