| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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Asterionella formosa var. ralfsii (W. Smith) Grunow in Van Heurck 1881, pl. 52, fig. 2
as A. (formosa var ?) ralfsii |
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| Basionym | Asterionella ralfsii W. Smith 1856 | ||
| Status | Invalid | ||
| Comments | Combination as a trinomial has been validly published by Wolle 1890, pl. 46, figs. 5, 6 (ref. 000916) | ||
| Published in | Van Heurck, H. 1881 [ref. 001035]. Synopsis des Diatomées de Belgique. Atlas. Ducaju & Cie., Anvers. pls 31-77. | ||
| Type | INA card not found. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | likely accurate | |
| List of nomenclatural synonyms | Asterionella formosa var. ralfsii (W. Smith) Wolle 1890 Asterionella ralfsii W. Smith 1856 Asterionella gracillima var. ralfsii (W. Smith) Cleve-Euler 1953 | ||