Cornus mas is a small tree or multi-stemmed shrub to 6 m tall; bark flaking and peeling, brown; young twigs angled, green, reddish above, winter flower buds in axils rounded, yellow-green brown; leaf buds greenish, silky, vein scars 3 (use lens), Petrides 1972).
Leaves opposite, egg-shaped to elliptic, to 10 cm long, 3 cm wide.
Flowers yellow, four-parted, small, in March before leaves (earlier than Spicebush).
Fruit bright red, fleshy, about 1 cm long, smooth, 1-seeded, edible when cooked, July (Dirr 1990).
Wetland status: NL.
Frequency in NYC: Infrequent.
Habitat: Horticultural, especially along highways, sometimes escapes into natural areas, or plantings become overgrown.