156,977 species and infraspecific names are in the database, 22,046 images, 60,679 bibliographic items, 451,346 distributional records.

Closterium obtusum Brébisson

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Viridiplantae
Infrakingdom Streptophyta infrakingdom
Phylum Charophyta
Class Zygnematophyceae
Subclass Zygnematophycidae
Order Desmidiales
Family Closteriaceae
Genus Closterium

Pictures

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Closterium obtusum Brébisson
Prox. Collected by P. Williamson, Nr Moylr, NW Sutherland, Scotland.. 09 Aug 2018. © C.F.Carter(chris.carter'at'6cvw.freeuk.com).

 

Vanheurckia vulgaris var. richmondiae Playfair

Roya obtusa (Brébisson) West & G.S.West Prox. Collected by P. Williamson, Nr Moylr, NW Sutherland, Scotland.
© C.F.Carter(chris.carter'at'6cvw.freeuk.com)

Publication details
Closterium obtusum Brébisson 1856: 154, pl. II [2]: fig. 4

Published in: Brébisson, [L.] A. de (1856). Liste des Desmidiées, observées en Basse-Normandie. Mémoires de la Société Impériale des Sciences Naturelles de Cherbourg 4: 113-166, pls I, II.
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Type species
The type species (lectotype) of the genus Closterium is Closterium lunula Ehrenberg & Hemprich ex Ralfs.

Status of name
This name is currently regarded as a synonym of Roya obtusa (Brébisson) West & G.S.West

Origin of species name
Adjective (Latin), obtuse, blunt (Stearn 1973).

Synonym(s)
No synonyms are currently included in AlgaeBase.

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Source of current name
Brook, A.J. & Johnson, L.R. (2002). Order Zygnematales. In: The Freshwater Algal Flora of the British Isles. An identification guide to freshwater and terrestrial algae. (John, D.M., Whitton, B.A. & Brook, A.J. Eds), pp. 479-593. Cambridge: Cambridge University Press.

Created: 03 April 2003 by Andy Taylor

Verified by: 06 July 2016 by M.D. Guiry

Accesses: This record has been accessed by users 356 times since it was created.

Verification of data
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=59066

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 12 December 2019.

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