Polysiphonia fucoides (Hudson) Greville 1824

Publication Details
Polysiphonia fucoides (Hudson) Greville 1824: 308

Published in: Greville, R.K. (1824). Flora edinensis: or a description of plants growing near Edinburgh, arranged according to the Linnean system, with a concise introduction to the natural orders of the class Cryptogamia, and illustrated plates. pp. i-lxxxi, 1-478. Edinburgh: Printed for William Blackwood, Edinburgh; and T. Cadell, Strand, London.

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Type Species
The type species (holotype) of the genus Polysiphonia is Polysiphonia urceolata (Lightfoot ex Dillwyn) Greville.

Status of Name
This name is currently regarded as a synonym of Vertebrata fucoides (Hudson) Kuntze.

Source of Synonymy
Díaz-Tapia, P., McIvor, L., Freshwater, D.W., Verbruggen, H., Wynne, M.J. & Maggs, C.A. (2017). The genera Melanothamnus Bornet & Falkenberg and Vertebrata S.F. Gray constitute well-defined clades of the red algal tribe Polysiphonieae (Rhodomelaceae, Ceramiales). European Journal of Phycology 52(1): 1-20, 77 figs.

Basionym
Conferva fucoides Hudson

Type Information
Type locality: York, England; (Silva & al. 1996: 541) Neotype: undated, unlocalised; herb. Lightfoot; “names repeatedly by Hudson C. fucoides” BM-K (Maggs & Hommersand 1993: 338) Notes: See also Irvine & Dixon (1982). BM 807101.

General Environment
This is a marine species.

Description
Cartilaginous, cylindrical, tufted, brownish purple fronds, to 300 mm long (more usually about 70 mm long), from branched rhizoidal holdfast. Branching ± alternate, tripinnate, ramuli with terminal tufts of colourless dichotomous fibrils. Plants perennial, ramuli and branchlets shed in winter, leaving jagged stumps. Large central siphon surrounded by 12-20 pericentral siphons, corticated only at base. Articulations as long as broad in older parts, to 1.5 times as long as broad distally.

Habitat
On rocks and epiphytic, intertidal at all levels, often in shallow pools and runnels, widely distributed, common.

Created: 31 March 1996 by M.D. Guiry.

Last updated: 01 August 2017

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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=176

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 01 August 2017. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 21 November 2024

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