| Classification | Onagraceae: Calylophus |
| Harvard University Herbaria Barcode(s) | 01624664 |
| Collector | U. T. Waterfall |
| Collector number | 4998 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Culberson County |
| Locality | 40 miles northeast of Van Horn |
| Date Collected | 1943-07-10 |
| Habitat | Growing in gypsum on gypsum strata in gyp hills with Juniperus and Rhus |
| Container | Plants of the Transpecos Region of Southwestern Texas |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/20dee22a-3e3f-4a97-ac55-d44a7e0f99a9 |
| Harvard University Herbaria Barcode | 01624664 |
| Herbarium | GH |
| Family | Onagraceae |
| Determination | Calylophus hartwegii subsp. filifolius (Eastwood) Towner & P. H. Raven |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |