| Classification | Onagraceae: Calylophus |
| Harvard University Herbaria Barcode(s) | 01624781 |
| Collector | U. T. Waterfall |
| Collector number | 1633 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Custer County |
| Locality | 3 mi. S. & 7 W. of Clinton. |
| Date Collected | 1939-08-12 |
| Habitat | dry sandy clay, ravine on sandstone hillside |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4d9d0df6-721a-41fc-a89c-1c4323f7ab88 |
| Harvard University Herbaria Barcode | 01624781 |
| Herbarium | GH |
| Previous ownership | ex-Herb. U. T. Waterfall |
| Family | Onagraceae |
| Determination | Calylophus hartwegii subsp. pubescens (A. Gray) Towner & P. H. Raven |
| Determined by | Towner, Howard Frost |
| Date Determined | 1969 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
