| Classification | Poaceae: Vilfa | 
| Classification 1 | Poaceae: Sporobolus | 
| Harvard University Herbaria Barcode(s) | 00024572 | 
| Type Status | Isotype | 
| Collector | T. Drummond | 
| Collector number | 306 bis | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4844af5e-eae8-40d8-bdc8-212b8b64d084 | 
| Harvard University Herbaria Barcode | 00024572 | 
| Herbarium | GH | 
| Family | Poaceae | 
| Type Status | Isotype | 
| Isotype of | Vilfa drummondii Trinius | 
| Verified by | McGregor, Ronald Leighton bis | 
| Date Determined | 1988-01-** | 
| Determination Remarks | [filed under] | 
| Annotation Text | ISOTYPE | 
| Taxon Reference | (for  Vilfa drummondii Trinius) Mém. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 6, Sci. Math., Seconde Pt. Sci. Nat. 1840. 5(2): 106. | 
| Family | Poaceae | 
| Type Status | Isotype | 
| Isotype of | Vilfa drummondii Trinius | 
| Verified by | (ISC) | 
| Annotation Text | Istotype | 
| Taxon Reference | (for  Vilfa drummondii Trinius) Mém. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 6, Sci. Math., Seconde Pt. Sci. Nat. 1840. 5(2): 106. | 
| Family | Poaceae | 
| Determination | Sporobolus asper var. drummondii (Trinius) Vasey | 
| Determined by | McGregor, Ronald Leighton bis | 
| Date Determined | 1988-01-** | 
| Determination Remarks | [current name] | 
| Family | Poaceae | 
| Determination | Sporobolus asper var. drummondii (Trinius) Vasey | 
| Determined by | Riggins, Rhonda L. | 
| Date Determined | 1972 | 
| Family | Poaceae | 
| Determination | Vilfa macra Trinius | 
| Annotation Text | [Annotated on sheet} | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |