Other uses and values
cracking and extracting kernels. Nuts are especially popular in New
England for making maple-butternut candy .
An iodinelike yellow dye can be extracted from the fruit husks and bark,
and the root bark provides a laxative .
- 14. Hosie, R. C. 1969. Native trees of Canada. 7th ed. Ottawa, ON: Canadian Forestry Service, Department of Fisheries and Forestry. 380 p. 
- 24. Rink, George. 1990. Juglans cinera L. Butternut. In: Burns, Russell M.; Honkala, Barbara H., technical coordinators. Silvics of North America. Vol. 2. Hardwoods. Agric. Handb. 654. Washington, DC: U.S. Department of Agriculture, Forest Service: 386-390. 
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