Tournefortia polystachya Ruiz & Pavon [ Heliotropium oppositifolium Ruiz & Pavon]
no HD illustration available (m1)
Tournefortia polystachya Ruiz & Pavon [Boraginaceae]
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1(coloured version): (Plates 1-152): p. 2, t. 108, fig. b (1798)