| Classification | Rubiaceae: Houstonia |
| Harvard University Herbaria Barcode(s) | 00096876 |
| Type Status | Syntype |
| Collector | J. G. Schaffner |
| Collector number | 614 |
| Country | Mexico |
| State | San Luis Potosà |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà |
| Locality | In monitbus San Miguelito |
| Date Collected | 1876 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7848fed9-e336-47b9-80c0-389963f9b773 |
| Harvard University Herbaria Barcode | 00096876 |
| Herbarium | GH |
| Family | Rubiaceae |
| Type Status | Syntype |
| Syntype of | Houstonia angustifolia var. rigidiuscula A. Gray |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Houstonia angustifolia var. rigidiuscula A. Gray) Syn. Fl. N. Amer. 1884. 1(2): 27. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
