also tamarac, North American black larch, 1805, probably of Algonquian origin (compare synonymous hackmatack, 1792, from a source akin to Abenaki akemantak "a kind of supple wood used for making snowshoes"), but the etymology is unclear.
实用例句
1. There is an interesting and unexplained anomaly in tamarack from northern localities in west central Canada.