Ruellia hookeriana (Nees) Hemsl. Ruellia hookeriana (Nees) Hemsl., Biol. Cent.-Amer., Bot. 2: 505. 1882 sec. Daniel 2004=Dipteracanthus hookerianus Nees, Prodr. 11: 130, 1847 syn. sec. The Plant List 2013