Columbiadoria hallii (A. Gray) G.L. Nesom
Asteraceae
| Collection Number | Davidson, C 11816 |
| Collectors | |
| Identified By | C. Davidson |
| Source | C. Davidson |
| Date | 10 September 2010 |
| Country | USA |
| state | Oregon |
| county | Hood River |
| Location | East of Hood River: Old Dalles Road , 2 miles E of East Side Drive |
| Lat/Long | N 45 40 35.7 W 121 27 46.2 |