- Herbarium ID: TRT
- Accession Number: 139305
- Scientific Name: Polystichum braunii (Spenn.) Fée
- Family Name: Dryopteridaceae
- Location: At W end of the island, between Michi Lake and Shafer Bay, Michipicoten Island, Lake Superior, Ontario.
- District Located: not specified
- Longitude/Latitude: 85.73333W / 47.73333 N
- Habitat: In hardwood forest along stream in ravine.
- Notes: !H.L. Dickson, 1979/03/12, mapped for the rare and endangered plants project.
- Collector: J.H. Soper, A.B. Stephenson, J.T. Brewer
- Collection Number: 10608
- Collection Date: 06/19/1964
- Determined by: not specified
- Annotation by: [no data]