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| Kingdom Plantae |
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Isoetes appalachiana D.F. Brunt. & D.M. Britton -- accepted -- Appalachian quillwort |
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Isoetes boomii Luebke -- accepted -- Boom's quillwort |
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Isoetes butleri Engelm. -- accepted -- limestone quillwort, Butler's quillwort |
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Isoetes flaccida Shuttlew. ex A. Braun -- accepted -- southern quillwort, Florida quillwort |
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Isoetes flaccida var. chapmanii Engelm. -- accepted -- Chapman's quillwort |
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Isoetes flaccida var. flaccida Shuttlew. ex A. Braun -- accepted -- southern quillwort |
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Isoetes georgiana Luebke -- accepted -- Georgia quillwort |
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Isoetes hyemalis D.F. Brunt. -- accepted -- evergreen quillwort |
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Isoetes junciformis D.F. Brunt. & D.M. Britton -- accepted -- rush quillwort |
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Isoetes lacustris L. -- accepted -- isočte lacustre, lake quillwort |
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Isoetes louisianensis Thieret -- accepted -- Louisiana quillwort |
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Isoetes mattaponica Musselman & W.C. Taylor -- accepted -- Mattaponi quillwort |
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Isoetes melanopoda J. Gay & Durieu ex Durieu -- accepted -- blackfoot quillwort |
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Isoetes melanopoda ssp. melanopoda J. Gay & Durieu ex Durieu -- accepted -- blackfoot quillwort |
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Isoetes melanopoda ssp. silvatica D.F. Brunt. & D.M. Britton -- accepted -- blackfoot quillwort |
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Isoetes melanospora Engelm. -- accepted -- black-spored quillwort, blackspore quillwort |
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Isoetes microvela D.F. Brunt. -- accepted -- thin-wall quillwort |
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Isoetes piedmontana (N. Pfeiff.) C.F. Reed -- accepted -- Peidmont quillwort |
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Isoetes riparia Engelm. ex A. Braun -- accepted -- shore quillwort, isočte riparien |
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Isoetes riparia var. reticulata (A.A. Eaton) Proctor -- accepted |
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Isoetes riparia var. riparia Engelm. ex A. Braun -- accepted -- shore quillwort |
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Isoetes tegetiformans Rury -- accepted -- mat-forming quillwort, Merlin's grass |
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Isoetes tennesseensis Luebke & Budke -- accepted |
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Isoetes valida (Engelm.) Clute -- accepted -- strong quillwort |
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Isoetes virginica N. Pfeiff. -- accepted -- Virginia quillwort |
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Isoetes X altonharvillii Musselman & R.D. Bray -- accepted |
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Isoetes X bruntonii Knepper & Musselman -- accepted |
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Isoetes X carltaylorii Musselman -- accepted |
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