Stenostephanus longistaminus (Ruiz & Pavon) V.M. Baum [ Justicia longistamina Ruiz & Pavon]
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Stenostephanus longistaminus (Ruiz & Pavon) V.M. Baum [ Justicia longistamina Ruiz & Pavon] [Acanthaceae]
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1 (Plates 1-152): p. 8, t. 10, fig. a (1798) [J. Rubio]