| Classification | Ephedraceae: Ephedra |
| Harvard University Herbaria Barcode(s) | 00933701 |
| Collector | F. A. Thackery |
| Collector number | 255 |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Pima County |
| Locality | Topawa |
| Date Collected | 1928-03-** |
| Container | Plants of Arizona |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bc363d7e-e0b8-420d-aeec-800ddc6875a3 |
| Harvard University Herbaria Barcode | 00933701 |
| Herbarium | A |
| Family | Ephedraceae |
| Determination | Ephedra trifurca Torrey ex S. Watson |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
