| Scientific Name: | Euphorbia mammillaris |
| Common Name: | corncob plant |
| Family Name: | Euphorbiaceae |
| Origin: | Africa |
| Hardiness Zone: | Zone 9: (-7 to -1 °C) |
| Plant Type: | Indoor foliage plant |
| Mature Size: | 0.2 - 0.4m x 0.1 - 0.3m (height x width) |
| Habit: | Upright |
| Form: | Columnar |
| Texture: | Medium - coarse |
| Landscape Uses: | Indoor plant |
| Exposure: | |
| Soil or Media: | Well-drained |
| Leaves: | Simple, Spiraled, Prickly, Glabrous, Acicular, Entire |
| Flowers: | Cyathium, Yellow, Pink |
| Fruit: | Schizocarp, Green, Brown |
| Key ID Features: | |
| Stems succulent; leaves reduced to gray spines. | |