speckled alder

• 一种灌木或小乔木（Alnus incana subsp. rugosa），产于北美，树皮有斑点，常生长在潮湿或河岸地带。

A species of shrub or small tree (Alnus incana subsp. rugosa) native to North America, characterized by its speckled bark and typically found in wet or riparian areas.

1. A species of shrub or small treeC1formalamerican

   A deciduous shrub or small tree (Alnus incana subsp. rugosa) native to North America, characterized by its speckled bark and preference for wet habitats.

   灰赤杨（斑点赤杨）

   • The speckled alder is commonly found along stream banks and in wetlands.
   • Its bark has distinctive white lenticels, giving it a speckled appearance.
   • Beavers often use speckled alder for building dams and lodges.