Rhytidophyllum crenulatum DC. [ Gesneria tomentosa Jacq.]
      
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5 881457 Rhytidophyllum crenulatum DC. Gesneriaceae
N.J. von Jacquin, Select. Stirp. Amer. Hist., ed. 1780-1781 [BNC]: p. 87, t. 261, fig. 47 (1839)