Taxon profile
Biotopes
Included taxa
Number of records: 133species Isoetes abyssinica Chiov.
species Isoetes acadiensis Kott
- Acadian Quillwort
species Isoetes aequinoctialis Welw. ex A.Braun
species Isoetes alstonii C.F.Reed & Verdc.
species Isoetes amazonica A. Braun ex Kuhn
species Isoetes anatolica Prada & Rolleri
species Isoetes andicola (Amstutz) L.D. Gómez
species Isoetes andina Spruce ex Hook.
species Isoetes appalachiana D.F.Brunt. & D.M.Britton
- Appalachian Quillwort
species Isoetes araucaniana Macluf & Hickey
species Isoetes asiatica (Makino) Makino
species Isoetes azorica Durieu ex Milde
species Isoetes baculata Hickey et H.P. Fuchs
species Isoetes biafrana Alston
species Isoetes bischlerae H.P. Fuchs
species Isoetes bolanderi Engelm.
- Bolander's Quillwort
species Isoetes boliviensis U. Weber
species Isoetes boomii Luebke
- Boom's Quillwort
species Isoetes boryana Durieu
species Isoetes boyacensis H.P. Fuchs
species Isoetes bradei Herter
species Isoetes butleri Engelm.
- Limestone Quillwort
species Isoetes cangae J.B.S.Pereira, Salino & Stützel
species Isoetes capensis A.V.Duthie
species Isoetes chubutiana Hickey, Macluf & W.C. Taylor
species Isoetes cleefii H.P. Fuchs
species Isoetes colombiana (T.C. Palmer) H.P. Fuchs
species Isoetes coromandelina L.f.
species Isoetes creussensis Lazare & S. Riba
species Isoetes cubana Engelm. ex Baker
species Isoetes delilei Rothm.
species Isoetes dispora Hickey
species Isoetes drummondii A.Braun
species Isoetes duriei Bory
species Isoetes durieui Bory
species Isoetes ecuadoriensis Aspl.
species Isoetes elatior A.Braun
species Isoetes engelmannii A. Braun
- Appalachian Quillwort
species Isoetes eshbaughii Hickey
species Isoetes flaccida Shuttlw. ex A. Braun
- Southern Quillwort
species Isoetes fluitans M. I. Romero
species Isoetes foveolata A.A. Eaton ex R. Dodge
species Isoetes gardneriana Kunze ex A.Braun
species Isoetes georgiana Luebke
- Georgia Quillwort
species Isoetes giessii Launert
species Isoetes gigantea U. Weber
species Isoetes gymnocarpa (Gennari) A. Braun
species Isoetes haussknechtii Troìa & Greuter
species Isoetes hawaiiensis W.C. Taylor & W.H. Wagner
- Hawai'i Quillwort
species Isoetes heldreichii Wettst.
species Isoetes herzogii U. Weber
species Isoetes hewitsonii Hickey
species Isoetes hieronymi U. Weber
species Isoetes histrix Bory
species Isoetes howellii Engelm.
- Howell's Quillwort
species Isoetes humilior F.Muell. ex A.Braun
species Isoetes hyemalis D.F.Brunt.
- Evergreen Quillwort
species Isoetes hypsophila Hand.-Mazz.
species Isoetes iapygia Ernandes, Beccarisi & V.Zuccarello
species Isoetes jaegeri Pitot
species Isoetes junciformis D.F.Brunt. & D.M.Britton
- Rush Quillwort
species Isoetes karstenii A. Braun
species Isoetes killipii C.V. Morton
species Isoetes lechleri Mett.
species Isoetes lithophila N.Pfeiff.
- Rock Quillwort
species Isoetes longissima Bory
species Isoetes louisianensis Thieret
- Louisiana Quillwort
species Isoetes macrospora Durieu
- Big-spore Quillwort
species Isoetes malinverniana Ces. & De Not.
species Isoetes maritima Underw.
- Maritime Quillwort
species Isoetes martii A. Braun ex Kuhn
species Isoetes mattaponica L.J. Musselman
- Mattaponi Quillwort
species Isoetes melanopoda J.Gay & Durieu
- Blackfoot Quillwort
species Isoetes melanospora Engelm.
