| Classification | Ephedraceae: Ephedra |
| Barcode(s) | 00356691 |
| Collector | R. F. Thorne & R. Rutherford |
| Collector number | 33570 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Imperial County |
| Locality | sand dunes ca. 17 miles w. of Yuma near rest stop on Hwy. 80 |
| Date Collected | 1964-04-10 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4aecee56-dadf-4246-a4d3-5b73689dc9a3 |
| Harvard University Herbaria Barcode | 00356691 |
| Herbarium | GH |
| Family | Ephedraceae |
| Determination | Ephedra trifurca Torrey ex S. Watson |
| Determination Remarks | [current name] |
| Family | Ephedraceae |
| Determination | Ephedra trifurca Torrey ex S. Watson |
| Determination Remarks | [filed under] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |