- Herbarium ID: SSMF
- Accession Number: 004628
- Scientific Name: Petasites frigidus var. sagittatus (Banks ex Pursh) Chern.
- Family Name: Asteraceae
- Location: 2 km N of Wavy Creek, an estuarine tributary of the Moose River, and 3 km from the coast of James Bay, Ontario.
- District Located: Cochrane
- Longitude/Latitude: 80.37916W / 51.37916 N
- Habitat: Site 89. Shrub-rich fen of Carex diandra, Carex interior, Myrica gale, Salix candida, Salix pedicellaris, Alnus rugosa, etc.
- Notes: Water pH 6.4, conductivity 800 umhos, depth to water table 12 cm, depth of peat 38 cm.
- Collector: R.A. Sims
- Collection Number: 462
- Collection Date: 08/01/1977
- Determined by: R.A. Sims
- Annotation by: [no data]