| Classification | Asteraceae: Cirsium |
| Harvard University Herbaria Barcode(s) | 02021840 |
| Collector | G. B. Ownbey & F. Ownbey |
| Collector number | 3072 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Park County |
| Locality | 17.6 miles s.w. of Montana-Wyo. state line, Hwy. 312 from Red Lodge, Mont. |
| Date Collected | 1961-09-02 |
| Verbatim Elevation | ca. 9200 ft. |
| Habitat | On precipitous slopes, mountain side; along roadway |
| Frequency | common |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8fdf033f-938d-4e7d-8a3c-dbcec4376b8a |
| Harvard University Herbaria Barcode | 02021840 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of the University of Minnesota, Minneapolis |
| Family | Asteraceae |
| Determination | Cirsium tweedyi (Rydberg) Petrak |
| Determined by | Moore, Raymond John |
| Date Determined | 1967 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |