| Classification | Asteraceae: Chloracantha |
| Classification 1 | Asteraceae: Erigeron |
| Harvard University Herbaria Barcode(s) | 00387015 |
| Collector | P. H. Raven |
| Collector number | 16833 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Imperial County |
| Locality | canal on western outskirts of El Centro |
| Date Collected | 1961-10-08 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a11b8c1c-3f66-4511-94eb-b9a27f4b3d5b |
| Harvard University Herbaria Barcode | 00387015 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Chloracantha spinosa (Bentham) G. L. Nesom |
| Determination Remarks | [is filed under name] |
| Family | Asteraceae |
| Determination | Erigeron ortegae var. spinosus (Bentham) S. D. Sundberg |
| Determined by | Sundberg, Scott D. |
| Date Determined | 1986 |
| Determination Remarks | [0] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
