from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A perennial plant (Eupatorium coelestinum) of the southeast and central United States, having corymbs of small blue flowers.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • 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


Sorry, no etymologies found.


  • The blue mistflower can be aggressive, but I love the color it brings in the fall, then tear much of it out, but not all.

    September Bloom Day 2009 « Fairegarden

  • The main weed species being targeted in Northland are wild ginger (Hedychium garderianum), cord grass (Spartina alterniflora), mistflower (Ageratina riparia), and wandering Jew (Tradescantia fluminensis).

    Northland temperate kauri forests

  • (In the photo above, Indigo Spires is mingling with spinach that is going to seed) (Blue mistflower, or Eupatorium (Conoclinium) beginning to bloom.)

    Statesman - AP Sports

  • The mistflower is more blue than purple, but it sort of works when Purple Heart, Lion's Tail and Lamb's Ears are in the mix.

    Statesman - AP Sports

  • The butterflies, busy chowing down, could be seen Monday from a distance, flittering in and out of the Gregg's mistflower planted in the butterfly garden at Temple College.

    Temple Daily Telegram News Feed

  • "Faves in Divas of the Dirt gardens: Oxblood lilies; Gregg's mistflower; Mexican oregano;

    Statesman - AP Sports


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