Boston ivy / Japanese creeper
Parthenocissus tricuspidata (Sieb. et Zucc.) Planch.
[Vitaceae]
Tsuta or Natsuzuta (ツタ/ナツヅタ, 蔦/夏蔦)
Life form: deciduous woody vine
Distribution: eastern Asia (China - Korea - Japan)
Habitat: sunny sites
Parthenocissus in Japan
P. heterophylla (Bl.) Merrill (アマミナツヅタ)
P. tricuspidata (Sieb. et Zucc.) Planch. (ツタ)
Parthenocissus tricuspidata in Hokkaido
At N19/W2, North Ward, Sapporo, on October 22 2010. This species is known as producing dimorphic leaves. [Left] palmately compound leaf with three leaflets vs [Center] simple leaf. [Right] a hedge covered with Boston ivy.