Template:Terrell et al., 2005
- Terrell, E.E., Robinson, H.E., Wagner, W.L. & Lorence, D.H. 2005. Resurrection of Genus Kadua for Hawaiian Hedyotidinae (Rubiaceae), with Emphasis on Seed and Fruit Characters and Notes on South Pacific Species. Systematic Botany 30(4): 818–833. DOI: 10.1600/036364405775097716
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