Hydrolithon farinosum (J.V.Lamouroux) Penrose & Y.M.Chamberlain 1993

Current name:
Hydrolithon farinosum (J.V.Lamouroux) Penrose & Y.M.Chamberlain
Hawaii; on Sargassum; scale is 1 mm - 12 August 2011. J.M. Huisman
Publication Details
Hydrolithon farinosum (J.V.Lamouroux) Penrose & Y.M.Chamberlain 1993: 295, figs 1-19
Published in: Penrose, D. & Chamberlain, Y.M. (1993). Hydrolithon farinosum (Lamouroux) comb. nov.: implications for generic concepts in the Mastophoroideae (Corallinaceae, Rhodophyta). Phycologia 32: 295-303, 19 figs.
Type Species
The type species (lectotype) of the genus Hydrolithon is Hydrolithon reinboldii (Weber Bosse & Foslie) Foslie.
Status of Name
This name is of an entity that is currently accepted taxonomically.
Basionym
Melobesia farinosa J.V.Lamouroux
Type Information
Lectotype locality: Mediterranean [unspecified locality]; (Chamberlain 1994: 123) Lectotype: on Sargassum linifolium; CN; Herb. Lamouroux; specimen sine numero (Chamberlain 1994: 123) Notes: Chamberlain and Irvine (1994) recommend consulting Penrose & Chamberlain (1993) for more information on the lectotype.
Origin of Species Name
Adjective (Latin), mealy, covered with farina (flour-like, powdery covering) (Stearn 1983).
General Environment
This is a marine species.
Habitat
A cosmopolitan species found on various algae and on the seagrass Amphibolis antarctica (Womersley 1996: 261). In southern Australia plants have been found intertidally as epiphytes on reef tops, in tide pools and subtidally to depths of 15 m; they grow commonly on Sargassum, on various other brown algae including Acrocarpia, Hormophysa, and Zonaria, and on the seagrass Amphibolis antarctica; also occurs elsewhere on Zostera, Cystoseira foeniculacea, Udotea, Enhalus, Thalassia, Dilophus, Padina and Thalassodendron (Penrose & Chamberlain 1993: 296).
Created: 16 April 1996 by M.D. Guiry.
Last updated: 07 March 2023
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Taxonomic note
John et al. (2004) cite Melobesia farinacea J.V. Lamour. and M. solmsii Bornet ex Me Lemoine as synonyms of this species. Furnari et al. (2003) consider that some records of Fosliella farinosa and Melobesia farinosa could be referred to H. boreale. - (11 May 2006) - G.M. Guiry
Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=384
Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 07 March 2023. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 29 March 2025