Isoetes echinospora

Taxonavigation

Taxonavigation: Isoetales
Superregnum: Eukaryota Regnum: Plantae Divisio: Tracheophyta Divisio: Lycopodiophyta Classis: Lycopodiopsida Subclassis: Isoetidae Ordo: Isoetales

Familia: Isoetaceae
Genus: Isoetes
Species: Isoetes echinospora

Name

Isoetes echinospora Durieu, Bull. Soc. Bot. France 8: 164 (1861).

Lectotype: to be designated. Invalid designation (Pfeiffer 1922): “Lac de Guéry, Puy de Dome (France), à 30 à 40 cm au dessous du niveau de l’eau”, 24 August 1861 [after publication of the name], Durieu (MO 1852527)

Synonyms

Homotypic
- Calamaria echinospora (Durieu) Kuntze, Rev. Gen. Pl. 2: 828 (1891).
- Isoetes lacustris subsp. echinospora (Durieu) Moore & More, Contrib. Cybele Hibern., 381 (1866).
- Isoetes lacustris subsp. echinospora (Durieu) Hook.f., Student's Fl. Brit. Isl., ed. 1, 471 (1870). comb. superfl.
Heterotypic
- Isoetes echinospora subf. angustivelata Iversen, Bot. Tidsskr. 40: 128, fig. a–c (1928).
  - Isoetes tenella f. iversenii Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 73 (1944).
- Isoetes echinospora f. astoma Iversen, Bot. Tidsskr. 40: 129 (1928).
  - Isoetes braunii f. astoma (Iversen) M.Broun, Index N. Amer. Ferns 99 (1938).
  - Isoetes tenella f. astoma (Iversen) Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 72 (1944).
- Isoetes echinospora var. boothii Clute in Frye, Ferns Northwest 39 (1934). nom. inval. (pro syn.)
- Isoetes boottii A.Braun ex Engelm. in A. Gray, Manual, ed. 5 676 (1867).
  - Typus: Pond in Wooburn, near Boston, partly out of water. W. Boott.
  - Isoetes echinospora f. boottii (Engelm.) Clute, Fern Allies 258 (1905).
  - Isoetes echinospora var. boottii (A.Braun ex Engelm.) Engelm. in A. Gray, Manual, ed. 5 676 (1867).
- Isoetes braunii Durieu, Bull. Soc. Bot. France 11: 101 (1864). nom. illeg. non Isoetes braunii Unger, Gen et Sp. Pl. Fossilium: 597 (1850).
  - Typus: Lac Winnepesaugee (New Hampshire), Engelmann
  - Isoetes ambigua A.Braun ex Engelm., Trans. Acad. Sci. St. Louis 4: 380 (1882).
  - Isoetes echinospora var. brittoni Cockerell, Muhlenbergia 3: 9 (1907).
  - Isoetes echinospora var. braunii (Durieu) Engelm. in A. Gray, Manual, ed. 5 676 (1867).
  - Isoetes muricata var. braunii (Durieu) C.F.Reed, Amer. Fern J. 35: 83 (1945).
  - Isoetes tenella var. braunii (Durieu) Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 73 (1944).
- Isoetes lacustris var. crassa Léman in Cuvier, Dict. Sci. Nat. 24: 24 (1822).
  - Typus: Dillenius, Hist. musc., tab. 80, fig. 1
- Isoetes echinospora var. elatior Fliche, Mem. Acad. Stanisl. IV, 11 (1878): 182 (1879).
  - Isoetes lacustris var. elatior (Fliche) Mer, Bull. Soc. Bot. France 28: 73 (1881).
- Isoetes muricata var. hesperia C.F.Reed, Amer. Fern J. 35: 84 (1945).
  - Typus: Head of Bear Creek, Idaho, altitude 2,250 meters, 1 September 1897, John B. Leiberg 2971 (US 694891).
  - Isoetes echinospora var. hesperia (C.F.Reed) Á.Löve, Amer. Fern J. 52: 121 (1962).
- Isoetes echinospora subf. lativelata Iversen, Bot. Tidsskr. 40: 129 (1928).
  - Isoetes tenella f. lativelata (Iversen) Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 72 (1944).
- Isoetes lacustris var. longifolia Motelay & Vendryès, Actes Soc. Linn. Bord. 36: 327 (1883).
- Isoetes lacustris var. minor A.Braun in Milde, Höhere Sporenpfl. Deutschl. Schweiz, 141 (1865).
  - Typus: Kleiner Krebssee prope Heringsdorf, A. Braun
  - Isoetes lacustris f. minor (A.Braun) A.Braun in Milde,f. eur. 277 (1867).
  - Isoetes lacustris var. minor (A.Braun ex Milde) Motelay & Vendryès, Actes Soc. Linn. Bord. 36: 327 (1883). comb. superfl.
- Isoetes muricata Durieu, Bull. Soc. Bot. France 11: 100 (1864). Accepted for the North American populations in various publications.
  - Typus: Massachusetts, Woburn, M.W.Boott.
  - Isoetes echinospora subsp. muricata (Durieu) A.Löve & D.Löve, Bot. Notis. 114: 49 (1961).
  - Isoetes echinospora var. muricata (Durieu) Engelm. in A. Gray, Manual, ed. 5 676 (1867).
  - Isoetes setacea subsp. muricata (Durieu) Holub, Acta Horti Bot. Prag. 1964: 55 (1964).
- Isoetes lacustris var. recurvata Motelay & Vendryès, Actes Soc. Linn. Bord. 36: 327 (1883).
- Isoetes echinospora f. oligostoma Iversen, Bot. Tidsskr. 40: 129 (1928).
  - Isoetes braunii f. oligostoma (Iversen) M.Broun, Index N. Amer. Ferns 99 (1938).
  - Isoetes tenella f. oligostoma (Iversen) Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 73 (1944).
  - Isoetes tenella var. oligostoma (Iversen) Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 72 (1944).
- Isoetes echinospora f. polystoma Iversen, Bot. Tidsskr. 40: 128 (1928).
  - Isoetes braunii f. polystoma (Iversen) M.Broun, Index N. Amer. Ferns 99 (1938).
  - Isoetes tenella f. polystoma (Iversen) Rothm., Feddes Repert. Spec. Nov. Regni Veg. 54: 73 (1944).
- Isoetes echinospora subsp. admixta Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. belgica Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. borealis Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. centralis Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. discedens Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. fennica Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. gothica Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. montana Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. oligophylla Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. petropolitana Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. praebens Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. pulchella Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. pygmaea Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. remissa Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes echinospora subsp. vogesiaca Gand., Fl. Eur. 27: 194 (1891). opus utiq. oppr.
- Isoetes setacea subsp. normalis Gand., Fl. Eur. 27: 195 (1891). opus utiq. oppr.
- Isoetes setacea subsp. monspeliensis Gand., Fl. Eur. 27: 196 (1891). opus utiq. oppr.
- Isoetes setacea subsp. stricta Gand., Fl. Eur. 27: 196 (1891). opus utiq. oppr.
- Isoetes setacea subsp. turgida Gand., Fl. Eur. 27: 196 (1891). opus utiq. oppr.
- Isoetes setacea subsp. valida Gand., Fl. Eur. 27: 196 (1891). opus utiq. oppr.
- Isoetes setacea subsp. vicina Gand., Fl. Eur. 27: 195 (1891). opus utiq. oppr.

