| Classification | Asteraceae: Croptilon | 
| Harvard University Herbaria Barcode(s) | 02203378 | 
| Collector | A. Nelson, R. A. Nelson & G. J. Goodman | 
| Collector number | 5316 | 
| Country | United States of America | 
| State | Oklahoma | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Harper County | 
| Locality | about 4 miles south of Rosston, along Highway 283 | 
| Date Collected | 1945-10-14 | 
| Habitat | Sand dunes | 
| Container | Plants of Oklahoma | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a2b48302-a28b-4d75-97ca-6f784d1479b5 | 
| Harvard University Herbaria Barcode | 02203378 | 
| Herbarium | GH | 
| Previous ownership | [ex] Bebb Herbarium of the University of Oklahoma | 
| Family | Asteraceae | 
| Determination | Croptilon hookerianum var. validum (Rydberg) E. B. Smith | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2007 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |