| Classification | Rubiaceae: Houstonia |
| Harvard University Herbaria Barcode(s) | 00096961 |
| Type Status | Syntype |
| Collector | E. L. Greene |
| Collector number | 460 |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona |
| Locality | San Francisco Mountains near Clifton |
| Date Collected | 1880-09-03 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e84a42c1-a1d2-467d-be54-f1a18758e3b7 |
| Harvard University Herbaria Barcode | 00096961 |
| Herbarium | GH |
| Family | Rubiaceae |
| Type Status | Syntype |
| Syntype of | Houstonia wrightii A. Gray |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Houstonia wrightii A. Gray) Proc. Amer. Acad. Arts 1882. 17: 202. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
