156,368 species and infraspecific names are in the database, 22,021 images, 60,434 bibliographic items, 446,051 distributional records.

Tetrachastrum pinnatifidum (Ralfs) R.V.Dixon

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

Pictures

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Tetrachastrum pinnatifidum (Ralfs) R.V.Dixon
Alcohol preserved. Collected by Luca Marazzi, Okavango Delta, Botswana.. 17 Apr 2011. © C.F.Carter (chris.carter@6cvw.freeuk.com.

Tetrachastrum pinnatifidum (Ralfs) R.V.Dixon
Near Conniston, Cumbria, UK.. 18 Oct 2009. © C.F.Carter (Chris.Carter@6cvw.freeuk.com).

Tetrachastrum pinnatifidum (Ralfs) R.V.Dixon
Near Conniston, Cumbria, UK.. 18 Oct 2009. © C.F.Carter (Chris.Carter@6cvw.freeuk.com).

 

Udotea argentea var. spumosa A.Gepp & E.S.Gepp

Micrasterias pinnatifida Ralfs Near Conniston, Cumbria, UK.
© C.F.Carter (Chris.Carter@6cvw.freeuk.com)

Publication details
Tetrachastrum pinnatifidum (Ralfs) R.V.Dixon 1859: 467

Published in: Dixon, R.V. (1859). On a new genus and species in the Desmidiaceae; with some remarks on the arrangement of the genus and species of Micrasterias and Euastrum. The Natural History Review and Quarterly Journal of Science 6: 464-468, pls XXXIII: figs 5-8.
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Type species
A type species for this genus does not appear to have been designated.

Status of name
This name is currently regarded as a synonym of Micrasterias pinnatifida Ralfs

Basionym
Micrasterias pinnatifida Ralfs

Type information
Type locality: Dolgelley (Ralfs); Ambleside (Mr Sidebotham); United States (Bailey); Germany (Kützing); Falaise (Brébisson) (Ralfs 1848: 77).

Origin of species name
Adjective (Latin), pinnately cleft (Stearn 1973).

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

General environment
This is a freshwater species.

No distributions recorded
No distributional records for this taxon have been recorded by AlgaeBase to date. Generally, recent national lists or extensive regional or state lists have been employed to give a general indication of distribution.

Created: 23 November 2012 by M.D. Guiry

Verified by: 23 November 2012 by M.D. Guiry

Accesses: This record has been accessed by users 137 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=144354

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 23 September 2019.

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