Jaakko Jalas
|birth_place = Hämeenlinna |death_date = |death_place = Helsinki |nationality = Finnish |field = botany |author_abbrev_bot = Jalas }} Arvo Jaakko Juhani Jalas (7 May 1920 – 1 December 1999) was a Finnish botanist. He worked in the University of Helsinki. Provided by Wikipedia
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Published: 2002
Superior document: Acta botanica Fennica 172