Oldenlandia pringlei B.L. Rob. Oldenlandia pringlei B.L. Rob. in Proc. Amer. Acad. Arts 27: 169. 1892 sec. Borhidi 2006=Hedyotis pringlei (B.L. Rob.) W.H. Lewis in Rhodora 63(752): 222. 1961 syn. sec. Borhidi 2006