pyrola(n = noun.plant) wintergreen - any of several evergreen perennials of the genus Pyrola;
is a kind of herb, herbaceous plant
is a member of genus pyrola
has particulars: false wintergreen, pyrola americana, pyrola rotundifolia americana, lesser wintergreen, pyrola minor, pyrola elliptica, shinleaf, wild lily of the valley, pyrola rotundifolia, wild lily of the valley

genus pyrola, one-flowered pyrola, pyrola americana, pyrola elliptica, pyrola minor, pyrola rotundifolia, pyrola rotundifolia americana, pyrola uniflora