Ladislav František Čelakovský; L.F.Čelak.
* December 03, 1864 – December 03, 1916 †
botanist, mycologist
Czech botanist and mycologist
https://www.wikidata.org/wiki/Q382358
https://en.wikipedia.org/wiki/Ladislav_František_Čelakovský [View]
Austria-Hungary