| Classification | Cyperaceae: Cyperus |
| Harvard University Herbaria Barcode(s) | 00267669 |
| Type Status | Isosyntype |
| Collector | C. Wright |
| Collector number | 1943 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Val Verde County |
| Locality | N. Mex., San Pedro or Devils R. [River] |
| Date Collected | 1852-07-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d121f55d-53dd-43c5-b3d5-b1a71bdc8e82 |
| Harvard University Herbaria Barcode | 00267669 |
| Herbarium | GH |
| Family | Cyperaceae |
| Type Status | Isosyntype |
| Isosyntype of | Cyperus trachynotus Torrey |
| Verified by | W.T. Kittredge |
| Date Determined | 2008 |
| Taxon Reference | (for Cyperus trachynotus Torrey) Rep. U.S. Mex. Bound., Bot. 1859. 227. |
| Family | Cyperaceae |
| Determination | Cyperus elegans Linnaeus |
| Determined by | G. C. Tucker (NYS) |
| Date Determined | 1985 |
| Determination Remarks | [current name] |
| Family | Cyperaceae |
| Determination | Cyperus trachynotus Torrey |
| Determined by | A. W. Chapman |
| Determination Remarks | [current name] |
| Annotation Text | AWC an C. viscosus Ait? |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
