| Classification | Onagraceae: Calylophus |
| Barcode(s) | 01624964 |
| Collector | G. M. Merrill |
| Collector number | 276 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Murray County |
| Locality | Sulphur |
| Date Collected | 1935-05-21 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/460c2eda-6fbb-478b-a4d8-4fca6c4ed78e |
| Harvard University Herbaria Barcode | 01624964 |
| Herbarium | A |
| Previous ownership | [ex] Herbarium of Platt National Park |
| Family | Onagraceae |
| Determination | Calylophus serrulatus (Nuttall) P. H. Raven |
| Determined by | Towner, Howard Frost |
| Date Determined | 1969 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |