cottonwood

n.

三叶杨，棉白杨；

复数：cottonwoods

1. Several scrawny cottonwood trees do not usually generate much excitement in the world of ecology.
   在生态学世界中,几株瘦骨嶙峋的三角叶杨通常没什么好令人兴奋的。
2. Its banks were shaded by cottonwood and redwood trees.
   河流的两岸被棉花树和红木树遮蔽住了。

The Genome of Black Cottonwood
The Genome of Black Cottonwood, Populus trichocarpa (Torr. & Gray)
FLOOD DEPENDENCY OF COTTONWOOD ESTABLISHMENT ALONG THE MISSOURI RIVER, MONTANA, USA
Streamflow requirements for cottonwood seedling recruitment—An integrative model
Initial cottonwood seedling recruitment following the flood of the century of the Oldman River, Alberta, Canada
Fluvial disturbance patches and cottonwood recruitment along the upper Missouri River, Montana
Wolf reintroduction, predation risk, and cottonwood recovery in Yellowstone National Park
Factors controlling the establishment of Fremont cottonwood seedlings on the Upper Green River, USA
Reproductive Success of Lewis's Woodpecker in Burned Pine and Cottonwood Riparian Forests
Hydrology of Prairie Pothole Wetlands during Drought and Deluge: A 17-Year Study of the Cottonwood Lake Wetland Complex in North Dak...