Biology:Cylindrocapsa

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Short description: Genus of algae

Cylindrocapsa
Cylindrocapsa involuta.jpg
Cylindrocapsa involuta
Scientific classification e
(unranked): Viridiplantae
Division: Chlorophyta
Class: Chlorophyceae
Order: Sphaeropleales
Family: Cylindrocapsaceae
Genus: Cylindrocapsa
Reinsch[1]
Species
  • C. geminella

Cylindrocapsa is a genus of green algae, specifically of the Chlorophyceae.[1] It is commonly found in freshwater habitats.[2]

Virus-like particles have been found in a strain of one species, Cylindrocapsa geminella.[3]

Description

Cylindrocapsa consists of unbranched filaments, often attached to substrates or free-floating in water. Cells are initially uniseriate (that is, in one line), but may later become multi-seriate or irregularly arranged. Individual cells are ovoid to oblong to spherical, and are each surrounded by several concentric layers of a mucilaginous sheath. Cells contain a single chloroplast filling the cell, with a single pyrenoid. The chloroplast may be axial (in the middle of the cell) or parietal (lining the wall of the cell).[2]

Taxonomy

The placement of Cylindrocapsa is unclear. Species differ significantly from each other, both in terms of morphology and ultrastructure.[2] It is therefore suspected to be polyphyletic.[1]

References

  1. 1.0 1.1 1.2 Guiry, M.D.; Guiry, G.M. (2008). "Cylindrocapsa". AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org/browse/taxonomy/?id=43404. 
  2. 2.0 2.1 2.2 John, David M.; Rindi, Fabio (2014). "Chapter 8. Filamentous (Nonconjugating) and Plantlike Green Algae". Freshwater Algae of North America: Ecology and Classification (2 ed.). Elsevier Inc.. ISBN 978-0-12-385876-4. 
  3. Hoffman, Larry R.; Stanker, Larry H. (1976). "Virus-like particles in the green alga Cylindrocapsa". Canadian Journal of Botany 54 (24): 2827–2841. doi:10.1139/b76-303. 

External links

Scientific references

Scientific databases

Wikidata ☰ Q5199289 entry