Dryopteris clintoniana (D.C. Eaton) Dowell. Common name: Clinton's Woodfern, Broad Swamp Fern. Phenology: Jun-Sep. Habitat: Acid seepages, swampy forests, red maple swamps. Distribution: New Brunswick, Québec, and Ontario, south to Delaware, District of Columbia, Maryland (Somerset Co.), n. Virginia (Arlington and Fairfax counties), Pennsylvania, Ohio, Indiana, and Illinois. Reports from Georgia are based on the misapplication of the name to Dryopteris goldieana by McVaugh & Pyron (1951).
Origin/Endemic status: Native
Taxonomy Comments: This species is a fertile allohexaploid derived from hybridization of Dryopteris cristata and Dryopteris goldiana; its chromosome complement is symbolized GGLLSS.
Synonymy ⓘ: = AqW, C, Can, FNA2, G, K1, K4, NE, NS, NY, Pa, POWO, S13, Tat, Va, Montgomery & Paulton (1981); Aspidium cristatum (L.) Sw. var. clintonianum D.C. Eaton; = Dryopteris ×clintoniana (D.C.Eaton) Dowell — Il; = Dryopteris cristata (L.) A.Gray var. clintoniana (D.C.Eaton) Underw. — F. Basionym: Aspidium cristatum (L.) Sw. var. clintonianum D.C. Eaton 1867
Links to other floras: = Dryopteris clintoniana - FNA2
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACW
- Eastern Mountains and Piedmont: FACW
- Midwest: FACW
- Northcentral & Northeast: FACW
Heliophily ⓘ: 4
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© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Erik Danielson source | Original Image ⭷Feedback
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