Alnus incana (Grey Alder) is a species of tree in the family Betulaceae. It has a self-supporting growth form. It is native to Saint-Pierre et Miquelon, the contiguous United States, Alaska, Canada, United States, eastern north america, western north america, and North America. Grey Alder has simple, broad leaves. It fixes nitrogen. It is a photoautotroph.
EOL has data for 87 attributes, including: