Main Entry: lily of the val·ley

Pronunciation: \ˈlil-ē-əv-thə-ˈval-ē\

Function: noun

Inflected Form(s): plural lil·ies of the valley

1 : an erect low-growing perennial herb of the genus Convallaria (C. majalis) that has two large oblong lanceolate leaves and a raceme of fragrant nodding bell-shaped white flowers and is the source of convallaria, convallamarin, convallarin, and convallatoxin

[lily of the valley illustration]

2 : the dried rhizome and roots of the lily of the valley used as a cardiac tonic