Gymnogongrus griffithsiae (Turner) Martius 1833
Current name:
Gymnogongrus griffithsiae (Turner) Martius
Gymnogongrus griffithsiae. Diameter of carpotetrasporangial outgrowths approx. 300 µm. Broadhaven, Pembrokeshire - 08 January 2012. Francis Bunker
Publication Details
Gymnogongrus griffithsiae (Turner) 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.
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.
Basionym
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).
Eponomy
Named for Amelia Warren Griffiths (1768-1858), collector from Torquay, Devon, England.
General Environment
This is a marine species.
Description
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.
Habitat
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: 24 May 2024
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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=20
Citing AlgaeBase
Cite this record as:
Francisco F. Pedroche in Guiry, M.D. & Guiry, G.M. 24 May 2024. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 26 December 2024