37900. CELTIS SP. A tree about 

 30 feet high and sometimes spreading 

 in habit, related to our native hack- 

 berry, found growing on the river 

 ^•anks Ti^ Pirapora,Minas, Brazil. The 

 small, orange-colored fruits, about one-, 

 fourth inch in diameter, are edible and 

 eagerly sought after by the boys. 



40755. CERATOSTIGMA 

 PLUMBAGINOIDES. Collected 

 by F. N. Meyer, near Siku, Kansu. 

 China. Apretty semi-woody perennial 

 with deep blue flowers, found in dry. 

 rockv places and along slate ledges, 

 at an altitude of 4500 feet above the 

 sea. Of value as a striking rockery 

 plant. Adapted to the cooler regions 

 of the United States. 



38601. CEREUS TRIANGU^ 

 LARIS. Pitaya, From Guatemala 

 City, Guatemala, through O. F. Cook. 

 A climbing cactus with triangular 

 stem: cultivated in tropical America 

 for its refreshing fruit which is egg^ 

 shaped and filled with sweet, deep 

 crimson pulp of the consistencj' of 

 watermelon and containing many 

 small black seeds. Adapted to the 

 South or southern California. 



