Osmundea hybrida (A.P.de ) K.W.
Laurencia hybrida (A.P.de Candolle) T.Lestiboudois Spanish Point, Co. Clare, Ireland; lower intertidal crevices
© Michael Guiry (firstname.lastname@example.org)
Osmundea hybrida (A.P.de Candolle) K.W.Nam in K.W.Nam, Maggs & Garbary 1994: 393
Published in: Nam, K.W., Maggs, C.A. & Garbary, D.J. (1994). Resurrection of the genus Osmundea with an emendation of the generic delineation of Laurencia (Ceramiales, Rhodophyta). Phycologia 33(5): 384-395, 38 figs, 3 tables.
Status of name
This name is of an entity that is currently accepted taxonomically.
Fucus hybridus A.P.de Candolle
Type locality: Calvados, France (Silva, Basson & Moe 1996: 534). Holotype: PC (Maggs & Hommersand 1993: 395).
Origin of species name
Adjective (Latin), Hybrid (Stearn 1973).
Fucus hybridus A.P.de Candolle 1805
Laurencia hybrida (A.P.de Candolle) T.Lestiboudois 1827
Laurencia caespitosa var. subsimplex Montagne
Fucus pinnatifidus var. angustus Turner 1802
Laurencia caespitosa J.V.Lamouroux 1813
Laurencia pinnatifida var. angusta (Turner) Greville 1830
John et al. (2004) cite Laurencia caespitosa var. subsimplex Montagne as a synonym of this species.
This is a marine species.
(as Osmundea hybrida (A.P.de Candolle) K.W.Nam)
English: False Pepper Dulse (Bunker et al. 2010).
Cylindrical, cartilaginous, tufted, dark purple to greenish yellow fronds, 150 mm long. Main axis with repeatedly pinnate branching, branches mostly alternate, shorter towards apex giving pyramidal outline. Ultimate ramuli short, patent, truncate. Axis monosiphous with elongated pericentral cells and 1-2 outer layers of rounded coloured cells. Apex concave, with ephemerally colourless dichotomous hairs surrounding apical cell.
On stones and shells, sometimes epiphytic, upper intertidal, widely distributed, locally common.
Athanasiadis, A. (2016). Phycologia Europaea Rhodophyta Vol. II. pp. , 763-1504. Thessaloniki: Published and distributed by the author.
Loiseaux-de Goër, S. & Noailles, M.-C. (2008). Algues de Roscoff. pp. -215, col. figs. Roscoff: Editions de la Station Biologique de Roscoff.
Machín-Sánchez, M., Gil-Rodríguez, M. & Haroun, R. (2018). Phylogeography of the red algal Laurencia complex in the Macaronesia region and nearby coastal areas: recent Advances and future perspectives. Diversity 10: 1-21, 2 figs.
Maggs, C.A. & Hommersand, M.H. (1993). Seaweeds of the British Isles. Volume 1. Rhodophyta. Part 3A. Ceramiales. pp. [i]-xv, 1-444, 129 figs, map. London: HMSO.
Created: 31 March 1996 by M.D. Guiry
Verified by: 10 February 2018 by M.D. Guiry
Accesses: This record has been accessed by users 8711 times since it was created.
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Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2018. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 16 October 2018.