166,677 species and infraspecific names are in the database, 22,910 images, 64,473 bibliographic items, 504,407 distributional records.

Fragilariforma virescens var. exigua (Grunow) M.Poulin 1992

Publication details
Fragilariforma virescens var. exigua (Grunow) M.Poulin in Hamilton & al. 1992: 30 (table 4)

Published in: Hamilton, P.B., Poulin, M., Charles, D.F. & Angell, M. (1992). Americanarum Diatomarum Exsiccata: CANA, Voucher Slides from Eight Acidic Lakes in Northeastern North America. Diatom Research 7(1): 25-36.
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Type species
The type species (holotype) of the genus Fragilariforma is Fragilariforma virescens (Ralfs) D.M.Williams & Round.

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

Fragilaria virescens var. exigua Grunow

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

Homotypic Synonym(s)
Fragilaria virescens var. exigua Grunow 1881
Fragilaria virescens f. exigua (Grunow) Skabichevskij 1960

General environment
This is a freshwater species.

Detailed distribution with sources (Click to Load)

Key references
John, J. (2018). Diatoms from Tasmania: taxonomy and biogeography. The diatom flora of Australia Volume 2. pp. [1]-656, 351 figs. Schmitten - Oberreifenberg: Koeltz Botanical Books.

Created: 11 April 2002 by M.D. Guiry

Verified by: 07 November 2018 by M.D. Guiry

Accesses: This record has been accessed by users 369 times since it was created.

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Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2022. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 07 July 2022.

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