ageratum

1. n. A genus of plants, one species of which (A. Mexicanum) has lavender-blue flowers in dense clusters. Source: opted

2. n. rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium Source: wordnet

3. n. any plant of the genus Ageratum having opposite leaves and small heads of blue or white flowers Source: wordnet

4. A genus of plants, one species of which (A. Mexicanum) has lavender-blue flowers in dense clusters. Source: webster

5. A genus of plants, one species of which (A. Mexicanum) haslavender-blue flowers in dense clusters. Source: adambom

6. n:100 n. any plant of the genus Ageratum having opposite leaves and small heads of blue or white flowers Source: ecdict

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