CONTENTS. 



Page. 



Magnoliaceae - - 93 



The Costa Rican species of Talauma 93 



Euphorbiaceae 94 



Corrections and addenda to "The Mexican and Central American species of 



Sapium " 94 



Asclepiadaceae 96 



New or interesting species 96 



The true place of some supposed Ensleniae from Mexico and Central 



America - - - 199 



The species of Oxypetalum of the cnrdifolium group Ill 



Solanaceae 116 



Two new species of Cyphomandra from Colombia 116 



Cucurbitaceae 1 18 



A new species of Cayaponia and two of Anguria 118 



The Costa Rican species of Cyclanthera and some related plants 120 



Cyclanthera 120 



Elateriopsis 124 



Frantzia, a new genus 127 



Polakowskia, a new genus - 131 



Index of systematic and common names vn 



V 



