What does "quaking aspen" mean?

An American aspen (Populus tremuloides), the leaves of which have flattened petioles that cause them to tremble in the breeze.

What is a synonym for "quaking aspen"?

Common synonyms include: aspen, aspens, european quaking aspen, populus tremula.

noun

noun ·Rare ·Advanced level

Noun

1
An American aspen (Populus tremuloides), the leaves of which have flattened petioles that cause them to tremble in the breeze.
2
Old World aspen with a broad much-branched crown; northwestern Europe and Siberia to North Africa wordnet
3
A Eurasian aspen (Populus tremula)