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Isoetaceae
Isoetes

Isoetes hyemalis D.F. Brunton. Common name: Wintergreen Quillwort. Habitat: Blackwater streams and sandy streambanks. Distribution: E. VA (Accomack County; McAvoy 2021) and sc. VA south through e. and c. NC to GA, AL, and FL Panhandle (Nelson 2000), in the Coastal Plain and lower Piedmont.

Glossary (beta!)

Origin/Endemic status: Endemic

Taxonomy Comments: A tetraploid species (2n=44), apparently derived from 2 unknown or extinct species, X and Y (Hoot, Napier, & Taylor 2004). See Brunton, Britton, & Taylor (1994) and Brunton & Britton (1996a) for additional information on this species.

Synonymy ⓘ: = Fl1, K4, NS, POWO, Va, WH3, Musselman (2001); = n/a — FNA2; < Isoetes engelmannii A.Braun — C, G, RAB; < Isoetes engelmannii A.Braun var. engelmannii — F, Sf. Basionym: Isoetes hyemalis D.F.Brunt. 1994

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL

Heliophily ⓘ: 5

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image of plant© Alan Cressler: Isoetes hyemalis, Black Creek, Carolina Sandhills National Wildlife Refuge, Chesterfield County, South Carolina 3 by Alan Cressler source | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Keith Bradley | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Keith Bradley | Original Image ⭷

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Horticultural Information

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