Etymology: Dryopteris: from 2 Greek words drys, "oak," and pteris, "fern," possibly referring to the plant's habitat
Plants: perennial fern
Habitat: woods and rocky slopes
Conservation Status: Special Concern
Plants: perennial fern
Habitat: woods and rocky slopes
Conservation Status: Special Concern
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 10 WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin listed species including state and federal status, photos, etc. USDA Plants Database: Federal Distribution and detailed information including photos University of Wisconsin - Green Bay: Fern & Fern Allies: Photos, descriptions, information Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"
Kurt Stüber
Emmet J. Judziewicz
Emmet J. Judziewicz
Botanical Illustration
Botanical Illustration
Paul Drobot
Emmet J. Judziewicz
Paul Drobot
Paul Drobot
Christopher Noll
Christopher Noll