Talk about Ginkgopsida

Fossils, represented by single extant species, Ginkgo biloba. The veins branch dichotomously, a unique leaf venation pattern. A ginkgo can always be identified from its fan shaped leaves. Ginkgos are dioecious, with separate male and female plants. Can reach large sizes. lose their leaves in autumn, often used as ornamental plant in urban areas because it resists air pollution and other environmental aggressions.