Registration Id: http://phycobank.org/7879

Event: new name, new combination

Psammothidium rosenstockii (Lange-Bert.) Lange-Bert. in Iconogr. Diatomol. 6: 280. 19991
is new combination for Achnanthes rosenstockii Lange-Bert. in Achnanthes. Biblioth. Diatomol., 18: 131, 132, pl. 61, fig. 1-17; pl 63, fig. 1-2. 1989
1. (Basionym:) fig. 61: 1-17
published in: Lange-Bertalot, H. 1999: – Iconographia Diatomologica 6: 280

Registration on 1999-02-28 23:00:00 +0100 in Berlin