33 



of lighter color. The seed is usually dark brown, dull, with the 

 frill of lighter color, usually more or less straw color. 



Figure 25 

 Fig. 25. Spui-ry. (o) Club shaped bodies of epidermis. • 



The seed is identified under the microscope by the warty, 

 club-shaped bodies on the epidermis, and the very sinuous epi- 

 dermal cells. (Fig. 25.) 



NIGHT-FLOWERING CATCH-FLY. 



{Silene nocliflora, L.) 



This seed is occasionally found in cattle feeds. Its shape 

 is similar to that of the bean, but much smaller, the maximum 



Figiu-e 26 

 Fig. 26. Night-Flowering Catch-Fly. (o) Epidermal cells. 