- Blackspore Quillwort
species Isoetes melanotheca Alston
species Isoetes mexicana Underw.
species Isoetes microvela D.F.Brunt.
- Thin-wall Quillwort
species Isoetes minima A.A.Eaton
- Midget Quillwort
species Isoetes montezumae A.A. Eaton
species Isoetes nigritiana A.Braun
species Isoetes nigroreticulata Verdc.
species Isoetes novo-granadensis H.P. Fuchs
species Isoetes nuttallii A. Braun ex Engelm.
- Nuttall's Quillwort
species Isoetes occidentalis L.F. Hend.
- Western Quillwort
species Isoetes olympica A. Braun
species Isoetes orcuttii A.A.Eaton
- Orcutt's Quillwort
species Isoetes orientalis Hong Liu & Q.F.Wang
species Isoetes ovata N. Pfeiff.
species Isoetes pallida Hickey
species Isoetes palmeri H.P. Fuchs
species Isoetes panamensis Maxon et C.V. Morton
species Isoetes parvula Hickey
species Isoetes perrieriana Iversen
species Isoetes piedmontana (N.Pfeiff.) C.F.Reed
- Peidmont Quillwort
species Isoetes pitotii Alston
species Isoetes precocia R.L. Small et Hickey
species Isoetes pringlei Underw.
species Isoetes prototypus D.M. Britt.
- Spike Quillwort
species Isoetes ramboi Herter
species Isoetes riparia Engelm. ex A. Braun
- Shore Quillwort
species Isoetes sabatina Troìa & Azzella
species Isoetes saccharata Engelm.
- Sugar Quillwort
species Isoetes saracochensis Hickey
species Isoetes savatieri Franch.
species Isoetes schweinfurthii A. Br.
species Isoetes sicula Tod.
species Isoetes sinensis Palmer
species Isoetes smithii H.P. Fuchs
species Isoetes spinulospora C.Jermy & Schelpe
species Isoetes stellenbossiensis A.V. Duthie
species Isoetes stephanseniae A.V.Duthie
species Isoetes storkii T.C. Palmer
species Isoetes taiwanensis De Vol
species Isoetes tegetiformans Rury
- Merlin's Grass
species Isoetes tenuifolia Jermy
species Isoetes tenuissima Boreau
species Isoetes tiguliana Gennari
species Isoetes todaroana Troìa & Raimondo
species Isoetes toximontana Musselman & J.P.Roux
species Isoetes transvaalensis Jermy et Schelpe
species Isoetes triangula U. Weber
species Isoetes truncata (A.A. Eaton) Clute
species Isoetes tuckermanii A. Braun
- Tuckerman's Quillwort
species Isoetes udupiensis P.K.Shukla, G.K.Srivast., S.K.Shukla & P.K.Rajagopal
species Isoetes valida (Engelm.) Clute
- Strong Quillwort
species Isoetes velata A. Braun
species Isoetes vermiculata Hickey
species Isoetes virginica N.E. Pfeiffer
- Virginia Quillwort
species Isoetes welwitschii A. Braun ex Kuhn
species Isoetes wormaldii R. Sim
species Isoetes yunguiensis Q.F.Wang & W.C.Taylor
Links and literature
Kew Science - Plants of the World online 2024-05 [328186-2]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [as Isoetes L.]
Data retrieved on: 1 February 2025
The Interim Register of Marine and Nonmarine Genera [1428078]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Isoetes Linnaeus, 1753]
Data retrieved on: 8 December 2019
Novikoff A., Barabasz-Krasny B. (2015): System of Embryophytes [https://phytomorphology.org/personal-inf...], Plant Systematics: 23-63. Liga-Pres [as Isoetes L.]Data retrieved on: 3 January 2020
C. Ulloa et al. (2017): An integrated assessment of the vascular plant species of the Americas, Science. 358. 1614-1617 [as Isoetes L.]Data retrieved on: 19 September 2019