| Classification | Onagraceae |
| Harvard University Herbaria Barcode(s) | 01625021 |
| Collector | R. C. Rollins & T. S. Chambers |
| Collector number | 2766 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Brewster County |
| Locality | 6 miles south of Marathon |
| Date Collected | 1938-09-06 |
| Verbatim Elevation | 4,000 ft. |
| Habitat | slightly woody, granitic soil on the open plain |
| Container | Plants of Texas |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/14976bd6-18c2-408a-87c5-9f91bbe055a1 |
| Harvard University Herbaria Barcode | 01625021 |
| Herbarium | GH |
| Family | Onagraceae |
| Determination | Calylophus tubiculus (A. Gray) P. H. Raven |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
