156,015 species and infraspecific names are in the database, 21,990 images, 60,299 bibliographic items, 442,465 distributional records.

Batrachospermum nigrescens West & G.S.West

Publication details
Batrachospermum nigrescens West & G.S.West 1897: 2

Published in: West, W. & West, G.S. (1897). Welwitsch's African freshwater algae. Journal of Botany, British and Foreign 35: 1-7, 33-42, 77-89, 113-122, 172-183, 235-243, 264-272, 297-304, pls 365-369.
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Type species
The type species (holotype) of the genus Batrachospermum is Batrachospermum gelatinosum (Linnaeus) De Candolle.

Status of name
This name is currently regarded as a synonym of Torularia puiggariana (Grunow) M.J.Wynne

Origin of species name
Participle (Latin), becoming black (Stearn 1973).

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

Nomenclatural notes
B. nigrescens Welwitsch ex West & West? - (26 Sep 2014) - Wendy Guiry

General environment
This is a freshwater species.

Type information
Type locality: Pungo Andongo, Africa. Freq. ast unico loco in branchio laterali flum. Cuanza prope ejus cataract. ad Congo (Silva 1996-to date). Lectotype: Welwitsch No. 2; Mar 1857; LISU 10 (Sheath, Vis & Cole 1993: 720). Notes: ..., Angola (Sheath et al. 1993)

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.

Key references
Kumano, S. (2002). Freshwater red algae of the world. pp. [i-ii], i-xiv, 1-375 [p. 375 is an Addendum], pls 1-199. Bristol: Biopress Limited.

Sheath, R.G., Vis, M.L. & Cole, K.M. (1993). Distribution and systematics of Batrachospermum (Batrachospermales, Rhodophyta) in North America. 3. Section Setacea. Journal of Phycology 29(5): 719 -725, 18 figs, 2 tables.

Created: 21 April 2002 by M.D. Guiry

Verified by: 12 February 2019 by M.D. Guiry

Accesses: This record has been accessed by users 369 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=36854

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 20 August 2019.

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