The Collaborative International Dictionary of English v.0.48:

Ginkgo \Gink"go\, n.; pl. Ginkgoes. [Chin., silver fruit.]
   (Bot.)
   A large ornamental tree (Ginkgo biloba) from China and
   Japan, belonging to the Yew suborder of Conifer[ae]. Its
   leaves are so like those of some maidenhair ferns, that it is
   also called the maidenhair tree.
   [1913 Webster] Ginkgophytina
   Ginkgophyta