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Name derivation:

spyris (Gr.) a basket or reel


Spyridia Harvey 1833; 15 of 59 species descriptions are currently accepted taxonomically (Guiry and Guiry 2016).

Subclass Florideophyceae; Order Ceramiales; Family Spyridiaceae


Bushy thallus up to 20 cm long. Corticated uniseriate filaments with widespread branching. Tips of branches taper to a point (Dawes and Mathieson 2008).


Similar genera:


Subtropical to tropical marine coasts, widespread (Ibid.).




Dawes, C.J. and A.C. Mathieson 2008. Seaweeds of Florida. University Press of Florida (592 pp).

Guiry, M.D. and G.M. Guiry 2016. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 30 May 2014.

Harvey, W.H. (1833). Div. II. Confervoideae; Div. III. Gloiocladeae. In: The English Flora of Sir James Edward Smith. Class XXIV. Cryptogamia. Vol. V. (or Vol. II of Dr. Hooker's British flora). Part I. Comprising the Mosses, Hepaticae, Lichens, Characeae and Algae. (Hooker, W.J. Eds), pp. 263-265, 265-266, 326-389, 389-405. London: Longman, Brown, Green & Longmans Paternoster-Row.