| Classification | Cyperaceae: Cyperus | 
| Barcode(s) | 00027613 | 
| Type Status | Holotype | 
| Collector | E. S. Steele | 
| Country | United States of America | 
| State | District of Columbia | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: District of Columbia | 
| Locality | Sandy thicket | 
| Date Collected | 1896-07-22 | 
| Remarks | = Cyperus retrofractus (L.) Torr. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/218be7be-4a53-4818-a92c-2d6586cd9634 | 
| Harvard University Herbaria Barcode | 00027613 | 
| Herbarium | GH | 
| Family | Cyperaceae | 
| Type Status |  Holotype | 
| Holotype of |  Cyperus dipsaciformis Fernald | 
| Verified by | R. Carter | 
| Taxon Reference | (for  Cyperus dipsaciformis Fernald) Rhodora 1906. 8: 127. | 
| Family | Cyperaceae | 
| Determination |  Cyperus retrofractus (Linnaeus) Torrey | 
| Determination Remarks |  [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |