153,585 species and infraspecific names are in the database, 20,980 images, 59,387 bibliographic items, 411,011 distributional records.

Euastrum crassum Ralfs

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Viridiplantae
Infrakingdom Streptophyta infrakingdom
Phylum Charophyta
Class Conjugatophyceae (Zygnematophyceae)
Order Desmidiales
Family Desmidiaceae
Genus Euastrum

Pictures

click on thumbnail for larger version.

Euastrum crassum Ralfs
Apical views of an empty cell. Collected by Emma Goodyer, nr Inverasdale, NW Scotland.. 24 Sep 2011. © E.Goodyer and C.Carter(chris.carter@6cvw.freeuk.com).

Euastrum crassum Ralfs
Loch Valley, South Ayrshire, Scotland., South Ayrshire, Scotland.. 06 Apr 2009. © Chris Carter(Chris.carter@6cvw.freeuk.com).

Euastrum crassum Ralfs
Side views, Kelly Hall Tarn, Cumbria, UK. BF image.. 17 Oct 2009. © Chris Carter(Chris.carter@6cvw.freeuk.com).

Euastrum crassum Ralfs
Central protuberance.. 06 Apr 2009. © Chris Carter(Chris.carter@6cvw.freeuk.com).

Euastrum crassum Ralfs
Face views, Kelly Hall Tarn, Cumbria, UK. BF image.. 17 Oct 2009. © Chris Carter(Chris.carter@6cvw.freeuk.com).

Euastrum crassum Ralfs
Recently divided cell. Kelly Hall Tarn, Cumbria, UK. BF image.. 17 Oct 2009. © Chris Carter(Chris.carter@6cvw.freeuk.com).

Euastrum crassum Ralfs
Central protuberance. Loch Valley, South Ayrshire, Scotland., South Ayrshire, Scotland.. 06 Apr 2009. © Chris Carter(Chris.carter@6cvw.freeuk.com).

 

Caulerpa elongata Weber Bosse

Euastrum crassum Ralfs Face views, Kelly Hall Tarn, Cumbria, UK. BF image.
© Chris Carter(Chris.carter@6cvw.freeuk.com)

Publication details
Euastrum crassum Ralfs 1848: 81, pl. XI [11]: fig. 3

Published in: Ralfs, J. (1848). The British Desmidieae. pp. [i]-xxii, [i], [1]-226, pls I-XXXV. London: Reeve, Benham & Reeve.
 Download PDF

Type species
The type species (lectotype) of the genus Euastrum is Euastrum ansatum Ehrenberg ex Ralfs.

Status of name
This name is of an entity that is currently accepted taxonomically.

Heterotypic Synonym(s)
Euastrum crassum var. appendiculatum Brébisson 1856
Euastrum crassum var. scrobiculatum P.Lundell 1871
Euastrum crassum var. taturnii West & G.S.West 1905
Euastrum crassum f. scrobiculatum (P.Lundell) Kossinskaja 1960

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Key references
Brook, A.J., Williamson, D.B. & John, D.M. (2011). Phylum Chlorophyta. Suborder Desmidiineae. In: The freshwater algal flora of the British Isles. An identification guide to freshwater and terrestrial algae. Second edition. (John, D.M., Whitton, B.A. & Brook, A.J. Eds), pp. 636-741. Cambridge: Cambridge University Press.

Coesel, P.F.M. & Meesters, K.[J.] (2007). Desmids of the Lowlands Mesotaeniaceae and Desmidaceae of the European Lowlands. pp. [1]-351, 20 text-figs, 123 pls. Zeist: KNNV Publishing.

Engels, M. & Handke, K. (1994). Euastrum vigrense (Conjugatophyceae, Chlorophyta): a light and electron microscopical approach. Biológia, Bratislava 49(4): 511-517, 27 figs.

Förster, K. (1982). Conjugatophyceae Zygnematales und Desmidiales (excl. Zygnemataceae). In: Das Phytoplankton des Süßwassers Systematik und Biologie [Band] 8. Teil 1. Hälfte. pp. [i]-viii, [1]-543. Stuttgart: E. Schweizerbart'sche Verlangbuchhandlung (Nägele u. Obermiller). [in On shelf with series]

Hirose, H., Yamagishi, T. & Akiyama, M. (1977). Illustrations of the Japanese fresh-water algae. pp. [8 col. pls], [1]-933, 244 pls in text. Tokyo: Uchida Rokakuho Publishing Co., Ltd. [in Japanese]

Kouwets, F.A.C. (1999). A check-list of desmids (Chlorophyta, Zygnemaphyceae) of France. Patrimoines Natureles 41: 1-148.

Petlovany, O.A. & Tsarenko, P.M. (2015 '2014'). Desmidiales. In: Algae of Ukraine: diversity, nomenclature, taxonomy, ecology and geography. Volume 4: Charophyta. (Tsarenko, P.M., Wasser, S.P. & Nevo, E. Eds), pp. 61-448. Ruggell: Koeltz Scientific Books.

Ruzicka, J. (1981). Die Desmidiaceen Mitteleuropas. Vol. 1(2) pp. [i]-ix, 293-736, pls 45-117. Stuttgart: E. Schweizerbart'sche Verlagsbuchhandlung.

West, W. & West, G.S. (1905). A monograph of the British Desmidiaceae. II. pp. [i]-x, [1]-206, pls 33-64. London: The Ray Society.

Created: 11 April 2002 by M.D. Guiry

Verified by: 10 September 2018 by M.D. Guiry

Accesses: This record has been accessed by users 965 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=35255

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2018. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 15 November 2018.

SITE © 1996 - 2018 M.D. Guiry. All rights reserved.

Website Design : 249 Design Studio