162,359 species and infraspecific names are in the database, 22,760 images, 63,973 bibliographic items, 474,946 distributional records.

Asterionella gracillima var. ralfsii (W.Smith) A.Cleve 1953

Publication details
Asterionella gracillima var. ralfsii (W.Smith) A.Cleve 1953: 77, fig.401B i-k. Invalid (as 'Asterionella gracillima 'delta' ralfsii (W.Smith) A.Cl.' )

Published in: Cleve-Euler, A. (1953). Die Diatomeen von Schweden und Finnland. Teil II. Arraphideae, Brachyraphideae. Kungliga Svenska Vetenskapsakademiens Handlingar, ser. IV 4(1): 1-158, figs 292-483 in 35 pls.
 Download PDF

Type species
The type species (holotype) of the genus Asterionella is Asterionella formosa Hassall.

Status of name
This name is currently regarded as a synonym of Asterionella ralfsii W.Smith

Basionym
Asterionella ralfsii W.Smith

Origin of species name
Adjective (Latin), very slender (Neal 1993).

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

General environment
This is a freshwater species.

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.

Created: 27 March 2011 by Salvador Valenzuela Miranda

Verified by: 26 January 2012 by M.D. Guiry

Accesses: This record has been accessed by users 193 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=139115

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 25 July 2021.

SITE © 1996 - 2021 M.D. Guiry. All rights reserved.

Website Design : 249 Design Studio