Brachysira zellensis f. difficilis (Grunow) P.B.Hamilton 1992
Publication Details
Brachysira zellensis f. difficilis (Grunow) P.B.Hamilton 1992: 29 (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.
Type Species
The type species (holotype) of the genus Brachysira is Brachysira aponina Kützing.
Status of Name
This name is currently regarded as a synonym of Humidophila difficilis (Grunow) Van de Vijver, Ector & T.M.Schuster.
Basionym
Navicula difficilis Grunow
Type Information
Type locality: Uncertain, perhaps Central America; (Van de Vijver & al. 2020: 2) Lectotype (designated by Van de Vijver, Ector & T.M.Schuster): on liverwort; BR; BR-4633, prepared from Grunow sample 1854, original dried material (Van de Vijver & al. 2020: 2) Notes: Isolectotypes: slide W0127019 and slide W0127020, both from Grunow sample 1854 (W).
General Environment
This is a freshwater species.
Created: 11 April 2002 by M.D. Guiry.
Last updated: 23 December 2020
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Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 23 December 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 29 March 2024