Alder ( Alnus nepalensis ), an important non - legume nitrogen - fixing plant, occurs widely in the eastern Himalayas.桤木 ( Alnusnepalensis ) 是一种重要的 非 豆科固氮植物, 广泛分布于喜马拉雅山脉东部地区....

n.赤杨，赤杨皮...

Alnus的音标：...