Misapplied names
- Isoetes lacustris Bertol., Fl. Ital. Crypt. 1 : 115 (1858), non L.
- Isoetes setacea auct. non Lam., Encycl. 3: 314 (1789).
- Isoetes lacustris var. tenella auct. non Léman in Cuvier, Dict. Sci. Nat. 24: 24 (1822).
  - Isoetes tenella auct. non (Léman) Desv., Mém. Soc. Linn. Paris 6: 179 (1827).

Hybrids

I. × eatonii – I. × echtuckeri – I. × herb-wagneri – I. × hickeyi – I. × pseudotruncata – I. × robusta

Distribution

Native distribution areas:

Continental: Europe
- Regional: Northern Europe
  - Denmark, Finland, Føroyar, Great Britain, Iceland, Ireland, Norway, Sweden.
- Regional: Middle Europe
  - Belgium, Czechoslovakia (Czech Republic), Germany, Netherlands, Poland, Switzerland.
- Regional: Southwestern Europe
  - France, Spain.
- Regional: Southeastern Europe
  - Bulgaria (in error), Greece (in error), Italy, Romania (doubful).
- Regional: Eastern Europe
  - Baltic States (Estonia, Latvia), Central European Russia, East European Russia, North European Russia, Northwest European Russia.
Continental: Asia-Temperate
- Regional: Siberia
  - Buryatiya, Chita, Irkutsk, West Siberia.
Continental: Northern America
- Regional: Subarctic America
  - Aleutian Islands, Alaska, Greenland, Nunavut, Northwest Territories, Yukon.
- Regional: Western Canada
  - Alberta, British Columbia, Manitoba, Saskatchewan.
- Regional: Eastern Canada
  - Labrador, New Brunswick, Newfoundland (Newfoundland, Nova Scotia, Ontario, Prince Edward Isle, Québec.
- Regional: Northwestern U.S.A.
  - Colorado, Idaho, Montana, Oregon, Washington.
- Regional: North-Central U.S.A.
  - Minnesota, Wisconsin.
- Regional: Northeastern U.S.A.
  - Connecticut, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont.
- Regional: Southwestern U.S.A.
  - California, Utah.

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

References

Additional references

Greuter, W. & Troìa, A. 2015. Disentangling Isoetes setacea and removing threats to Isoetes echinospora. Taxon 64(4): 811–815. DOI: 10.12705/644.12 Reference page.
Pfeiffer, N.E. 1922. Monograph of the Isoetaceae. Annals of the Missouri Botanical Garden 9(2): 79–218, pls. xii–xix. JSTOR, BHL Reference page.
Rothmaler, W. 1944. Pteridophyten-Studien I. Feddes Repertorium Specierum Novarum Regni Vegetabilis 54: 55–82. DOI: 10.1002/fedr.19440540106 Reference page.
Troìa, A., Pereira, J.B.S., Kim, C. & Taylor, W.C. 2016. The genus Isoetes (Isoetaceae): a provisional checklist of the accepted and unresolved taxa. Phytotaxa 277(2): 101–145. DOI: 10.11646/phytotaxa.277.2.1 ResearchGate Reference page.

Links

Hassler, M. 2017. World Ferns. Checklist of Ferns and Lycophytes of the World. (Version 7.18 – August 2017). Isoetes echinospora Accessed: 19 Aug 2017.
Tela Botanica (ed.) 2000 onwards: Tela Botanica. Le réseau de la botanique francophone. eFlore. Isoetes echinospora. Association Tela Botanica, Montpellier, France. Accessed: 2017 9 3.

Vernacular names

čeština: Šídlatka ostnovýtrusá
Deutsch: Stachelsporiges Brachsenkraut
English: Spiny-spored quillwort
eesti: Muda-lahnarohi
suomi: Vaalealahnanruoho
français: Isoète à spores épineuses, Isoète à spores spinuleuses
Nederlands: Kleine biesvaren
polski: Poryblin kolczasty