R . W. KELLY 
2410 La Rosa Drive, Temple City, California 
U. S. A. 
KEY TO ILLUSTRATED SPECIES ARRANGED IN NUMERICAL ORDER 
1. Tricbocereus schickendantzii 
2. Epiphyllum ackermannii 
3. Cere us valid us 
4. Cephalocereus leucocephalus 
5. Zygocactus truncatus 
6. Ferocactus latispinus 
7. Ech inops is a urea 
8. Aporocactus flagelliformis 
9. Selenicereus grandiflorus 
10. Malacocarpus mammulosus 
11. Miimmiliaria bombycina 
12. Leuchtenbergia principis 
13. Opuntia bonaerensis 
14. Opuntia vulgaris 
15. Opuntia robusta 
16. Opuntia rhodantha 
17. Opuntia microdasys 
18. Opuntia glomerata 
19. Cere us jamacaru 
20. Cephalocereus senilis 
2 1. Cephalocereus hoppenstedtii 
22. Espostoa lanata 
23. Cleistocactus strausit 
24. Oreocereus celsianus 
25. Pachycereus chrysomallus 
26. Lemaireocereus beneckei 
27. Heliocereus speciosus 
28. Cleistocactus baumannii 
29. Echinocereus coccineus 
30. Echinocereus chloranthus 
31. Echinocereus dasyacanthus 
32. Echinocereus pentalophus 
33. Echinocereus blanckii 
34. Echinocereus rigidissimus 
35. Echinocereus knippelianus 
36. Echinocereus pulchellus 
37. Echinocereus str amine us 
38. Chamaecereus silvestrii 
39. Rebutia minuscula 
40. Rebutia fiebrigii 
41. Lobivia pentlandii 
42. Lobivia cumingii 
43. Ech inops is multiplex 
44. Echinopsis eyriesii 
45. Echinopsis tubijlora 
46. Ariocarpus retusus 
47. Ariocarpus fissuratus 
48. Ariocarpus kotschoubeyanus 
49. Obregonia denegrii 
50. Lophophora williamsii 
51. Epithelantha micromeris 
52. Neoporteria fusca 
53. Oroya peruviana 
54. Hamatocactus setispinus 
55. Strombocactus disciformis 
56. Echinofossulocactus jnulticostatus 
57. Echinofossulacactus cr is pat us 
58. Fero cactus pringlei 
59. Eerocactus nobilis 
60. Eerocactus uncinatus 
61. Echinomastus macdowellii 
62. Gymnocalycium denudatum 
63. Gymnocalycium multijlorum 
64. Gymnocalycium platense 
65. Gymnocalyciutn quehlianum 
66. Echinocactus grusonii 
61. Echinocactus horizontbalonius 
68. Homalocephala texensis 
69- Astrophytum myriostigma 
70. Astrophytum asterias 
71. Astrophytum capricorne 
72. Astrophytum ornatum 
73. Malacocarpus cone inn us 
74. Malacocarpus scopa 
75. Malacocarpus ottonis 
16. Malacocarpus haselbergii 
77. Malacocarpus graessneri 
78. Malacocarpus leninghausii 
79- Hickenia microsperma 
80. Melocactus intortus 
81. Thelocactus bicolor 
82. Mamillopsis senilis 
83. Coryphantha ere eta 
84. Coryphantha elephantidens 
85. Coryphantha bumamma 
86. Coryphantha poselgeriana 
87. Coryphantha radians 
88. Coryphantha palmeri 
89- Pelecyphora aselliformis 
90. Dolichothele longimamma 
91. Mammillaria magnimamma 
92. Mammillaria parkinsonii 
93. Mammillaria geminispina 
94. Mammillaria kewensis 
95. Mammillaria elegans 
96. Aiammillaria spinosissima 
97. Mammillaria prolifera 
98. Ala/nmillaria camptotricha 
99- Mammillaria Candida 
100. Mammillaria elongata 
101. Mammillaria fragilis 
102. Mammillaria plurnosa 
103. Mammillaria uncinata 
104. Mammillaria hahntana 
105. Epiphyllutn crenatum 
106. Hatiora salicornioides 
107. Rhipsalis cassutha 
108. Rhipsalis houlletiana 
109. Rhipsalis paradoxa 
110. Mammillaria u'ildii cristata 
The Cover Plate of 110 pictures of cacti shows many of the genera so that one may 
gain some idea of the different forms and their fascinating names. This list will be 
found valuable in using this catalog and will guide amateurs in starting a collection. 
Illustrations are one-third size from Cactus by van Laren. Copies are available con¬ 
taining the original 140 imported color plates—bound in art cloth $5.00. 
