CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.
CCDB → Angiosperms → Crassulaceae → Thompsonella
| Taxon name | Status | Median (n) |
| Thompsonella minutiflora (Rose) Britton & Rose | Accepted | 26 |
| Thompsonella platyphylla Rose | Accepted | 26 |