| Classification | Onagraceae: Calylophus |
| Harvard University Herbaria Barcode(s) | 01624908 |
| Collector | E. L. Larsen |
| Collector number | 213 |
| Country | United States of America |
| State | Montana |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana |
| Locality | Westby |
| Date Collected | 1928-08-12 |
| Container | Plants of Montana |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/46935b3e-e9d2-4891-9fa2-a08002ccf1f0 |
| Harvard University Herbaria Barcode | 01624908 |
| Herbarium | GH |
| 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 |