Bangia atropurpurea (Mertens ex Roth) C.Agardh 1824

Bangia atropurpurea (Mertens ex Roth) C.Agardh

Current name: Bangia atropurpurea (Mertens ex Roth) C.Agardh
In tufa deposits, Caher River, Fanore, Ireland. Collected by Melinda Lyons.C.F.Carter (

Publication Details
Bangia atropurpurea (Mertens ex Roth) C.Agardh 1824: 76

Published in: Agardh, C.A. (1824). Systema algarum. pp. [i]-xxxvii, [1]-312. Lundae [Lund]: Literis Berlingianis [Berling].

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Publication date: probably September 1824

Type Species
This is the type species (lectotype) of the genus Bangia.

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

Conferva atropurpurea Mertens ex Roth

Type Information
Type locality: Ad rotas molendinas Bremae in Visurgi primo ob. Julio 1801 Mertens, qui sub nomine Confervae castaneae comm. [Watermill on the Weser River, Bremen first observed in July 1801 by Mertens who communicated it under the name Conferva castanea]; (Roth 1806: 208) Neotype [designated by K. Müller & al. 2003]: K. Müller and A. Sherwood; 24.v.1998; BM; 000637980 (Müller et al. 2003: 216) Notes: Lectotype: Collected by Mertens from the Weser River at Bremen: lectotypified by Pfeiffer (1871-1873: 361) (Sutherland et al 2011). Neotype designated by Müller et al (2003: 216): Ysselmeer, Netherlands; coll. K. Müller & A. Sherwood, 24 May 1998; BM accession Number BM000637980. Roth's collection is believed to have been destroyed in World War II (Koster 1957 cited by Müller et al. 2003; Koster 1969 cited by Womersley 1994). [INA: England: Hampshire: near Southampton (Mr Woods); Wales: Camarthenshire: near Pontardylais. Collector: Mertens (vii 1801)].

Origin of Species Name
Adjective (Latin), black-purple (Stearn 1983).

General Environment
This is a freshwater species.

Gelatinous, unbranched, blackish-purple filaments, at first uniseriate later multiseriate, attached by rhizoidal outgrowths from basal and adjacent cells. Cells with central star-shaped chloroplast with pyrenoid.

On rock, wood, etc., as fleecy mat, especially at high tide level on exposed coasts in autumn and winter, disappearing in spring or early summer, at other times present as sparse filaments in shade at all levels and subtidally. Widely distributed, seasonally abundant.

Created: 15 December 1997 by M.D. Guiry.

Last updated: 01 April 2022

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Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 01 April 2022. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.; searched on 23 July 2024

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