- Herbarium ID: NHIC
- Accession Number: MJO8485
- Scientific Name: Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O.Spring & E.E.Schill.
- Family Name: Asteraceae
- Location: Along Canadian Pacific Railway (CPR), on W side of Nipigon River, S of Nipigon, Ont.
- District Located: not specified
- Longitude/Latitude: 88.26167W / 48.99194 N
- Habitat: Grassy area along railway.
- Notes: Flowering, single colony noted.
- Collector: M.J. Oldham & W. Bakowsky
- Collection Number: 17715
- Collection Date: 3-Aug-1995
- Determined by: M.J. Oldham
- Annotation by: P.W. Ball, A.A. Reznicek.