158,893 species and infraspecific names are in the database, 22,385 images, 61,555 bibliographic items, 457,092 distributional records.

Achnanthes exigua f. semiaperta P.Guermeur 1954

Publication details
Achnanthes exigua f. semiaperta P.Guermeur 1954: 32, figs 2/3 c, i, j

Published in: Guermeur, P. (1954). Diatomées de l'Afrique Occidentale Française (Première liste: Sénégal) Catalogues, IFAN. pp. 1-137, 24 pl. Dakar: Institut Français d'Afrique Noire.

Type species
The type species (lectotype) of the genus Achnanthes is Achnanthes adnata Bory.

Status of name
This name is currently regarded as a synonym of Achnanthidium semiapertum (P.Guermeur) N.A.Andresen, Stoermer & R.G.Kreis

Origin of species name
Adjective A (Latin), small, short, poor, scanty (Brown 1956).

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

Nomenclatural notes
As "Achnanthidium exigua f. semiaperta Guermeur" in Reavie (2020: 18). - (8 Apr 2020) - M.D. Guiry

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Source of current name
Andresen, N.A., Stoermer, E.F. & Kreis, R.J., Jr. (2000). New nomenclatural combinations referring to diatom taxa which occur in The Laurentian Great Lakes of North America. Diatom Research 15: 413-418.

Key references
Reavie, E.D. (2020). Monoraphid and naviculoids diatoms from the coastal Laurentian Great Lakes. Diatom Monographs 19(1): [1]-101, 51 figs, 18 pls.

Created: 26 April 2002 by M.D. Guiry

Verified by: 08 April 2020 by M.D. Guiry

Accesses: This record has been accessed by users 398 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=40056

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 14 August 2020.

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