- Herbarium ID: TRT
- Accession Number: 139488
- Scientific Name: Polystichum braunii (Spenn.) Fée
- Family Name: Dryopteridaceae
- Location: Cliff about 2 mi. W of Bonner Head on N shore of the island, Michipicoten Island, Lake Superior, Ontario.
- District Located: not specified
- Longitude/Latitude: 85.78333W / 47.78333 N
- Habitat: In mixed woods below cliff.
- Notes: !JLR 1981. !H.L. Dickson, 1979/03/12, mapped for the rare and endangered plants project.
- Collector: J.H. Soper, F.A. Fraser
- Collection Number: 10954
- Collection Date: 07/22/1964
- Determined by: not specified
- Annotation by: [no data]