| Classification | Ephedraceae: Ephedra |
| Harvard University Herbaria Barcode(s) | 00933368 |
| Collector | U. T. Waterfall |
| Collector number | 7221 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Jackson County |
| Locality | 4 mi. E. & 4 S of El Dorado |
| Date Collected | 1947-06-20 |
| Habitat | mixed gypsum, shale and sandstone |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8b280e0b-3584-4738-96a5-72630fc5bdd9 |
| Harvard University Herbaria Barcode | 00933368 |
| Herbarium | GH |
| Previous ownership | Collected for the Bebb Herbarium of the University of Oklahoma by the Oklahoma Biological Survey |
| Family | Ephedraceae |
| Determination | Ephedra antisyphilitica Berlandier ex C. A. Meyer |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
