guayule
/gwaɪˈuːlɪ/noun
1- a silver-leaved Mexican shrub of the daisy family which yields large amounts of latex灰白银胶菊（墨西哥产胶作物）。
1.1
- Parthenium argentatum, family Compositae.拉丁名Parthenium argentatum, 菊科。
1.2
- mass noun a rubber substitute made from this latex银菊胶（由银胶菊的乳胶制成的橡胶）。
词源
early 20th cent.: via Latin American Spanish from Nahuatl cuauhuli.