Colors

Data mode

Account

Login
Sign up

Copy permalink to share

Dryopteris carthusiana (Villars) H.P. Fuchs. Spinulose Woodfern, Toothed Woodfern. Phen: Jun-Oct. Hab: Acidic, organic-rich bogs, swamps, less frequently in moist rocky ravines, rich forests, and sloping rock outcrops. Dist: Irregularly circumboreal, in North America ranging from n. QC west to YT, south to NC, SC, ne. GA, TN, AR, NE, w. MT, and WA.

Origin/Endemic status: Native

Taxonomy Comments: This species is a fertile allotetraploid derived from hybridization of Dryopteris intermedia and "Dryopteris semicristata", a hypothetical species which may now be extinct. Its chromosome complement is symbolized IISS. The triploid backcross Dryopteris ×triploidea (Dryopteris carthusiana × intermedia, with chromosome symbolized IIS) is frequent in areas with both parents present.

Synonymy: = Ar, C, FNA2, Il, K1, K3, K4, Mo1, NE, NY, Pa, Tn, Va, W, Montgomery & Paulton (1981); = Dryopteris austriaca (Jacq.) Woyn. ex Schinz & Thell. var. spinulosa (O.F.Müll.) Fiori – G; = Dryopteris spinulosa (O.F.Müll.) Watt – GrPl, RAB, S13, Sf, Tat, WV; = Dryopteris spinulosa (O.F.Müll.) Watt var. spinulosa – F

Show in key(s)

Show parent genus

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.

image of plant© Erik Danielson source | Original Image ⭷
image of plant© Gary P. Fleming
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Alan Cressler: Dryopteris carthusiana, Bird Hills Nature Area, Huron River Valley, Ann Arbor, Washtenaw County, Michigan 1 by Alan Cressler source
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Alan Cressler: Dryopteris carthusiana (bottom), and Dryopteris intermedia (top), Southern Appalachian Mountain Bog, North Carolina 1 by Alan Cressler source
image of plant© Alan Cressler: Dryopteris carthusiana (right), and Dryopteris intermedia (left), Southern Appalachian Mountain Bog, North Carolina 1 by Alan Cressler source

Feedback

See something wrong or missing on about Dryopteris carthusiana? Let us know here:


Cite as...