003900000a22001450004500060000800000082002200008100002300030245006200053260002100115260000900136300000800145490003300153490002800186650003000214  a100  a583.143 043 8 VAN  aMeijden, Van Der R  aSystematic and evolution of Xanthophyllum ( polygalaceae)  aLeiden, Bill E J  c1982  a159  a  7cLeiden Botanical Series  aLeiden Botanical Series  aXanthophyllum/ morphology