159,661 species and infraspecific names are in the database, 22,560 images, 62,372 bibliographic items, 465,338 distributional records.

Gelidium purpurascens N.L.Gardner 1927

Empire Eukaryota
Kingdom Plantae
Subkingdom Biliphyta
Phylum Rhodophyta
Subphylum Eurhodophytina
Class Florideophyceae
Subclass Rhodymeniophycidae
Order Gelidiales
Family Gelidiaceae
Genus Gelidium


click on thumbnail for larger version.

Gelidium purpurascens N.L.Gardner
Cabrillo National Monument, California.. 07 Sep 2018. © National Park Service U.S. Department of the Interior.


Navicula nivaloides W.Bock

Gelidium purpurascens N.L.Gardner Cabrillo National Monument, California.
© National Park Service U.S. Department of the Interior

Publication details
Gelidium purpurascens N.L.Gardner 1927: 275, pls 38, 39

Published in: Gardner, N.L. (1927). New species of Gelidium on the Pacific coast of North America. University of California Publications in Botany 13: 273-318, pls 36-54.

Type species
The type species (holotype) of the genus Gelidium is Gelidium corneum (Hudson) J.V.Lamouroux.

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

Origin of species name
Adjective (Latin), purplish, becoming purple (Stearn 1973).

Heterotypic Synonym(s)
Gelidium densum N.L.Gardner 1927
Gelidium polystichum Gardner 1927
Gelidium ramuliferum Gardner 1927
Gelidium setchellii N.L.Gardner 1927
Gelidium distichum N.H.Loomis 1949
Gelidium papenfussii N.H.Loomis 1949
Gelidium contortum N.H.Loomis 1960
Gelidium gardneri N.H.Loomis 1960

General environment
This is a marine species.

Type information
Type locality: Moss Beach, San Mateo County, California (Dawson 1953: 73). Holotype: Gardner; June 8,; UC 93572 (Dawson 1953: 73). Notes: Growing on rocks in pools in lower littoral belt (Gardner, 1927: 275).

Detailed distribution with sources (Click to Load)

Key references
Rodríguez, D. & Santelices, B. (1988). Separation of Gelidium and Pterocladia on vegetative characters. In: Taxonomy of Economic Seaweeds With reference to some Pacific and Caribbean Species Vol. II. (Abbott, I.A. Eds), pp. 115-125. La Jolla: Sea Grant College Program, University of California.

Santelices, B. & Stewart, J.G. (1985). Pacific species of Gelidium Lamouroux and other Gelidiales (Rhodophyta), with keys and descriptions to the common or economically important species. In: Taxonomy of Economic Seaweds With Refernce to some Paicific and Caribbean Species. (Abbott, I.A. & Norris, J.N. Eds), pp. 17-31. La Jolla: California Sea Grant College Program.

Smith, G.M. (1944). Marine algae of the Monterey Peninsula. pp. i-ix, 1-622, 98 pls. Stanford: Stanford University Press.

Created: 18 March 1998 by M.D. Guiry

Verified by: 25 September 2007 by M.D. Guiry

Accesses: This record has been accessed by users 2078 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

(Please note: only references with the binomials in the title are included. The information is from the Literature database.)

Whyte, J.N.C. & Englar, J.R. (1981). The agar component of the red seaweed Gelidium purpurascens. Phytochemistry 20: 237-240.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=4246

Citing AlgaeBase
Cite this record as:
Guiry, M.D. & Guiry, G.M. 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 30 November 2020.

SITE © 1996 - 2020 M.D. Guiry. All rights reserved.

Website Design : 249 Design Studio