在新选项卡中打开链接
  1. Copilot 答案

    Western white pine - Wikipedia

    • Western white pine (Pinus monticola), also called silver pine and California mountain pine, is a species of pine in the family Pinaceae. It occurs in mountain ranges of northwestern North America and is the state tree of Idaho. 展开

    Description

    Western white pine is a large tree, regularly growing to 30–50 metres (98–164 ft) tall. It is a member of the white pine g… 展开

    Distribution

    The species occurs in humid areas of the mountains of the Western United States and Western Canada such as the Sierra Nevada, the Cascade Range, the Coast Range, and the northern Rocky Mountains. It can be found in elevatio… 展开

    Ecology

    Once abundant in northern Idaho, Western white pine's population was drastically affected from the late 19th century to the late 20th century by logging, wildfires, white pine blister rust, and a bark beetle epidemic. Since 1970, milli… 展开