Gesneria tuberosa Mart.
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Gesneria tuberosa Mart. [Gesneriaceae]
C.F.P. von Martius, A.G. Eichler, I. Urban, Fl. Bras., vol. 8(1): fasicle 36, (Labiatae; Scrophularinae; Gesneraceae): t. 59, fig. 1 (1864)