cuckoo-pint

n. a common European arum (Arum maculatum) with lanceolate spathe and short purple spadix; it emerges in early spring, and is the source of a sagolike starch called arum.
Syn. -- cuckoopint, lords and ladies, lords-and-ladies, jack-in-the-pulpit, Arum maculatum. [ WordNet 1.5 ]