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6 1022935 Tournefortia microcalyx (Ruiz & Pavon) I.M. Johnst. [125 504799 Heliotropium microcalyx Ruiz & Pavon]
H. Ruiz, J. Pavón, Draw. Roy. Bot. Exped. Viceroy. Peru: t. 233 [109], fig. b (1777) [J. Rubio]
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