Euonymus japonicus is an evergreen shrub to 4.5 m tall, stems green, young stems somewhat 4-sided, pith green; buds pointed, narrowly cone-shaped, scales overlapping, green, tinged with red in winter.
Leaves opposite, to 7.5 cm long, 4 cm wide, oval or widest above middle, tip blunt to slightly pointed, base tapered to stalk, margin finely toothed, shiny dark green above, paler green below.
Flowers regular, greenish, 0.8 cm wide, 4 petals; June.
Fruit pinkish capsule splitting open to reveal seeds covered with orange flesh (aril), Aug-Sept (Dirr 1990).
Wetland status: NL.
Frequency in New York City: Very infrequent.
Habitat: Escaped from cultivation.
Notes: Subject to Euonymus scale (Unaspis euonymi), anthracnose, crown gall (Johnson and Lyon 1991).