Polystichum mohrioides (Bory) Presl × Polystichum scopulinum (D.C. Eaton) MaxonAnnotated by W. H. Wagner Jr., Jul 1963. Remarks: Sporangia abortive.
Oregon: Jackson County: Serpentine slopes of Red Mountain, Siskiyou Mountains.
42.055226° N, 122.841969° W,
Datum: WGS 84. Uncertainty: 1000 meters. Coordinate Source: Digital Map.
Rocky slopes. First Oregon record. Phenology: Spores.
J. William Thompson 12376, Jul 29, 1935
WTU, Accession: 594JWTa