Acer negundo

Slender, often multi-stemmed deciduous tree to c. 20 m high; usually dioecious. Young branches often waxy. Leaves pinnately compound with 3–9 leaflets, each c. ovate, 3–10 cm long, 2–8 cm wide, obtuse at base, entirely green, or white-variegated, with scattered short hairs beneath, denser along veins; margins irregulary toothed to shallowly lobed; petioles 6–10 cm long. Flowers in pendent racemes 2–15 cm long, terminating short lateral shoots, appearing with leaves; pedicels of male flowers hair-like, 2–7 cm long, those of females coarser and shorter (to c. 4 cm long); sepals oblong-ovate, c. 1 mm long, green; petals absent; nectary disc absent; stamens usually 5. Samaras c. 4 cm long, the seed compartment flattened ellipsoid, c. 1.5 cm long, the wings divergent, prominently veined. Flowers Sep.–Nov.