Wisteria sinensis is a high climbing woody vine.
Leaves alternate, pinnately compound, leaflets 7-13, egg-shaped to narrowly egg-shaped 5-8 cm long, tip abruptly pointed, base broadly wedge-shaped, young leaves hairy, becoming mostly hairless when mature; leaves expand early-mid May; winter plant leafless 150 days (Britton 1874).
Flowers blue-violet, irregular, 2.5 cm, slightly fragrant, in dense, elongate clusters 15-20 cm long; blooming all at once.
Fruit pods densely velvety-hairy, 10-15 cm, 1-3 seeds (Rehder 1986).
Wetland status: NL.
Frequency in NYC: Infrequent.
Habitat: Escaping from cultivation; just as damaging as, and not distinguished from, W. floribunda for this inventory.