adder's-tongue, northern adder's-tongue
[Ophioglossum vulgatum var. alaskanum L., more...]
Etymology: Ophioglossum: from ophis for "serpent" and glossa for "tongue"
Plants: perennial fern
Habitat: et meadows, shores, and ditches
Conservation Status: Special Concern
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 8 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