| Deutsch | English |
|---|---|
| Sprachgebrauch | usage |
| Euphorbia stygiana (II) | Aloe haworthioides (I) (Includes the var. aurantiaca) |
| Euphorbia stygiana (II) | Ocotillos, boojums Fouquieria columnaris (II) #4 Boojum tree |
| English | Deutsch |
|---|---|
| usage | Sprachgebrauch |
| Euphorbia quartziticola (I) Euphorbia stygiana (II) | Euphorbia parvicyathophora (I) |