white alder

Noun white alder has 2 senses

• white alder(n = noun.plant) alnus rhombifolia, mountain alder - tree of western United States; Array
is a member of alnus, genus alnus
is a kind of alder, alder tree

• white alder(n = noun.plant) clethra alnifolia, pepper bush, summer sweet, sweet pepperbush - shrub of eastern and southern coastal United States having beautiful racemes of spice-scented white flowers; Array
is a kind of bush, shrub