C. - F.  Hsieh, Hsieh, T. - H., and Lai, I. - L., ?Epirixanthes elongata Bl. - a new record to the Flora of Taiwan?, Taiwania, vol. 40, pp. 381 - 384, 1995.

H. N.  Ridley, ?Polygalaceae?, in Flora of the Malay Pensinsula, Vol. 1, London: Reeve & Co., 1922, pp. 137 - 149.

C. A.  Backer and van den Brink, R. C. Bakhuiz, ?Polygalaceae?, in Flora of Java, Groningen: Noordhoff, 1963, pp. 196 - 201.

R.  van der Meijden, ?Polygalaceae?, in Flora Malesiana, Ser. 1, vol. 10, C. G. G. J.  van Steenis and de Wilde, W. J. J. O., Eds. Dordrecht: Kluwer, 1988, pp. 455 - 539.

S.  Imhof, ?Specialized mycorrhizal colonization pattern in achlorophyllous Epirixanthes spp. (Polygalaceae)?, Plant Biol., vol. 9, pp. 786 - 792, 2007.

J.  Hutchinson, 100. Polygalaceae, vol. Volume II. Oxford: Clarendon Press, 1967, pp. 336 - 344.

W.  Verkerke, ?Ovules and seeds of the Polygalaceae?, J. Arnold Arbor., vol. 66, pp. 353 - 394, 1985.

B.  Eriksen, ?Phylogeny of the Polygalaceae and its taxonomic implications?, Pl. Syst. Evol., vol. 186, pp. 33 - 55, 1993.

C. L.  Blume, ?Epirixanthes?, in Catalogus van eenige der merkwaardigste zoo in- als uit-heemse Gewassen te finden in 's Lands Plantentuin te Buitenzorg, Batavia, 1823, pp. 25 - 26 + 82.

B.  Eriksen, ?Floral anatomy and morphology in the Polygalaceae?, Pl. Syst. Evol., vol. 186, pp. 17 - 32, 1993.

J. J.  Smith, ?Neue papuanische Pflanzen I?, Fedd. Repert., vol. 10, pp. 486 - 488, 1912.

T. E.  Furman and Trappe, J. M., ?Phylogeny and ecology of mycotrophic achlorophyllous angiosperms?, Quart. Rev. Biol., vol. 46, pp. 219 - 225, 1971.

H. A.  Koyama, ?A revision of the genus Salomonia (Polygalaceae)?, Bull. Natl. Sci. Mus., Tokyo, B., vol. 21, pp. 1 - 12, 1995.

O.  Penzig, ?Beiträge zur Kenntniss der Gattung Epirrhizanthes Bl?, Ann. Jard. Bot. Buitenzorg, vol. 17, pp. 142 - 170, 1901.

H.  Wirz, ?Beiträge zur Entwicklungsgeschichte von Sciaphila spec. und von Epirrizanthes elongata Bl?, Flora, vol. 101, pp. 395 - 446, 1910.