| Name | Fossombronia cristula var. verdoornii Chalaud |
| Authorship | Chalaud |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Fossombronia cristula Austin |
| Citation | 1931 Ann. Bryol. Vol 4. 143 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Fossombronia cristula var. verdoornii Chalaud |
| Identification made in | [no date] (2) |