| Classification | Acanthaceae: Dipteracanthus | 
| Classification 1 | Acanthaceae: Ruellia | 
| Barcode(s) | 00306684 | 
| Type Status | Isotype | 
| Collector | T. Drummond | 
| Collector number | [III] 260 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas | 
| Locality | [In Prov. Texas, inter Brazoria et San Felipe] | 
| Remarks | [locality from protologue] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e553db95-794b-4183-a97b-b44684948480 | 
| Harvard University Herbaria Barcode | 00306684 | 
| Herbarium | GH | 
| Family | Acanthaceae | 
| Type Status |  Isotype | 
| Isotype of |  Dipteracanthus drummondiana Nees | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2010 | 
| Determination Remarks | HT: Herb. Hooker (K) | 
| Taxon Reference | (for  Dipteracanthus drummondiana Nees) Prodr. [A. P. de Candolle] 1847. 11: 123. | 
| Family | Acanthaceae | 
| Determination |  Ruellia drummondiana (Nees) A. Gray | 
| Determined by | T. F. Daniel (CAS) | 
| Date Determined | 2010 | 
| Determination Remarks |  [current name] | 
| Annotation Text | ISOTYPE: Drummond 260 | 
| Family | Acanthaceae | 
| Determination |  Ruellia drummondiana (Nees) A. Gray | 
| Determined by | E. C. Leonard | 
| Date Determined | 1968-10-04 | 
| Annotation Text | Type coll. | 
| Family | Acanthaceae | 
| Determination |  Ruellia drummondiana (Nees) A. Gray | 
| Determined by | D. C. Wasshausen (US) | 
| Date Determined | 1965 | 
| Family | Acanthaceae | 
| Determination |  Ruellia drummondiana (Nees) A. Gray | 
| Determined by | F. A. Barkley | 
| Date Determined | 1946-06-02 | 
| Family | Acanthaceae | 
| Determination |  Ruellia drummondiana (Nees) A. Gray | 
| Determined by | A. Gray | 
| Determination Remarks | [A. Gray (scripsit)] [label name] | 
| Annotation Text | Syn. Fl. N. Amer. | 
| Sex | not determined | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |