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