| Classification | Ephedraceae: Ephedra | 
| Harvard University Herbaria Barcode(s) | 00933428 | 
| Collector | U. T. Waterfall | 
| Collector number | 6592 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Hudspeth County | 
| Locality | Near Highway #62. Hueco Mountains | 
| Date Collected | 1946-08-20 | 
| Habitat | on limestone slopes | 
| Container | Plants of Southwestern Texas | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0861e1fb-420c-4e33-b430-430f80261ac5 | 
| Harvard University Herbaria Barcode | 00933428 | 
| Herbarium | GH | 
| Family | Ephedraceae | 
| Determination | Ephedra aspera Engelmann ex S. Watson | 
| 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 |