| Classification | Ephedraceae: Ephedra |
| Barcode(s) | 00933384 |
| Collector | B. C. Tharp |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Travis County: Austin |
| Locality | near dam |
| Habitat | on limestone cliffs |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a2d92ccf-ec46-4d46-8d05-9715ad23b20c |
| Harvard University Herbaria Barcode | 00933384 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of The University of Texas |
| Family | Ephedraceae |
| Determination | Ephedra antisyphilitica Berlandier ex C. A. Meyer |
| Determined by | Correll, Donovan Stewart |
| Date Determined | 1965 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |