Moonflower \Moon"flow`er\, n. (Bot.) (a) The oxeye daisy; -- called also {moon daisy}. (b) A kind of morning glory ({Ipom[oe]a Bona-nox}) with large white flowers opening at night.
moon daisy n : tall leafy-stemmed Eurasian perennial with white flowers; widely naturalized; often placed in genus Chrysanthemum [syn: {oxeye daisy}, {ox-eyed daisy}, {marguerite}, {white daisy}, {Leucanthemum vulgare}, {Chrysanthemum leucanthemum}]