| ID illustration | 179077 |
| ID publication | 123 |
| ID volume | 4537 |
| code scanning institute | Toronto |
| scanning institute | University of Toronto Library, Canada |
| URL volume | https://archive.org/details/daspflanzenreich33engluoft |
| ID species cited | 495782 |
| species cited | Haworthia rigida (Lam.) Haw. |
| ID basionym cited | 43935 |
| basionym cited | Aloe cylindracea var. rigida Lam. |
| ID species recognized | 495782 |
| species recognized | Haworthia rigida (Lam.) Haw. |
| ID basionym recognized | 43935 |
| basionym recognized | Aloe cylindracea var. rigida Lam. |
| ID genus cited | 10374 |
| genus cited | Haworthia |
| ID genus recognized | 10374 |
| genus recognized | Haworthia |
| Haworthia rigida (Lam.) Haw. [6] | |
| Liliaceae - Asphodeloideae - | |
| vernacular names |
|
| Haworthia Duval [206] | |
| H.G.A. Engler, Pflanzenr., vol. 38(III. ii.): [Heft 33], (Liliaceae - Asphodeloideae - Aloineae): p. 81, fig. 26 (1908) [225] | |
| epithet recognized species: rigidus,-a,-um [343] | |
| epithet cited species: rigidus,-a,-um [343] | |
| Illustration contributed by: | University of Toronto Library, Canada |
H.G.A. Engler, Pflanzenr., vol. 38(III. ii.): [Heft 33], (Liliaceae - Asphodeloideae - Aloineae): p. 81, fig. 26 (1908)