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Polystichum acrostichoides (Michaux) Schott. Christmas Fern. Phen: Jun-Nov. Hab: Moist to dry forests and woodlands, especially slopes, ravines, and small stream bottomlands. Dist: NS west to MN, south to s. FL and e. TX; also in ne. Mexico (NLE and TAM).

ID notes: One of the most familiar ferns in e. North America.

Origin/Endemic status: Native

Taxonomy Comments: Var. lonchitoides Brooks, allegedly endemic to WV, is just a form and should not be recognized taxonomically.

Synonymy: = Ar, C, ETx1, F, Fl1, FNA2, G, GrPl, Il, K3, K4, Mo1, NE, NY, Pa, RAB, S13, Sf, Tn, Tx, TxFerns, Va, W, WH3, WV; > Polystichum acrostichoides (Michx.) Schott var. acrostichoides – K1, Tat; > Polystichum acrostichoides (Michx.) Schott var. lonchitoides Brook – K1; > Polystichum acrostichoides (Michx.) Schott var. schweinitzii (Beck) Small – Tat

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: FACU
  • Midwest: UPL
  • Northcentral & Northeast: FACU

Heliophily ?: 3

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Keith Bradley | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Joey Shaw source | Original Image ⭷
image of plant© Erik Danielson, some rights reserved (CC BY-NC), uploaded by Erik Danielson source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Alan Cressler: Polystichum acrostichoides, unusual form, Blacks Bluff Preserve, The Nature Conservancy, Floyd County, Georgia 1 by Alan Cressler source | Original Image ⭷

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