New and Unread Tree-Mails
| Sclerocactus unguispinus | Accepted |
| Echinomastus unguispinus | Synonym |
| Echinomastus unguispinus var. laui | Synonym |
| Plant Habit: | Cactus/Succulent |
| Life cycle: | Perennial |
| Minimum cold hardiness: | Zone 9a -6.7 °C (20 °F) to -3.9 °C (25 °F) |
| Flowers: | Showy |
| Flower Color: | Other: Brownish red |
| Suitable Locations: | Xeriscapic |
| Resistances: | Drought tolerant |
| Containers: | Needs excellent drainage in pots |
| Miscellaneous: | With thorns/spines/prickles/teeth |