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Name derivation:


Callithamnion  Lyngbye 1819;  90 of 427 species descriptions are currently accepted taxonomically (Guiry and Guiry 2016).

Subphylum Florideophyceae;  Order Ceramiales;  Family Callithamniaceae



Erect, up to 10 cm tall, with irregular branching, multinucleate cells (Ibid.)


Similar genera:

Antithamnion is considered a synonym by some authors.


Widespread and common in most habitats (Ibid.)




Guiry, M.D. and G.M. Guiry  2014.  AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 2 May 2014.

Lyngbye, H.C. 1819.  Tentamen hydrophytologiae danicae continens omnia hydrophyta cryptogama Daniae, Holsatiae, Faeroae, Islandiae, Groenlandiae hucusque cognita, systematice disposita, descripta et iconibus illustrata, adjectis simul speciebus norvegicis. pp. [i]-xxxii, [1]-248, 70 pls. Hafniae [Copenhagen]: typis Schultzianis, in commissis Librariae Gyldendaliae.