| Classification | Ephedraceae: Ephedra | 
| Harvard University Herbaria Barcode(s) | 00933391 | 
| Collector | S. D. McKelvey | 
| Collector number | 1795 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas | 
| Locality | Bet. laredo and San Antonio | 
| Date Collected | 1931-04-11 | 
| Container | Plants of Texas | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/001dd79e-0f7d-4137-964f-be5c66f0ddb9 | 
| Harvard University Herbaria Barcode | 00933391 | 
| Herbarium | GH | 
| 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 |