eupatorium coelestinum

Noun eupatorium coelestinum has 1 sense

• eupatorium coelestinum(n = noun.plant) ageratum, conoclinium coelestinum, mist-flower, mistflower - rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium;
is a kind of flower
is a member of conoclinium, genus conoclinium