Part of alder  genus Alnus in alder / birch / hazel / hornbeam  family Betulaceae in bayberry / beech / birch / oak / walnut  order Fagales.

Native to 🇺🇸 USA west of the 🗻︎ Rocky Mountains.   🌎︎ Map (.pdf).

Uses by native peoples
(Ethnobotany database)

Alnus hosts caterpillars of 267 species
of butterflies and moths, in some areas.

Learn more about ◼︎ white alder Alnus rhombifolia

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🌳︎ broadleaves, ╟ alternate, 🍂︎ simple non-lobed ▲▴▲▴ doubly-toothed