163,851 species and infraspecific names are in the database, 22,783 images, 63,080 bibliographic items, 481,368 distributional records.

Oscillatoria agardhii var. isothrix Skuja 1948

Classification:
Empire Prokaryota
Kingdom Eubacteria
Subkingdom Negibacteria
Phylum Cyanobacteria
Class Cyanophyceae
Subclass Oscillatoriophycidae
Order Oscillatoriales
Family Oscillatoriaceae
Genus Oscillatoria

Pictures

click on thumbnail for larger version.

Oscillatoria agardhii var. isothrix Skuja
Kingston,Washington, USA; Pond, 1000x, DIC. 18 Jun 2011. Karl Bruun. © Karl Bruun.

Oscillatoria agardhii var. isothrix Skuja
Kingston,Washington, USA; Pond, 1000x, PC. 18 Jun 2011. Karl Bruun. © Karl Bruun.

Oscillatoria agardhii var. isothrix Skuja
Kingston,Washington, USA; Pond, 1000x, PC. 18 Jun 2011. Karl Bruun. © Karl Bruun.

Oscillatoria agardhii var. isothrix Skuja
Kingston,Washington, USA; Pond, 1000x, DIC. 18 Jun 2011. Karl Bruun. © Karl Bruun.

Oscillatoria agardhii var. isothrix Skuja
Kingston,Washington, USA; Pond, 1000x, DIC. 18 Jun 2011. Karl Bruun. © Karl Bruun.

 

Conferva geniculata J.Ellis

Planktothrix isothrix (Skuja) Komárek & Komárková Kingston,Washington, USA; Pond, 1000x, DIC
© Karl Bruun

Publication details
Oscillatoria agardhii var. isothrix Skuja 1948: 49, pl. IV [4]: figs 7, 8

Published in: Skuja, H. (1948). Taxonomie des Phytoplanktons einiger Seen in Uppland, Schweden. Symbolae Botanicae Upsalienses 9(3): 1-399, 39 pls.

Type species
The type species (lectotype) of the genus Oscillatoria is Oscillatoria princeps Vaucher ex Gomont.

Status of name
This name is currently regarded as a synonym of Planktothrix isothrix (Skuja) Komárek & Komárková

Type information
Type locality: Lakes in Uppland, Sweden (Skuja 1948: 49).

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

Taxonomic notes
According to Suda et al. (2002: 1592), this is a synonym of Planktothrix agardhii. - (5 Aug 2011) - Wendy Guiry

General environment
This is a freshwater species.

Detailed distribution with sources
(as Oscillatoria agardhii var. isothrix Skuja)
Europe: Britain (Suda et al. 2002, Whitton & al. 2003), Germany (Suda et al. 2002), Netherlands (Veen & al. 2015), Norway (Suda et al. 2002), Sweden (Skuja 1948, Skuja 1956, Suda et al. 2002).

Middle East: Israel (Vinogradova & al. 2000).

Source of current name
Komárek, J. & Komárková, J. (2004). Taxonomic review of the cyanoprokaryotic genera Planktothrix and Planktotrichoides. Czech Phycology 4: 1-18.

Key references
Anagnostidis, K. & Komárek, J. (1988). Modern approach to the classification system of cyanophytes. 3. Oscillatoriales. Archiv für Hydrobiologie, Supplement 80: 327-472, 35 figs, 13 tables.

Eberley, W.R. (1966). Notes on some new and rare Myxophyceae in laboratory culture. Transactions of the American Microscopical Society 85(1): 130-138.

Skuja, H. (1956). Taxonomische und biologische Studien über das Phytoplankton schwedischer Binnengewässer. Nova Acta Regiae Societatis Scientiarum Upsaliensis, Series IV 16(3): 1-404, + 63 pls.

Suda, S., Watanabe, M., Otsuka, S., Mahakahant, A., Yongmanitchai, W., Nopartnaraporn, N., Liu, Y. & Day, J.G. (2002). Taxonomic revision of water-bloom-forming species of oscillatorioid cyanobacteria. International Journal of Systematic and Evolutionary Microbiology 52: 1577-1595.

Whitton, B.A. (2002). Phylum Cyanophyta (Cyanobacteria). 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. 25-122. Cambridge: Cambridge University Press.

Created: 11 April 2002 by M.D. Guiry

Verified by: 12 March 2020 by M.D. Guiry

Accesses: This record has been accessed by users 1266 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.

References
(Please note: only references with the binomials in the title are included. The information is from the Literature database.)

Anagnostidis, K., Overbeck, J. & Danielidis, D. (1985). Oscillatoria cf. agardhii var. isothrix Skuja from the lakes of Amvrakia and Trichonis, Greece. A taxonomic consideration. Arch. Hydrobiol. 104: 205-217, 10 figs.
Walsby, A.E. & Klemer, A.R. (1974). The role of gas vacuoles in the stratification of a population of Oscillatoria agardhii var. isothrix Skuja in Deming Lake, Minnesota. British Phycological Journal 9: 223.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=30213

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 20 October 2021.

SITE © 1996 - 2021 M.D. Guiry. All rights reserved.

Website Design : 249 Design Studio