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Spirogyra laxa Kützing

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Viridiplantae
Infrakingdom Streptophyta infrakingdom
Phylum Charophyta
Class Conjugatophyceae (Zygnematophyceae)
Order Zygnematales
Family Zygnemataceae
Genus Spirogyra

Pictures

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Spirogyra laxa Kützing
Pitsford Water SSSI, Northampton, UK. In a small pond. 03 Oct 2014. © C.F. Carter(chris.carter'at'6cvw.freeuk.com.

Spirogyra laxa Kützing
Pitsford Water SSSI, Northampton, UK. In a small pond. 03 Oct 2014. © C.F. Carter(chris.carter'at'6cvw.freeuk.com.

Spirogyra laxa Kützing
Replicate cell wall at two focus points. Pitsford Water SSSI, Northampton, UK. In a small pond. 03 Oct 2014. © C.F. Carter(chris.carter'at'6cvw.freeuk.com.

Spirogyra laxa Kützing
Pitsford Water SSSI, Northampton, UK. In a small pond. 03 Oct 2014. © C.F. Carter(chris.carter'at'6cvw.freeuk.com.

 

Laurencia nipponica Yamada

Spirogyra laxa Kützing Pitsford Water SSSI, Northampton, UK. In a small pond
© C.F. Carter(chris.carter'at'6cvw.freeuk.com

Publication details
Spirogyra laxa Kützing 1849: 438

Published in: Kützing, F.T. (1849). Species algarum. pp. [i]-vi, [1]-922. Lipsiae [Leipzig]: F.A. Brockhaus.
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Type species
The type species (lectotype) of the genus Spirogyra is Spirogyra porticalis (O.F.Müller) Dumortier.

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

Heterotypic Synonym(s)
Spirogyra laxa var. variabilis Wang 1933

General environment
This is a freshwater species.

Type information
Type locality: in Germania (Silva 1996-to date).

Detailed distribution with sources (Click to Load)

Key references
Jao, C.-C. (1988). Flora algarum sinicarum aquae dulcis. Tomus I. Zygnemataceae. pp. i-v, 1-288, 54 pls. Beijing: Science Press.

Johnson, L.R, (2011). Phylum Chlorophyta. Family Zygnemataceae. 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. 576-608. Cambridge: Cambridge University Press.

Kadlubowska, J.Z. (1984). Conjugatophyceae I Zygnemales = Chlorophyta VIII. In: Süsswasserflora von Mitteleuropa. (Ettl, H., Gerloff, J., Heynig, H. & Mollenhauer, D. Eds) Vol. 16, pp. 1-532. Stuttgart: Gustav Fischer.

Krieger, H. (1944). Systematische Teil [Lieferung 4]. In: Ordnung: Zygnemales. In: Kryptogamen-Flora von Deutschland und der Schweiz. Vol. 13. (Kolkwitz, R. & Krieger, H. Eds), pp. 295-499. Leipzig: Academische Verlagsgesellschaft Becker & Erler.

Randhawa, M.S. (1959). Zygnemaceae Indian Council for Agricultural Research monographs on Algae. pp. [1]-478, 521 figs. New Delhi: Indian Council for Agricultural Research.

Volkova, E.A., Bondarenko, N.A. & Timoshkin. O.A. (2018). Morphotaxonomy, distribution and abundance of Spyrogyra (Zygnematophyceae, Charophyta) in Lake Baikal, East Siberia. Phycologia 57(3): 298-308.

Created: 15 June 2008 by Salvador Valenzuela Miranda

Verified by: 18 July 2018 by Wendy Guiry

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Citing AlgaeBase
Cite this record as:
Wendy 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 16 October 2018.

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