Membranoptera alata (Hudson) Stackhouse 1809

Membranoptera alata (Hudson) Stackhouse

Membranoptera alata (Hudson) StackhouseMullaghmore, Co. Sligo, Ireland; plants from 5-10 m subtidally; to 90 mm long - 26 May 1994. Michael Guiry (

Publication Details
Membranoptera alata (Hudson) Stackhouse 1809: 85

Published in: Stackhouse, J. (1809). Tentamen marino-cryptogamicum, ordinem novum; in genera et species distributum, in Classe XXIVta Linnaei sistens. Mémoires de la Société Imperiale des Naturalistes de Moscou 2: [50]-97.

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Type Species
This is the type species (lectotype) of the genus Membranoptera.

Status of Name
This name is of an entity that is currently accepted taxonomically.

Fucus alatus Hudson

Origin of Species Name
Adjective A (Latin), winged (Stearn 1973).

General Environment
This is a marine species.

Membranous, deep crimson to brownish red fronds, to 200 mm long. With short stipe, well-marked midrib and narrow, wing-like monostromatic margins, pinnately veined, to 12 mm wide (margins sometimes lacking). Branching irregularly dichotomous, frequently proliferating from midribs, apices blunt.

On rocks or on Laminaria hyperborea stipes, lower intertidal and subtidal, generally distributed, common.

Similar Species
Pantoneura angustissima (Turner) Kylin is reported epiphytic on Laminaria hyperborea stipes from the subtidal of N.E. Scotland in winter. This entity is much confused with narrow forms of Membranoptera alata, which become increasingly common northwards.

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

Last updated: 17 February 2020

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Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 17 February 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.; searched on 14 August 2022

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