D. J.  de Laubenfels, ?Parasitic conifer found in New Caledonia?, Science, vol. 130, p.  - 97, 1959.

T. S.  Bakshi, ?Ecology and morphology of Pterospora andromeda?, Bot. Gaz., vol. 120, pp. 203 - 217, 1959.

E. I.  McLennan, ?Gastrodia sesamoides R. Br. and its endophyte?, Austral. J. Bot., vol. 7, pp. 225 - 229, 1959.

J. M.  Gillett, ?A revision of Bartonia and Obolaria (Gentianaceae)?, Rhodora, vol. 61, pp. 43 - 62, 1959.