maidenhair tree 
noun
The ginkgo, whose leaves resemble those of the maidenhair fern.Ginkgo biloba extracts are prepared from the green leaves of the maidenhair tree....
- Its common name is the maidenhair tree because its leaves closely resemble those of the fern.
- The filmmaker also found unusual trees: a tea plant, a ban oak, copper beeches, a maidenhair tree in Killarney, and a Kentucky coffee bean tree in Greenside.