CONTENTS. 



CHAPTER PAGE 



I. INTRODUCTION . . . . . . . . . . . . 1 



II. CULTIVATION 3 



III. PROPAGATION .. .. .. .. .. .. 11 



IV. ANHALONIUM . . . . 16 



V. EPIPHYLLUM 20 



VI. PHYLLOCACTUS 23 



VII. CEREUS 29 



VIII. ECHINOCACTUS 46 



IX. ECHINOPSIS 62 



X. MELOCACTUS 67 



XI. PlLOCEREUS 70 



XII. MAMILLARIA 73 



XIII. LEUCHTENBERGIA 97 



XIV. PELECYPHORA 100 



XV. OPUNTIA 102 



XVI. PB IESKIA 120 



XVIL KHIPSALIS 124 



LIST OF PLATES. 



VIEW IN THE SUCCULENT HOUSE, KEW . . . . Frontispiece 

 NIGHT- FLOWERING CACTUS (Cereu$ triangularis) FACING PAGE 29 



GROUP OF ECHINOCACTUS 46 



GROUP OF MAMILLARIA 73 



GROUP OF SMALL MAMILLARIA . . . . . . . . 92 



A HARDY CACTUS (Opuntia mesacantha,) 102 



879 



