| Name | Pleuridium alternifolium var. howei Renauld & Cardot |
| Authorship | Renauld & Cardot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Pleuridium alternifolium (Dickson ex Hedwig) Bridel |
| Citation | 1893 Rev. Bryol. 20:30 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Pleuridium alternifolium var. howei Renauld & Cardot |
| Identification made in | [no date] (1) |