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Isoetes engelmannii A. Braun. Phen: May-Oct. Hab: Usually in permanent water bodies with active current.

Origin/Endemic status: Native

Other Comments: A diploid species (2n=22). Apparently there are two cryptic taxa currently combined under the name I. engelmannii (Hoot, Napier, & Taylor 2004), genotype NN and genotype SS.

Synonymy ⓘ: = AqW, Ar, Il, K1, K3, K4, NE, NY, Tn, Va, Musselman (2001); < Isoetes engelmannii A.Braun – C, FNA2, G, Pa, RAB, W, WV, (also see I. appalachiana; < Isoetes engelmannii A.Braun var. engelmannii – F, Mo1, S13, Sf, Tat

Links to other floras: < Isoetes engelmannii - FNA2

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL
  • Midwest: OBL
  • Northcentral & Northeast: OBL

Heliophily ⓘ: 7

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image of plant© Alan Cressler: Isoetes engelmannii, Small Unnamed Tributary, to Big Dry Creek, Berry College Campus, Floyd County, Georgia 3 by Alan Cressler source | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Alan Cressler: Isoetes engelmannii, Tobesofkee Creek, below Lake Tobesofkee Dam, Bibb County, Georgia 1 by Alan Cressler source | Original Image ⭷

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