an abnormal growth of the stem of any species of willow, resulting in a diamond or diaper pattern in the grain, much favored for making walking-sticks.
- 1953  Even Grandpere, standing bowed over his diamond willow walking stick, was laughing.
- 1956  (1957)  . . . he could smell the first yellow on cottonwood and aspen and . . . the smoky sweetness of . . . diamond willow.
- 1964  There, they made a living making and selling canoes; making their own furniture of Diamond Willows and their clothes of Moose hide.