75 Red alder Alnus rubra
Alnus rubra is native to Alaska down to Northern California and is the largest of the Amercian alders. It has distinctive reddish male catkins that cover the tree in early Spring. The name 'Red" comes for the underside colour of the bark which was used by native Americans to make a red dye. The bark has verified medicinal properties and is used today in herbal remedies.