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|Noun||1.||genus Columnea - genus of tropical American subshrubs and lianas|
asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
family Gesneriaceae, gesneria family, Gesneriaceae - large family of tropical herbs or shrubs or lianas; in some classification systems placed in the order Scrophulariales
columnea - tropical plant having thick hairy somewhat toothed leaves and solitary or clustered yellow to scarlet flowers; many cultivated for their flowers and ornamental foliage