Rauvolfia tetraphylla L. [ Rauvolfia canescens L.]
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Rauvolfia tetraphylla L. [Apocynaceae]
N.J. von Jacquin, Select. Stirp. Amer. Hist., ed. 1780-1781: p. 28, t. 259, fig. 17 (1780-1781) [N.J. Jacquin]