Boxelder
Acer negundo
CLASSIFICATION Deciduous broadleaf
HABIT/SIZE Large tree 30 to 50 feet tall
LEAVES Pinnately compound with three to five (sometimes seven) long and pointed leaflets; opposite; six to eight inches long; irregularly toothed; resemble green ash
FLOWER Dioecious with male and female flowers occurring on separate trees; female flowers are yellowish to greenish pendulous clusters (racemes)
FRUIT/SEED/CONE Fruits only on female trees; pairs of winged seeds (samaras) hanging in clusters; persistent into winter
BARK Brown with surface ridges in maturity; younger branches have waxy layer