1. Alvar Palmgren was a Finnish botanist and plant ecologist.

1. Alvar Palmgren was a Finnish botanist and plant ecologist.
Alvar Palmgren became docent of botany at the University of Helsinki 1916 and professor of botany at the same university in 1928.
Alvar Palmgren worked as a systematic botanist with microspecies of Taraxacum, Hieracium and other genera.
Alvar Palmgren supported the ideas of Henry Gleason on the individualistic behaviour of species in community assembly already from the 1920s.
Alvar Palmgren wrote early accounts on the role of isolation and stochastic events in the distribution of species, while his contemporary biology was largely deterministic.
Alvar Palmgren had observed a decrease in species richness from west to east in Aland, his main geographical scene of scientific inquiry.
Alvar Palmgren interpreted this as an effect of isolation from the Swedish mainland to the west, and the associated lower species-to-genus ratio as a random sampling effect.
Alvar Palmgren was on the board of Societas pro Fauna et Flora Fennica from 1916.
Alvar Palmgren initiated and led a movement among young Finnish men to refuse conscription service in the Russian Imperial Army.
Alvar Palmgren was the father of the zoologist Pontus Palmgren.