155,536 species and infraspecific names are in the database, 21,916 images, 60,160 bibliographic items, 438,693 distributional records.

Polysiphonia homoia Setchell & N.L.Gardner

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Biliphyta
Phylum Rhodophyta
Subphylum Eurhodophytina
Class Florideophyceae
Subclass Rhodymeniophycidae
Order Ceramiales
Family Rhodomelaceae
Tribe Polysiphonieae
Genus Polysiphonia

Pictures

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Polysiphonia homoia Setchell & N.L.Gardner
Panama. In situ filamentous tufts. D.S. Littler. © Diane Littler (littlerd@si.edu).

Polysiphonia homoia Setchell & N.L.Gardner
Panama. Habit with dichotomous or pseudodichotomous branching. D.S. Littler. © Diane Littler (littlerd@si.edu).

Polysiphonia homoia Setchell & N.L.Gardner
Panama. Upright axis showing pseudodichotomous branching. D.S. Littler. © Diane Littler (littlerd@si.edu).

Polysiphonia homoia Setchell & N.L.Gardner
Panama. Ovoid tetrasporangia in swollen straight series. D.S. Littler. © Diane Littler (littlerd@si.edu).

Polysiphonia homoia Setchell & N.L.Gardner
Panama. Unicellular rhizoids terminating in attachment pads. D.S. Littler. © Diane Littler (littlerd@si.edu).

Polysiphonia homoia Setchell & N.L.Gardner
Panama. Transverse section of axis showing small central filament surrounding by 5 pericentral cells. D.S. Littler. © Diane Littler (littlerd@si.edu).

Polysiphonia homoia Setchell & N.L.Gardner
Panama. Upright axis showing pseudodichotomous branching. D.S. Littler. © Diane Littler (littlerd@si.edu).

 

Caulacanthus horridulus Montagne

Polysiphonia homoia Setchell & N.L.Gardner Panama. Habit with dichotomous or pseudodichotomous branching
© Diane Littler (littlerd@si.edu)

Publication details
Polysiphonia homoia Setchell & N.L.Gardner 1930: 162

Published in: Setchell, W.A. & Gardner, N.L. (1930). Marine algae of the Revillagigedo Islands Expedition in 1925. Proceedings of the California Academy of Science, Series 4 19: 109-215, Plates 4-15.
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Type species
The type species (holotype) of the genus Polysiphonia is Polysiphonia urceolata (Lightfoot ex Dillwyn) Greville.

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

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

General environment
This is a marine species.

Type information
Type locality: Isla Guadalupe, México (Setchell & Gardner 1930: 162). Holotype: H.L. Mason No. 35; April 1925; Growing on Codium sp.. CAS 173641 (Setchell & Gardner 1930: 162). Notes: Huisman (2018: 565) notes that: "W.A.Setchell & N.L.Gardner (op. cit. 111) stated that Mason communicated to them that the collections came from the vicinity of South Bay, which was visited by the expediton on 20 April."

Detailed distribution with sources (Click to Load)

Key references
Huisman, J.M. (2018). Algae of Australia. Marine benthic algae of north-western Australia. 2. Red algae. pp. [i]-xii, 1-672, 189 figs. Canberra & Melbourne: ABRS & CSIRO Publishing.

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.

Created: 22 November 1999 by M.D. Guiry

Verified by: 10 October 2018 by M.D. Guiry

Accesses: This record has been accessed by users 1253 times since it was created.

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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=21459

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 16 June 2019.

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