Dryopteris fragrans

(Linnaeus) Schott
Gen. Fil. plate 9. 1834.
Common names: Fragrant wood fern dryoptère fragrante
Basionym: Polypodium fragrans Linnaeus Sp. Pl. 2: 1089. 1753
Synonyms: Dryopteris fragrans var. remotiuscula Komarov
Treatment appears in FNA Volume 2.
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Illustrator: John Myers

Copyright: Flora of North America Association

Leaves monomorphic, green through winter, 6–40 × 1–6 cm, old leaves persistent as gray or brown conspicuous clump at plant base (only in this species). Petiole 1/3 length of leaf, scaly throughout; scales dense, brown to red-brown. Blades green, linear-lanceolate, pinnate-pinnatifid to 2-pinnate, papery, densely scaly (only in this species) abaxially, glandular, aromatic when handled (only in this species). Pinnae ± in plane of blade, linear-oblong; basal pinnae linear-oblong, much reduced, basal pinnules longer than adjacent pinnules, basal basiscopic pinnule and basal acroscopic pinnule equal; pinnule margins crenately toothed. Sori midway between midvein and margin of segments. Indusia glandular. 2n = 82.

Habitat: Shaded cliffs and talus, often of limestone
Elevation: 50–1800 m


V2 581-distribution-map.gif

Greenland, Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.W.T., N.S., Ont., Que., Sask., Yukon, Alaska, Maine, Mich., Minn., N.H., N.Y., Vt., Wis., Europe in n Finland, Asia in n, nw former Soviet republics.


Dryopteris fragrans is a northern species and is not closely related to the other species in North America. The only hybrid known to involve D. fragrans is with D. marginalis, producing D. × algonquinensis D. Britton.

Selected References


Lower Taxa


... more about "Dryopteris fragrans"
James D. Montgomery +  and Warren H. Wagner Jr. +
(Linnaeus) Schott +
Polypodium fragrans +
Fragrant wood fern +  and dryoptère fragrante +
Greenland +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Nfld.) +, N.W.T. +, N.S. +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Maine +, Mich. +, Minn. +, N.H. +, N.Y. +, Vt. +, Wis. +, Europe in n Finland +, Asia in n +  and nw former Soviet republics. +
50–1800 m +
Shaded cliffs and talus, often of limestone +
Illustrated +
Dryopteris fragrans var. remotiuscula +
Dryopteris fragrans +
Dryopteris +
species +