Found 2 items, similar to ageratum.
English → English (WordNet) Definition: ageratum ageratum n 1: rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium [syn: mistflower, mist-flower, Conoclinium coelestinum, Eupatorium coelestinum ] 2: any plant of the genus Ageratum having opposite leaves and small heads of blue or white flowers
English → English (gcide) Definition: Ageratum Ageratum \A*ger"a*tum\ ([.a]*j[e^]r"[.a]*t[u^]m or [a^]j`[~e]r*[=a]"t[u^]m), prop. n. [NL., fr. Gr. 'agh`raton a sort of plant; 'a priv. + gh`ras old age.] (Bot.) A genus of plants, one species of which (Ageratum Mexicanum ) has lavender-blue flowers in dense clusters. [1913 Webster]