Ageratum

prop. n.

1.

(Bot.) A genus of plants, one species of which (Ageratum Mexicanum) has lavender-blue flowers in dense clusters.

Noun	1.	ageratum - rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium Synonyms: Conoclinium coelestinum, Eupatorium coelestinum, mist-flower, mistflower
	2.	ageratum - any plant of the genus Ageratum having opposite leaves and small heads of blue or white flowers

Conoclinium, Conoclinium coelestinum, Eupatorium coelestinum, flower, genus Conoclinium, mist-flower, mistflower