Clausia aprica

Dmitry Poltavsky - Clausia aprica

Clausia aprica grows in steppes and steppefied meadows from East Europe and the Caucasus to Transbaikalia and Central Asia. The genus Clausia is in the family Brassicaceae in the major group Angiosperms. Clausia is named after Baltic German chemist and naturalist Karl Ernst Claus. Claus was a professor at Kazan State University and a member of the Russian Academy of Sciences. He was primarily known as a chemist and discoverer of the chemical element ruthenium, but also as one of the first scientists who applied quantitative methods in botany.