Gymnogongrus griffithsiae (Turner) C.Martius 1833

Gymnogongrus griffithsiae (Turner) C.Martius

Current name: Gymnogongrus griffithsiae (Turner) C.Martius
Gymnogongrus griffithsiae. Length approx. 3.5 cm. Broadhaven, Pembrokeshire - 08 January 2012. Francis Bunker

Publication Details
Gymnogongrus griffithsiae (Turner) C.Martius 1833: 27

Published in: Martius, C.F.P. von (1833). Flora brasiliensis, seu, enumeratio plantarum in Brasilia: tam sua sponte quam accedente cultura provenientium, quas in itinere auspiciis Maximiliani Josephi I. Bavariae Regis annis 1817-1820 peracto collegit, partim descripsit; alias a Maximiliano Seren. Principe Widensi, sellovio aliisque advectas addidit, communibus amicorum propriisque studiis secundum methodum naturalem dispositas et illustratas. Vol. I. Pars prior. Algae, lichenes, hepaticae exposuerunt Martius. Eschweilfr [sic]. Nees ab Esenbeck. pp. [i]-iv, [1]-390. Stuttgartiae & Tubingae [Stuttgart & Tübingen]: sumptibus J.G. Cottae.

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Type Species
This is the type species (holotype) of the genus Gymnogongrus.

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

Fucus griffithsiae Turner

Type Information
Type locality: Chit Rocks, Sidmouth, Devon, England; (Turner 1802: pl. 37) Lectotype: BM-K; (Turner 1802: pl. 37) Notes: Devon (probably near Chit Rock, Sidmouth (Dixon & Irvine 1977: 219).

General Environment
This is a marine species.

Cartilaginous, cylindrical to compressed, brow-red to blackish purple fronds, to 75 mm high, from an expanded discoid base. Repeatedly dichotomous, fastigiate, with rounded, somewhat flattened apices.

Epilithic, littoral in pools and emergent, upper sublittoral; tolerant of sand cover (Dixon & Irvine 1977: 219). On sand-covered rocks, lower intertidal, rare, widely distributed.

Similar Species
Polyides rotundus from which it many be distinguished by the presence of a rhizoidal base, narrower branching angles (i.e. less fan-shaped), and that the fronds are brownish when held up to the light.

Created: 30 March 1996 by M.D. Guiry.

Last updated: 02 August 2017

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Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 02 August 2017. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.; searched on 04 December 2023

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