Skabitschewskia oestrupii (A.Cleve) Kulikovskiy & Lange-Bert.
Skabitschewskia oestrupii in Lake Baikal: Hotspot of endemic diatoms II. Iconographia Diatomologica, 26: 85. 2015
is new combination for Achnanthes lanceolata var. oestrupii in Acta Forestalia Fennica 22(4): 53, pl. 1, fig. 1. 1922