cuckooflower

[ koo-koo-flou-er, koo k-oo- ]
/ ˈku kuˌflaʊ ər, ˈkʊk u- /

noun

any of various plants, as the lady's-smock or the ragged robin.

Origin of cuckooflower

1570–80; cuckoo + flower, so called because it is found in bloom when the cuckoo is heard

British Dictionary definitions for cuckooflower

cuckooflower
/ (ˈkʊkuːˌflaʊə) /

noun

another name for lady's-smock, ragged robin