- Herbarium ID: NHIC
- Accession Number: MJO8782
- Scientific Name: Cardamine pensylvanica Muhl. ex Willd.
- Family Name: Brassicaceae
- Location: Near Oak Grove Camp, approx. 2 km upstream from Rainy River mouth and 14 km NW of Rainy River P.O., Ont.
- District Located: not specified
- Longitude/Latitude: 94.69167W / 48.81556 N
- Habitat: Roadside ditch.
- Notes: Rare and local, flowering.
- Collector: M.J. Oldham & W. Bakowsky
- Collection Number: 17975
- Collection Date: 8-Aug-1995
- Determined by: M.J. Oldham
- Annotation by: A.A. Reznicek 1997.