Registration Id: http://phycobank.org/7870

Event: new name, new combination

Planothidium robustum (Hust.) Lange-Bert. in Iconogr. Diatomol. 6: 279. 19991

is new combination for Achnanthes delicatula var. robusta Hust.

1. (Basionym:) fig. 1-2

published in: Lange-Bertalot, H. 1999: – Iconographia Diatomologica 6: 279

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