Browse classification

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Fagales
family       Betulaceae
Higher taxa
genus        Alnus Mill.
Subordinate taxa
species         Alnus acuminata Humb., Bonpl. & Kunth
species         Alnus cordata Desf.
species         Alnus glutinosa (L.) Gaertn.
species         Alnus incana (L.) Moench
species         Alnus nitida (Spach) Endl.
species         Alnus rubra Bong.