| Classification | Cyperaceae: Scirpus | 
| Harvard University Herbaria Barcode(s) | 00028006 | 
| Type Status | Holotype | 
| Collector | M. L. Fernald & B. H. Long | 
| Collector number | 8109 | 
| Country | United States of America | 
| State | Virginia | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Virginia: Southampton County | 
| Locality | Wooded alluvial bottomland of Meherrin River, near Haley's Bridge | 
| Date Collected | 1938-06-16 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b4d5dc2e-4069-4932-87d3-02964ece9721 | 
| Harvard University Herbaria Barcode | 00028006 | 
| Herbarium | GH | 
| Family | Cyperaceae | 
| Type Status | Holotype | 
| Holotype of | Scirpus atrovirens var. flaccidifolius Fernald | 
| Taxon Reference | (for  Scirpus atrovirens var. flaccidifolius Fernald) Rhodora 1938. 40: 396. | 
| Family | Cyperaceae | 
| Determination | Scirpus flaccidifolius (Fernald) Schuyler | 
| Determined by | A. E. Schuyler | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |