Thlaspi arvense L.
Brassicaceae
| Collection Number | Davidson, C 11836 |
| Collectors | C. Davidson, I. Al-Shebaz, B. Ertter |
| Identified By | I. Al-Shebaz (MO) June, 2011 |
| Source | C. Davidson |
| Date | 28 June 2011 |
| Country | USA |
| state | Idaho |
| county | Ada |
| Location | Roadside weed adjacent to a grassy pasture. "Barber Park" area east of Boise on Highway 21. |