166,677 species and infraspecific names are in the database, 22,910 images, 64,473 bibliographic items, 504,407 distributional records.

Pediastrum duplex Meyen 1829

Empire Eukaryota
Kingdom Plantae
Subkingdom Viridiplantae
Infrakingdom Chlorophyta infrakingdom
Phylum Chlorophyta
Subphylum Chlorophytina
Class Chlorophyceae
Order Sphaeropleales
Family Hydrodictyaceae
Genus Pediastrum


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Pediastrum duplex Meyen
Showing edge view. Pitsford Water, Nothampton Uk. 20 Jun 2017. © C.F.Carter (chris.Carter'at'6cvw.freeuk.com.

Pediastrum duplex Meyen
Colony Reservoir, Leicester, UK. 20 Apr 2017. © C.F.Carter (chris.Carter'at'6cvw.freeuk.com.

Pediastrum duplex Meyen
Castle Ashby Gardens Northants, UK. BF image.. 12 Nov 2014. © C.F. Carter(chris.carter'at'6cvw.freeuk.com.

Pediastrum duplex Meyen
Castle Ashby Park, Northamptonshire, UK. BF image.. 26 Sep 2008. © C.F.Carter(chris.carter@6cvw.freeuk.com).

Pediastrum duplex Meyen
Bainbridge Island, Washington, USA; golf course, 400x, DIC. 11 May 2008. Karl Bruun. © Karl Bruun (skogenman@earthlink.net).

Pediastrum duplex Meyen
Bainbridge Island, Washington, USA; golf course, 1000x, DIC. 05 Apr 2008. Karl Bruun. © Karl Bruun (skogenman@earthlink.net).


Eunotia praerupta var. papilio Grunow

Pediastrum duplex Meyen Colony Reservoir, Leicester, UK
© C.F.Carter (chris.Carter'at'6cvw.freeuk.com

Publication details
Pediastrum duplex Meyen 1829: 772, pl. XLIII [43]: figs 6-20

Published in: Meyen, F.J.F. (1829). Beobachtungen über einige niedere Algenformen. Nova Acta Physico-Medica Academiae Caesareae Leopoldino-Carolinae Naturae 14: 768-778, pl. XLIII [43].
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Type species
This is the type species (lectotype) of the genus Pediastrum.

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

Type information
Type locality: near Potsdam, Havel (Index Nominum Algarum). Lectotype: on Alcyonella stagnorum. (Index Nominum Algarum

Origin of species name
Adjective B (Latin), double (Stearn 1973).

Heterotypic Synonym(s)
Pediastrum napoleonis Ralfs
Pediastrum duplex f. genuinum Arnold & Aleksenko
Pediastrum pertusum Kützing 1845
Pediastrum selenaea Kützing 1845
Pediastrum pertusum var. genuinum A.Braun 1855
Pediastrum duplex var. reticulatum Lagerheim 1882
Pediastrum duplex var. clathratum (A.Braun) Lagerheim 1882
Pediastrum duplex var. genuinum (A.Braun) Lagerheim 1882

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Key references
Buchheim, M., Buchheim, J., Carlson, T., Braband, A., HepperLe, D., Krienitz, L., Wolf, M. & Hegewald, E. (2005). Phylogeny of the Hydrodictyaceae (Chlorophyceae): inferences from rDNA data . Journal of Phycology 41: 1039-1054.

Cao, X., Strojsová, A., Znachor, P. & Zapomelová, E. (2005). Detection of extracellular phosphatases in natural spring phytoplankton of a shallow eutrophic lake (Donghu, China). European Journal of Phycology 40: 251-258.

Day, S.A., Wickham, R.P., Entwisle, T.J. & Tyler, P.A. (1995). Bibliographic check-list of non-marine algae in Australia. Flora of Australia Supplementary Series 4: [i]-vii, 1-276.

Garduño-Solórzano, G.,Guillén-Ruiz, D.L., Martínez-García, M., Quintanar-Zuñiga, R.E., Campos, J.E. & Comas-González, A.A. (2016). Pediastrum sensu lato (Chlorophyceae) of central Mexico. Cryptogamie Algologie 37(4): 273-295.

Hu, H. & Wei, Y. (2006). The freshwater algae of China. Systematics, taxonomy and ecology. pp. [4 pls of 16 figs], [i-iv], i-xv, 1-1023. China: www.sciencep.com.

