flower said to bring rain if picked
Folk belief term, often referring to morning glory-like flowers; not a botanical name. Used in traditional contexts or children's lore.
雨降り花を摘むと雨が降るという言い伝えがある。
There is a legend that picking a rain-bringing flower causes rain.
Compound of 雨降り (rainfall) and 花 (flower), literally 'rain-falling flower'. The exact origin of the folk belief is uncertain.