The botanical term refers to the two-winged fruit (similar to the  key  of the common sycamore) borne by a large number of the forest's tallest trees.
Many of the forest's tallest trees bear two-winged fruit.
Two-winged fruit is never found in the forest.
She became a nurse but still wanted to be a lawyer.
Two people are dancing in pajamas.
The tourist information offices hold very scant info about the programs.
He ignored the purple case.
Three females sit in the library studying.
A group of travelers are in a hotel.