Tephrocactus
Tephrocactus is a genus of the cactus family.
Species
Species of the genus Tephrocactus according to Plants of [the World Online] as of October 2025:| Image | Scientific name | Distribution |
| Tephrocactus abditus D.J.Ferguson & Janeba | Argentina | |
| Tephrocactus alexanderi Backeb. | Argentina. | |
| Tephrocactus aoracanthus Lem. | Argentina. | |
| Tephrocactus articulatus Backeb. | Argentina. | |
| Tephrocactus bonnieae Stuppy | Argentina | |
| Tephrocactus molinensis Backeb. | Argentina | |
| Tephrocactus nigrispinus Backeb. | Argentina, Bolivia, Chile | |
| Tephrocactus recurvatus D.R.Hunt & Ritz | Argentina | |
| Tephrocactus verschaffeltii D.R.Hunt & Ritz | Argentina, Bolivia | |
| Tephrocactus weberi Backeb. | Argentina. |