diamond willow
noun
1- N. Amer. a willow with diamond-shaped depressions on the trunk as a result of fungal attack, resulting in timber with a diamond-shaped pattern of pale sapwood and darker heartwood〈北美〉菱形柳。
1.1
- Several species in the genus Salix are affected, in particular S. bebbiana.柳属的数种被感染真菌致干材呈菱形, 尤其是皱叶柳。