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Pleonosporium mexicanum E.Y.Dawson 1962

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Biliphyta
Phylum Rhodophyta
Subphylum Eurhodophytina
Class Florideophyceae
Subclass Rhodymeniophycidae
Order Ceramiales
Family Wrangeliaceae
Subfamily Spongoclonioideae
Tribe Spongoclonieae
Genus Pleonosporium

Pictures

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Pleonosporium mexicanum E.Y.Dawson
Panama. Habit of branchlets with darker spherical polysporangia. D.S. Littler. © Diane Littler (littlerd@si.edu).

Pleonosporium mexicanum E.Y.Dawson
Panama. Habit of finely filamentous thallus. D.S. Littler. © Diane Littler (littlerd@si.edu).

Pleonosporium mexicanum E.Y.Dawson
Panama. Carposporophytes (?) often opposite one another. D.S. Littler. © Diane Littler (littlerd@si.edu).

Pleonosporium mexicanum E.Y.Dawson
Panama. Carposporophytes (?) often opposite one another. D.S. Littler. © Diane Littler (littlerd@si.edu).

Pleonosporium mexicanum E.Y.Dawson
Panama. Carposporophytes (?) in pairs. D.S. Littler. © Diane Littler (littlerd@si.edu).

Pleonosporium mexicanum E.Y.Dawson
Panama. Branchlet apex showing oppositely alternate branching from every axial cell. D.S. Littler. © Diane Littler (littlerd@si.edu).

 

Delesseria montagneana J.Agardh

Pleonosporium mexicanum E.Y.Dawson Panama. Carposporophytes (?) in pairs
© Diane Littler (littlerd@si.edu)

Publication details
Pleonosporium mexicanum E.Y.Dawson 1962: 41, 42, 138, 139, Pl. 16: fig. 1

Published in: Dawson, E.Y. (1962). Marine red algae of Pacific Mexico. Part 7. Ceramiales: Ceramiaceae, Delesseriaceae. Allan Hancock Pacific Expeditions 26: 1-207, 50 pls.
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Type species
The type species (holotype) of the genus Pleonosporium is Pleonosporium borreri (Smith) Nägeli.

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

Type information
Type locality: 3 km. north of Belmar Hotel (Playa de Olas Atlas), Mazatlán, Sinaloa, Mexico (Dawson 1962: 42). Holotype: 8 December 1946; lowermost intertidal, on small reef. Herb. Beaudette Foundation E. Y. Dawson 3610 (Dawson 1962: 42).

Origin of species name
Adjective A (Latin), Pertaining to Mexico (Stearn 1992).

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

General environment
This is a marine species.

Detailed distribution with sources
(as Pleonosporium mexicanum E.Y.Dawson)
North America: Baja California (Dawson 1962), Gulf of California (Dawson 1962, Norris, Aguilar-Rosas & Pedroche 2017), Mexico (Dawson 1962, Pedroche & Sentíes 2020), Mexico (Pacific) (Mateo-Cid & al. 2020).

Central America: El Salvador (Fernández-García & al. 2011).

Western Atlantic: Trop. & Subtrop. W. Atlantic (Wynne 2017).

South America: Brazil (Oliveira Filho 1977).

Key references
Mateo-Cid, L.E., Mendoza-González, A.C., Norris, J.N. & García-López, D.Y. (2018). A taxonomic account of species in the tribe Spongoclonieae (Ceramiaceae, Ceramiales, Rhodophyta) reported from Atlantic and Pacific Mexico. Phytotaxa 340: 229-245, 38 figs, 1 table.

Created: 24 June 1998 by M.D. Guiry

Verified by: 05 January 2019 by M.D. Guiry

Accesses: This record has been accessed by users 964 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=11196

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 26 October 2021.

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