alliaceous
玉葱またはにんにくの臭いがするさま、野性のアリウム属の、または、それに関連する
1.having the odor or taste of garlic, onion, etc.
2.Botany. belonging to the genus Allium (formerly the family Alliaceae).
Citations for alliaceous
Officially, asafetida is "a gum resin with an alliaceous odor." That's putting it mildly; in my lifetime I have eaten onions, garlic, wild leeks, scallions, and such, but the odor from the bag of asafetida made all other smells I have ever encountered absolute aromas and fragrant attars.