What is the common name for Populus tremuloides?

Populus tremuloides is commonly known as Quaking Aspen. This tree is characterized by its distinctive white bark and leaves that flutter or "quake" in the slightest breeze due to their flattened petioles. This unique feature is a defining trait of the species and contributes to its common name. Quaking Aspen is also valued for its ecological contributions, providing habitat for various wildlife and being a pioneer species in forest regeneration.

The other options do not relate to Populus tremuloides. Weeping Higan Cherry refers to a different species known for its beautiful, weeping branches and flowering habit. Sourgum, or Nyssa sylvatica, is known for its glossy leaves and swampy habitat, while Scarlet Oak (Quercus coccinea) is recognized for its vibrant fall color and is a different genus altogether. Understanding the characteristics and common names of various trees is vital for proper identification and appreciation of their ecological roles.