163,335 species and infraspecific names are in the database, 22,769 images, 62,932 bibliographic items, 478,463 distributional records.

Sargassum johnstonii f. laxius Setchell & Gardner 1924

Publication details
Sargassum johnstonii f. laxius Setchell & Gardner 1924: 737, 738, pl. 21: figs 75, 81

Published in: Setchell, W.A. & Gardner, N.L. (1924). XXIX Expedition of the California Academy of Sciences to the Gulf of California in 1921. The marine algae. Proceedings of the California Academy of Science, Fourth Series 12(29): 695-949, pls 12-88, map.
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Publication date: "May 13, 1924"

Type species
The type species (holotype) of the genus Sargassum is Sargassum bacciferum (Turner) C.Agardh.

Status of name
This name is currently regarded as a synonym of Sargassum johnstonii f. gracile Setchell & N.L.Gardner

Basionym
Sargassum johnstonii Setchell & N.L.Gardner

Type information
Type locality: Georges Island, Sonora, Mexico (Silva & al. 1996: 681). Type: Ivan M. Johnston (No. 71); April; Herb. Calif. Uni Sci. 1341 (Setchell & Gardner 1924: 737).

Synonym(s)
No synonyms are currently included in AlgaeBase.

General environment
This is a marine species.

No distributions recorded
No distributional records for this taxon have been recorded by AlgaeBase to date. Generally, recent national lists or extensive regional or state lists have been employed to give a general indication of distribution.

Source of current name
Norris, J.N. (2010). Marine algae of the Northern Gulf of California: Chlorophyta and Phaeophyceae. Smithsonian Contributions to Botany 94: i-x, 1-276.

Created: 15 November 2001 by Olivia Fitzgerald

Verified by: 31 March 2010 by M.D. Guiry

Accesses: This record has been accessed by users 942 times since it was created.

Verification of data
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=26386

Citing AlgaeBase
Cite this record as:
Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 20 September 2021.

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