- Herbarium ID: NHIC
- Accession Number: MJO8762
- Scientific Name: Helianthus tuberosus L.
- Family Name: Asteraceae
- Location: Near Oak Grove Camp, approx. 2 km upstream from mouth of Rainy River, and 13.3 km NW of Rainy River P.O., Ont.
- District Located: not specified
- Longitude/Latitude: 94.68889W / 48.81111 N
- Habitat: Edge of woods near Wilson Creek near Rainy River.
- Notes: Uncommon, flowering.
- Collector: M.J. Oldham & W. Bakowsky
- Collection Number: 17957
- Collection Date: 8-Aug-1995
- Determined by: M.J. Oldham
- Annotation by: !P.W. Ball