A new species of Begonia section Casparya from Colombia and Venezuela is described and illustrated. Begonia oleosa is closely related to Begonia toledana var. erubescens but differs mainly by its… Click to show full abstract
A new species of Begonia section Casparya from Colombia and Venezuela is described and illustrated. Begonia oleosa is closely related to Begonia toledana var. erubescens but differs mainly by its glandular trichomes.
               
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