Citation: G. Aymard et al., Rudgea tayloriae (Rubiaceae), an unusual new species from the eastern slopes of the Venezuelan Andes, NOVON, 9(3), 1999, pp. 315-317
Citation: C. Bayer et Lj. Dorr, A synopsis of the neotropical genus Pentaplaris, with remarks on its systematic position within core Malvales, BRITTONIA, 51(2), 1999, pp. 134-148