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Description: |
Compressed, tufted, dark purplish brown fronds, to 120 mm high, main axis 1-4 mm broad. Once or twice pinnate, axes and branchlets tapered at base and apex. This is a soft limp & slippery smooth seaweed with somewhat flattened branches that can be red green brown or almost black. Size and shape vary greatly from 0.5-5mm wide and 2-30cm long. with either few or many branches. - Greenish-brown fern-like seaweed.
- Up to 10 cm in height.
- Individual stems bear alternate pinnate branches.
- Holdfast root-like in appearance.
- Ovoid-shaped sporangia on short stalks in branch axis.
Species algarum rite cognitae, cum synonymis, differentiis specificis et descriptionibus succinctis. Volumen primum pars posterior. pp. [v-vi], 169-398. Lundae [Lund]: ex officina Berlingiana.
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| Name History |
Adjective (Latin), fern-like |
| Biogeography |
NE Atlantic (Ireland and Britain to Marocco); Mediterranean; NW Atlantic (USA); SW Atlantic (Brazil); NE Pacific (S Korea, Japan). |
| Uses and compounds |
Direct use as food - manufacture of 'artificial' foods; food, consumed whole Provide biological, medical and pharmacological activity - antihelminthic (vermifuge) Source of hydrocolloids - source of agar; Contains: funoran |
| References |
Braune, W. (2008). Meeresalgen. Ein Farbbildführer zu den verbreiteten benthischen Grün- Braun- und Rotalgen der Weltmeere. pp. [1]-596, 266 pls. Ruggell: A.R.G. Gantner Verlag. De Clerck, O., Gavio, B., Fredericq, S., Bárbara, I. & Coppejans, E. (2005). Systematics of Grateloupia filicina (Halymeniaceae, Rhodophyta), based on rbcl sequence analyses and morphological evidence, including the reinstatement of G. minima and the description of G. capensis sp. nov. Journal of Phycology 41: 391-410. De Clerck, O., Gavio, B., Fredericq, S., Cocquyt, E. & Coppejans, E. (2005). Systematic reassessment of the red algal genus Phyllymenia (Halymeniaceae, Rhodophyta). European Journal of Phycology 40: 169-178. Loiseaux-de Goër, S. & Noailles, M.-C. (2008). Algues de Roscoff. pp. [1]-215, col. figs. Roscoff: Editions de la Station Biologique de Roscoff. McDermid, K.J., Stuercke, B. & Haleakala, O.J. (2005). Total dietary fiber content in Hawaiian marine algae. Botanica Marina 48: 437-440. N'Yeurt, A.D.R. & Payri, C.E. (2010). Marine algal flora of French Polynesia III. Rhodophyta, with additions to the Phaeophyceae and Chlorophyta. Cryptogamie Algologie 31: 3-205. Verlaque, M., Brannock, P.M., Komatsu, T., Villalard-Bohnsack, M. & Marston, M. (2005). The genus Grateloupia C. Agardh (Halymeniaceae, Rhodophyta) in the Thau Lagoon (France, Mediterranean): a case study of marine plurispecific introductions. Phycologia 44: 477-496. Xia, B.M. (2004). Flora algarum marinarum sinicarum Tomus II Rhodophyta No. III Gelidiales Cryptonemiales Hildenbrandiales. pp. [i]-xxi, 1-203, pls I-XIII. Beijing: Science Press. |
| Habitat: |
Marine species, on rock in pools, mid-intertidal to shallow subtidal, sporadic, often locally common |
| Type information: |
This is the type species (holotype) of the genus Grateloupia Basionym: Delesseria filicina J.V.Lamouroux Type locality: Trieste, Italy (De Clerck et al. 2005: 392). |
