| Classification | Alliaceae: Allium |
| Harvard University Herbaria Barcode(s) | 00046506 |
| Type Status | Syntype |
| Collector | J. T. Rothrock |
| Collector number | 237 |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona |
| Locality | Willow Spring, 7195 feet |
| Date Collected | 1874-07-** |
| Elevation | 2193 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/85f62fdb-d646-4248-8a37-c7a542e50c2d |
| Harvard University Herbaria Barcode | 00046506 |
| Herbarium | GH |
| Family | Alliaceae |
| Type Status | Syntype |
| Syntype of | Allium nuttallii S. Watson |
| Verified by | W. T. Kittredge |
| Date Determined | 2008 |
| Taxon Reference | (for Allium nuttallii S. Watson) Proc. Amer. Acad. Arts 1879. 14: 227. |
| Family | Alliaceae |
| Determination | Allium geyeri S. Watson |
| Determined by | M. Ownbey |
| Date Determined | 1942-09-15 |
| Determination Remarks | [current name] |
| Annotation Text | Allium nuttallii Watson COTYPE Rothrock 237 |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [mounted with Syntype of Allium nuttallii S. Watson, Rothrock 197, 46505] |
