loasa

from The Century Dictionary.

• noun A genus of dicotyledonous polypetalous herbs, of the natural order Loaseæ, characterized by either opposite or alternate leaves and a capsule three- or five-valved at the apex, rarely twisted.

from the GNU version of the Collaborative International Dictionary of English.

• noun any of various perennial South American plants of the genus Loasa having stinging hairs and showy white or yellow or reddish-orange flowers.

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

• noun any of various perennial South American plants of the genus Loasa having stinging hairs and showy white or yellow or reddish-orange flowers