| Classification | Onagraceae: Calylophus |
| Harvard University Herbaria Barcode(s) | 01624925 |
| Collector | Ced. L. Porter & M. W. Porter |
| Collector number | 8807 |
| Country | United States of America |
| State | Nebraska |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Nebraska: Dawes County |
| Locality | Chadron State Park, 9 miles south of Chadron. |
| Date Collected | 1961-07-19 |
| Verbatim Elevation | 3,800 ft. |
| Habitat | Sandy hills. |
| Container | Flora of Western Nebraska, U. S. A. |
| Frequency | Occasional. |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/24188250-9d3f-40e1-8ce7-1650872121dd |
| Harvard University Herbaria Barcode | 01624925 |
| Herbarium | GH |
| Previous ownership | [ex] The Rocky Mountain Herbarium University of Wyoming, Laramie |
| Family | Onagraceae |
| Determination | Calylophus serrulatus (Nuttall) P. H. Raven |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
