Ladislav Josef Čelakovský; Čelak.; Celak.
* November 29, 1834 – November 24, 1902 †
botanist, pedagogue, translator, historian, poet, teacher
Czech botanist, professor and translator (1834-1902)
http://www.wikidata.org/entity/Q743785
https://en.wikipedia.org/wiki/Ladislav_Josef_Čelakovský [View]
Austrian Empire Austria-Hungary
* February 06, 1862 – December 19, 1948 †
Germany
Collected Asteraceae and identified Asteraceae