R. W. KELLY 
2410 La Rosa Drive, Temple City, California 
U. S. A. 
KEY TO ILLUSTRATED SPECIES ARRANGED ALPHABETICALLY 
8. Aporocactus flagelliformis 
47. Ariocarpus fissuratus 
48. Ariocarpus kotschoubeyanus 
46. Ariocarpus retusus 
70. Astrophytum asterias 
71. Astrophytum capricorne 
69. Astrophytum myriostigma 
72. Astrophytum ornatum 
23. Cleistocactus strausii 
21. Cephalocereus hoppenstedtii 
4. Cephalocereus leucocephalus 
20. Cephalocereus senilis 
19. Cereus jamacaru 
3. Cereus valid us 
38. Chamaecereus silvestrii 
28. Cleistocactus baumannii 
85. Coryphanthabumamma 
84. Coryphantha elephantidens 
83. Coryphantha erecta 
88. Coryphantha palmeri 
86. Coryphantha poselgeriana 
87. Coryphantha radians 
90. Dolichothele longimamma 
66. Echinocactus grusonii 
67. Echinocactus horizonthalonius 
33. Echinocereus blanckii 
30. Echinocereus chloranthus 
29- Echinocereus coccineus 
31. Echinocereus dasyacanthus 
35. Echinocereus knippelianus 
32. Echinocereus pentalophus 
36. Echinocereus pulchellus 
34. Echinocereus rigidissimus 
37. Echinocereus stramineus 
57. Echinofossulacactus cr is pat us 
56. Echinofossulocactus multicostatus 
61. Echinomastus macdowellii 
7. Ech inop sis aurea 
44. Echinopsis eyriesii 
43. Echinopsis multiplex 
45. Echinopsis tubiflora 
2. Epiphyllum ackermannii 
105. Epiphyllum crenatum 
51. Epithelantha micromeris 
22. Espostoa lanata 
6. Ferocactus latispinus 
59. Ferocactus nobilis 
58. Ferocactus pringlei 
60. Ferocactus uncinatus 
62. Gymnocalycium denudatum 
63. Gymnocalycium multiflorum 
64. Gymnocalycium platense 
65. Gymnocalycium quehlianum 
54. Hamatocactus setispinus 
106. Hatiora salicornioides 
27. Heliocereus speciosus 
79- Hickenia microsperm a 
68. Hotnalocephala texensis 
26. Lemaireocereus beneckei 
12. Leuchtenbergia principis 
42. Lobivia cumingii 
4l. Lobivia pentlandii 
50. Lophophora williamsii 
73. Malacocarpus concinnus 
77. Malacocarpus graessneri 
76. Malacocarpus haselbergii 
78. Malacocarpus leninghausii 
10. Malacocarpus mammulosus 
75. Malacocarpus ottonis 
74. Malacocarpus scopa 
82. Mamillopsis senilis 
11. Mammillaria bombycina 
98. Mammillaria camptotricha 
99. Mammillaria Candida 
95. Aiammillaria elegans 
100. Mammillaria elongata 
101. Mammillaria fragilis 
93. Mammillaria geminispina 
104. Aiammillaria hahniana 
94. Mammillaria kewensis 
91. Mammillaria magnimamma 
92. Mammillaria parkinsonii 
102. Mammillaria plumosa 
97. Mammillaria prolijera 
96. Mammillaria spinosissima 
103. Mammillaria uncinata 
110. Mammillaria wildii cr is tat a 
80. Melocactus intortus 
52. Neoporteria fusca 
49. Obregonia denegrii 
13. Opuntia bonaerensis 
18. Opuntia glomerata 
17. Opuntia microdasys 
16. Opuntia rhodantha 
15. Opuntia robusta 
14. Opuntia vulgaris 
24. Oreocereus celsianus 
53. Oroya peruviana 
25. Pachycereus chrysomallus 
89. Pelecyphora aselliformis 
40. Rebutia febrigii 
39. Rebutia minuscula 
107. Rhip sal is cassutha 
108. Rhipsalis houlletiana 
109. Rhip salis paradoxa 
9. Selenicereus grandiflorus 
55. Strombocactus disciformis 
81. Thelocactus bicolor 
1. Trichocereus schickendantzii 
5. Zygocactus truncatus 
These color pictures were by Messrs. C. Rol, J. Voerman and H. Rol, Amsterdam. 
Reprinted from "Cacti for the Amateur"—Haselton. See page 32. 
