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Definition of Begonia semperflorens
1. Noun. Hybrid fibrous-rooted begonia having broad-ovate green to bronze-red leaves and small clusters of white or pink or red flowers; widely used as a bedding plant. 
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1. Noun. Hybrid fibrous-rooted begonia having broad-ovate green to bronze-red leaves and small clusters of white or pink or red flowers; widely used as a bedding plant.