quaking aspen

quak·ing aspen

(kwā′kĭng)n. A North American deciduous tree (Populus tremuloides) having broadly ovate, finely toothed leaves with flattened petioles, which quiver in a light breeze.

quak′ing as′pen

n. an aspen, Populus tremuloides, with heart-shaped leaves that tremble in the wind. [1785–95]

Thesaurus

Noun

1.

quaking aspen - Old World aspen with a broad much-branched crown; northwestern Europe and Siberia to North AfricaEuropean quaking aspen, Populus tremulaaspen - any of several trees of the genus Populus having leaves on flattened stalks so that they flutter in the lightest wind