| Classification | Cyperaceae: Carex |
| Harvard University Herbaria Barcode(s) | 00027459 |
| Type Status | Holotype |
| Collector | G. Thurber |
| Collector number | [436] |
| Country | Mexico |
| State | Sonora |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora: Fronteras |
| Locality | Mababa [Mababi] |
| Date Collected | 1851-06-** |
| Habitat | [Wet ground] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/53592e59-f84d-449c-96fd-149c2a1f5d5e |
| Harvard University Herbaria Barcode | 00027459 |
| Herbarium | GH |
| Previous ownership | ex Herb. C. Dewey |
| Family | Cyperaceae |
| Type Status | Holotype |
| Holotype of | Carex thurberi Dewey |
| Verified by | W. T. Kittredge |
| Date Determined | 2008 |
| Taxon Reference | (for Carex thurberi Dewey) Rep. U.S. Mex. Bound., Bot. 1-20 Apr 1859. 232. |
| Family | Cyperaceae |
| Determination | Carex thurberi Dewey |
| Determined by | C. Dewey |
| Determination Remarks | [current name] |
| Family | Cyperaceae |
| Determination | Carex hystericina Muhlenberg ex Willdenow |
| Annotation Text | fide Boott |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [mounted with a non-type specimen of Pringle 222, 267680] |
