Home / Cyanobacteria / Filaments / Pseudo-branches / Coleodesmium

 

 

 

 

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Name derivation:

 

 

Classification:

Coleodesmium Borzì ex Geitler  1942; 1 of 2 species descriptions is currently recognized taxonomically (Guiry 2013).

Order Nostocales;  Family Microchaetaceae

Morphology:

Fascicles of filaments with false branches arising at the location of heterocysts.  Lack false branches (aerotopes).  Dense sheaths, often laminated.  Variable color of both cells and sheaths.

Similar genera:

 

 

Habitat:

Freshwater epiphytes.

 

References:

Geitler, L.  1942.  Schizophyta: Klasse Schizophyceae. In:  Die natürlichen Pflanzenfamilien, Sweite Auflage. (Engler, A. & Prantl, K. Eds) Vol.1b, pp. 1-232.  Leipzig: Wilhelm Engelmann.

Guiry, M.D. in Guiry, M.D. and Guiry, G.M.  2013.  AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.  http://www.algaebase.org; searched on 15 January 2013.