| Classification | Iridaceae: Sisyrinchium | 
| Barcode(s) | 01749590 | 
| Collector | U. T. Waterfall | 
| Collector number | 4335 | 
| Country | United States of America | 
| State | Oklahoma | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Custer County | 
| Locality | 1 mile west and 1 south of Weatherford. | 
| Date Collected | 1943-04-23 | 
| Habitat | In gypseous soil on gypsum strata, low gyp hills. | 
| Container | Plants of Oklahoma | 
| Project | US and Canada - Mass Digitization | 
| Remarks | Commandra Opuntia and Castilleja limited to pure gypsum. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/72b7da6a-ab98-4c4e-84eb-d48c1a1855c0 | 
| Harvard University Herbaria Barcode | 01749590 | 
| Herbarium | GH | 
| Family | Iridaceae | 
| Determination |  Sisyrinchium langloisii Greene | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |