| ID illustration | 121107 |
| ID publication | 902 |
| ID volume | 2023 |
| code scanning institute | MBO |
| scanning institute | Missouri Botanical Garden, St. Louis, U.S.A. |
| URL volume | https://archive.org/details/mobot31753002553771 |
| ID species cited | 369738 |
| species cited | Echinocactus williamsii Lemaire |
| ID basionym cited | 369738 |
| basionym cited | Echinocactus williamsii Lemaire |
| ID species recognized | 369738 |
| species recognized | Echinocactus williamsii Lemaire |
| ID basionym recognized | 369738 |
| basionym recognized | Echinocactus williamsii Lemaire |
| ID genus cited | 1727 |
| genus cited | Echinocactus |
| ID genus recognized | 1727 |
| genus recognized | Echinocactus |
| Echinocactus williamsii Lemaire [4] | |
| Cactaceae - Cactoideae - Cacteae - | |
| vernacular names |
|
| Echinocactus Link & Otto [139] | |
| K.M. Schumann, Gesamtbeschr. Kakt.: p. 319, t. 55 (1899) [T. Guerke] [64] | |
| drawing: T. Guerke [163] | |
| epithet recognized species: williamsii [30] | |
| epithet cited species: williamsii [30] | |
| Illustration contributed by: | Missouri Botanical Garden, St. Louis, U.S.A. |
K.M. Schumann, Gesamtbeschr. Kakt.: p. 319, t. 55 (1899) [T. Guerke]