32 



CACTUS CULTURE FOR AMATEURS. 



centre. The stems are three-angled, light green, and bear clusters 

 of short stiff spines along the angles at intervals of 2 inches. Flowers 

 in autumn. Mexico. 



Tig. 10. Cereus nycticalus. 

 C. nycticalus. 



The ^tsms of this species (Fig. 10) are 2 iiv-hes thie 1 ;, angular, 

 bearing little tufts of hair and thin white spines along the angles, and 

 a profusion of aerial roots. Flowers as large as those of C. grandi 

 floras ; tube covered with tufts of white hairs ; sepals bright orange ; 



