DCHP-1 Online
savoyan [< Cdn F savoyane, saouiyane < Algonk.; cf. Cree utesaweyan dye (root)] Obs. 
n. an evergreen herb of the crowfoot family, Coptis trifolia; goldthread.
- 1739 (1965) [As to the Tysowian . . . it was very good and gathered in the proper season . . . the Indians use to dye their quills with the root. . . .]
- 1807 The dyes made use of by the Indians to stain porcupine quills and feathers, which are the only things they stain, are the roots of a plant which the Canadians call Savoyan; its colour is of an orange cast.
- 1907 Savoyan--A name of the goldthread . . . the savoyane of Canadian French.
- 1739 (1965) [As to the Tysowian . . . it was very good and gathered in the proper season . . . the Indians use to dye their quills with the root. . . .]