CACTI CULTIVATED UNDER THE NAME ANHALONIUM. 135 
EXPLANATION OF PLATES ILLUSTRATING ARIOCARPUS AND 
LOPHOPHORA. 
The plates are all reproductions of photographs taken of 
plants now growing in the Missouri Botanical Garden. 
The figures are presented in natural size. 
Plate 82. Ariocarpus jissuratus. 
Plate 33. Ariocarpus Kotschubeyanus. 
Plate 34. Ariocarpus furfuraceus. 
Plate 35. Ariocarpus retusus. 
Plate 36. Lophophora Williamsii. 
Plate 87. Lophophora Lewinii. 
