

The Pitaya Fruit in Cross-Section, Natural size. 



The fruit of this cactus, probably Cereus triangularis , 

 is commonly sold on the Havana market in July and August. 

 The color is a beautiful deep pink, while the soft trans- 

 lucent sweet pulp is whitish. Photograph by Wilson Popenoe, 

 July 30, 1914, No. 16110. Havana, Cuba. 



