| Classification | Ephedraceae: Ephedra |
| Harvard University Herbaria Barcode(s) | 00022602 |
| Type Status | Syntype |
| Collector | Edw. Palmer |
| Collector number | 1288 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Sieera Madre, 40 miles south of Saltillo |
| Date Collected | 1880-07-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/570ca304-14a8-42b0-b28c-dc79b2a82aac |
| Harvard University Herbaria Barcode | 00022602 |
| Herbarium | GH |
| Family | Ephedraceae |
| Determination | Ephedra aspera Engelmann ex S. Watson |
| Determined by | Stefanie M. Ickert-Bond |
| Date Determined | 2002-05-** |
| Determination Remarks | [is Current name] |
| Family | Ephedraceae |
| Type Status | Syntype |
| Syntype of | Ephedra aspera Engelmann ex S. Watson |
| Verified by | Stefanie M. Ickert-Bond |
| Date Determined | 2002-05-** |
| Taxon Reference | (for Ephedra aspera Engelmann ex S. Watson) Proc. Amer. Acad. Arts 18: 157. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
