乔木或灌木，雌雄异株；毛被为单毛。

Trees or shrubs, dioecious; indumentum of simple hairs.

但是银杏树和美国常见的树种不同，它是雌雄异株植物，也就是说银杏树有分雄性和雌性。

But unlike most tree species common in the us, the ginkgo is dioecious, meaning trees are male or female.

假升麻，绣线菊属植物：（假升麻假升麻属） 属的一高大雌雄异株的植物，产于美国东部，二次羽状复叶，由小白花构成的复总状花序。

A tall dioecious plant (Aruncus dioicus) native to the eastern United States, having bipinnately compound leaves and a large panicle of small white flowers.