| Name | Houstonia angustifolia var. rigidiuscula A. Gray |
| Authorship | A. Gray |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Houstonia angustifolia Michaux |
| GUID | urn:lsid:ipni.org:names:124259-2 |
| Citation | 1884 Syn. Fl. N. Amer. 1(2): 27 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Houstonia angustifolia var. rigidiuscula A. Gray |
| Identification made in | [no date] (7) |
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