| Classification | Houstonia: Rubiaceae |
| Classification 1 | Hedyotis: Rubiaceae |
| Harvard University Herbaria Barcode(s) | 00096871 |
| Type Status | Lectotype |
| Collector | C. Wright |
| Collector number | 237 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Kinney County |
| Locality | Western Texas to El Paso, New Mexico [Live Oak Ck. and to the Las Moras] |
| Date Collected | 1849-06-29 |
| Habitat | [High prairies] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2943ddf2-d61f-431b-b61e-c88c6e47ff10 |
| Harvard University Herbaria Barcode | 00096871 |
| Herbarium | GH |
| Family | Rubiaceae |
| Determination | Houstonia acerosa (A. Gray) Bentham & Hooker f. |
| Determination Remarks | [is Current name] |
| Family | Rubiaceae |
| Type Status | Lectotype |
| Lectotype of | Hedyotis acerosa A. Gray |
| Verified by | W. T. Kittredge |
| Date Determined | 2007 |
| Determination Remarks | [as "Holotype"] |
| Taxon Reference | (for Hedyotis acerosa A. Gray) Smithsonian Contr. Knowl. 1852. 3: 81. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [Mounted with non-type specimen of C. Wright 1118, 254277] |
