darnel
/ˈdɑːnəl/noun
1- a Eurasian ryegrass黑麦草, 毒麦。
1.1
- Genus Lolium, family Gramineae: several species, in particular L. temulentum.黑麦草属, 禾本科：数种, 尤指毒麦。
词源
Middle English: of unknown origin; apparently related to French (Walloon dialect) darnelle.