Rivularia (cyanobacteria)

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Rivularia
"Rivularia nitida"
Scientific classification e
Domain: Bacteria
Phylum: Cyanobacteria
Class: Cyanophyceae
Order: Nostocales
Family: Rivulariaceae
Genus: Rivularia
C. Agardh, 1886
Type species

C. Agardh, 1886
Rivularia, a genus of cyanobacteria associated with tufa

Rivularia is a genus of cyanobacteria of the family Rivulariaceae.[1]

Description[]

Rivularia is found growing on submerged stones, moist rocks, and damp soils near the riverside. It is found in colonies, and the trichomes are radially arranged within a colony, with each trichome wholly or partially surrounded by a gelatinous sheet. The trichomes have a basal heterocyst. Each trichome has a narrow aptic portion which is whip- or tail-like consisting of a row of small cells. Akinetes are absent in Rivularia. The species multiply with the aid of hormogonia and heterocyst.

Species[]

  • Roth ex Bornet & Flahault, 1886
  • (Poir) Berkeley ex Bornet & Flahault, 1886
  • (De Candolle) Bornet & Flahault, 1886
  • H.-J.Chu, 1952
  • C.Agardh ex Bornet & Flahault, 1886
  • Y.-Y.Li, 1984
Species brought into synonymy
  • Rivularia cornudamae Roth, 1797: synonym of Schrank, 1783
  • Rivularia elegans Roth, 1802: synonym of Chaetophora elegans (Roth) C.Agardh, 1812
  • Rivularia endiviaefolia Roth, 1798: synonym of Schrank, 1783
  • Rivularia lloydii P.Crouan & H.Crouan, 1867: synonym of (P.Crouan & H.Crouan) P.C.Silva, 1996
  • Rivularia multifida Weber & Mohr, 1804: synonym of (F.Weber & D.Mohr) Chauvin, 1842
  • Rivularia plana Harvey, 1833: synonym of (Harvey) Thuret ex Bornet & Flahault, 1886
  • Rivularia rubra (Hudson) Wahlenberg, 1826: synonym of Nemalion helminthoides (Velley) Batters, 1902
  • Rivularia tuberiformis Smith, 1809: synonym of (Lyngbye) Decaisne, 1842
  • Rivularia vermiculata Smith, 1808: synonym of (Smith) S.F.Gray, 1821
  • Rivularia zosterae Mohr, 1810: synonym of Eudesme virescens (Carmichael ex Berkeley) J.Agardh, 1882

References[]

  1. ^ Guiry, Michael D. (2014). Rivularia C.Agardh ex Bornet & Flahault, 1886. In: Guiry, M.D. & Guiry, G.M. (2014). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=146623 on 2014-12-09
  • "Rivularia". Algaebase. Retrieved 23 September 2014.

Further reading[]


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