376 



EXPERIMENT STATION BULLETIN. 



Fig. 140. 



Seaside Spurge. Euphorbia polygonifolia L. 

 A slender, smooth, pale green, prostrate annual, 

 7-10 cm. long; leaves linear, fleshy, obtuse, 

 sandy shores of the Atlantic, and the Great 

 Lakes, and more or less inland. 



Spurge Euphorbia. Half a dozen other 

 species have been found in the state, some of 

 which may become troublesome at anytime. 



Fig. 141 (126). 



Thyme-leaved Spurge. Euphorbia ser- 

 pyllifolia Pers. A smooth, slender, prostrate, 

 spreading annual, dark green or becoming red, 

 10-30 cm. long; leaves oblong, sharply serrulate, 

 6-12 mm. long often with a red spot. 



A native widely scattered, thriving on sandy 

 soil. 



