Onésime Clerc

Onésime Yegorowitsch Claire, also known as George Onésime Clerc (Russian: Онисим Егорович Клер, romanized: Onisim Yegorovich Kler; 25 February 1845 – 18 January 1920), was a Russian naturalist of Swiss origin.

In 1862, Clerc emigrated to the Russian Empire and became a French home teacher with the Trubetskoy family in Moscow.

After taking an exam at the Saint Petersburg Imperial University, he was allowed to teach French at educational institutions.

In the International Code of Nomenclature for algae, fungi, and plants, his name appears in the form Clerc.

[7] In 2015, the first Clerc monument in Russia was erected at the entrance to the local history museum in Yekaterinburg.