salix discolor
参考词典中salix discolor的常规释义：
英英解释
1个名词解释
- small willow of eastern North America having greyish leaves and silky catkins that come before the leaves
[同] pussy willow, salix discolor
点击查看……- small willow of eastern North America having greyish leaves and silky catkins that come before the leaves
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