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Any of various bushy or trailing tropical American plants of the genus Columnea, grown indoors for their showy colorful tubular flowers.
[New Latin Columnea, genus name, after Fabius Columna, latinized name of Fabio Colonna (1567-1650?), Italian botanist.]
(Plants) any plant belonging to the genus Columnea, a genus of flowering plants belonging to the family Gesneriaceae, with bright red, yellow, or orange tubular flowers and glossy leaves
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|Noun||1.||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|
genus Columnea - genus of tropical American subshrubs and lianas