Boris Aleksandrovich Keller; Boris Aleksandrovich(Alexandrovic) Keller; B.Keller; Boris Aleksandrovitsj Keller; Boris Aleksandrovič Keler
* August 28, 1874 – October 29, 1945 †
botanist
Russian botanist (1874-1945)
http://www.wikidata.org/entity/Q4219109
Russian Empire Soviet Union