i68 DISEASES OF THE SWEET PEA 



jury is confined to the leaves, where it ex- 

 tends over large areas. The beetle is often 

 known as the 12 spotted cucumber beetle, 

 the color of its body being yellowish green 

 and its wing covers marked by twelve 

 black dots. Besides the sweet pea, the 

 adult beetle also feeds on cucumber, 

 squash, and melon blossoms. It also feeds 

 on alfalfa, clovef, cotton, rye, and to- 

 bacco. This species is abundant in the 

 Southern states; although its range in the 

 North is also very wide. Despite its being 

 an early species, the beetle is also found 

 feeding on sweet peas which have long 

 passed blooming. 



The Blister Beetles. Epicauta sps. 

 Blister beetles feed on sweet pea plants 

 from the beginning of the seedling stage 

 up to maturity. Two species of blister 

 beetles are troublesome to sweet peas; the 

 black and the striped. 



