The early 20th century was marked by increasing doubts about the placement of the alliaceous genera within Liliaceae.
2.
Plants of the " Allium " genus produce chemical compounds ( mostly derived from cysteine sulfoxides ) that give them a characteristic ( alliaceous ) onion or garlic taste and odor.
परिभाषा
of or pertaining to the botanical genus Allium; "onions, leeks, garlic, chives are alliaceous plants"