The Collaborative International Dictionary
Maiden grass
Maiden \Maid"en\, v. t. To act coyly like a maiden; -- with it as an indefinite object.
For had I maiden'd it, as many use.
Loath for to grant, but loather to refuse.
--Bp. Hall.
Maiden grass, the smaller quaking grass.
Maiden tree. See Ginkgo.
Wiktionary
maiden grass
n. ''Miscanthus sinensis'', an Asian herbaceous perennial grass with purplish flowers.