John, D.M. & Tsarenko, P.M. (2002). Order Chlorococcales. 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. 327-409. Cambridge: Cambridge University Press.

Kim, J.K. & Kim, H.S. (2012). Algal flora of Korea. Volume 6, Number 2 Chlorophyta: Chlorophyceae: Chlorococcales I: Micractiniaceae, Botryococcaceae, Characiaceae, Hydrodictyaceae. pp. [1-4], 1-117, figs 1-92. Incheon: National Institute of Biological Resources.

Komárek, J. & Fott, B. (1983). Chlorophyceae (Grünalgen) Ordnung: Chlorococcales. Das Phytoplankton des Süsswassers. In: Das Phytoplankton des Süsswassers (Die Binnengewässer) XVI. 7. Teil 1. Hälfte. (Huber-Pestalozzi, G. Eds), pp. [1]-x, [1]-1044. Stuttgart: E. Schweizerbart'sche Verlangbuchhandlung (Nägele u. Obermiller).

Korshikov, A.A. (1953). Viznachnik prisnovodnihk vodorostey Ukrainsykoi RSR [Vyp] V. Pidklas Protokokovi (Protococcineae). Bakuol'ni (Vacuolales) ta Protokokovi (Protococcales) [The Freshwater Algae of the Ukrainian SSR. V. Sub-Class Protococcineae. Vacuolales and Protococcales]. pp. 1-439. Kyjv [Kiev]: Akad. NAUK URSR.

McManus, H.A. & Lewis, L.A. (2005). Molecular phylogenetics, morphological variation and colony-form evolution in the family Hydrodictyaceae (Sphaeropleales, Chlorophyta). Phycologia 44: 582-595.

McManus, H.A. & Lewis, L.A. (2011). Molecular phylogenetic relationships in the freshwater family Hydrodictyaceae (Sphaeropleales, Chlorophyceae), with an emphasis on Pediatrum duplex. Journal of Phycology 47(1): 152-163.

Pankow, H. (1976). Algenflora der Ostsee. II. Plankton (einschliesslich benthischer Kieselalgen). pp. 1-493, 880 figs, 26 pls. Jena: Gustav Fischer.

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., Nozaki, H. & Watanabe, M. (2005). Morphology and sexual reproduction of Carteria palmata sp. nov. belonging to the Carteria group I sensu Lembi (Chlorophyceaem Volvocales). Phycologia 44: 596-607.

Tsarenko, P.M. & John, D.M. (2011). Order Sphaeropleales sensu lato [Phylum Chlorophyta]. 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. 419-475. Cambridge: Cambridge University Press.

Tsarenko, P.M. (2011). Sphaeropleales. In: Algae of Ukraine: diversity, nomenclature, taxonomy, ecology and geography. Volume 3: Chlorophyta. (Tsarenko, P.M., Wasser, S.P. & Nevo, E. Eds), pp. 280-355. Ruggell: A.R.A. Gantner Verlag K.-G..

Created: 11 April 2002 by M.D. Guiry

Verified by: 18 March 2020 by M.D. Guiry

Accesses: This record has been accessed by users 14671 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.

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

Elgavish, A., Halmann, M. & Berman, T. (1982). A comparative study of phosphorus utilization and storage in batch culture of Peridinium cinctum, Pediastrum duplex and Cosmarium sp., from Lake Kinneret (Israel). Phycologia 21: 47-54.
Lehman, J.T. (1976). Photosynthetic capacity and luxury uptake of carbon during phosphate limitation in Pediastrum duplex (Chlorophyceae). Journal of Phycology 12: 190-193, 3 figs, 1 table.
McManus, H.A. Lewis, L.A. & Schultz, E.T. (2011). Distinguishing multiple lineages of Pediastrum duplex with morphometrics and a proposal for Lacunastrum gen. nov. Journal of Phycology 47(1): 123-130.
Sigee, D.C., Dean, A., Levado, E. & Tobin, M.J. (2002). Fourier-transform infrered spectroscopy of Pediastrum duplex: characterization of micro-population isolated from a eutrophic lake. European Journal of Phycology 37: 19-26.
Smoliner, C. (1983). Das zähe leben der grünalge Pediastrum duplex. Mikrokosmos 8: 241-245.
Wilcox, L.W. & Floyd, G.L. (1988). Ultrastructure of the gamete of Pediastrum duplex (Chlorophyceae). Journal of Phycology 24: 140-146.

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M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2022. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 07 July 2022.

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