MICHIGAN WEEDS. 



337 



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Fig. 78 (71). 



Common Chickweed. Stellaria media (L.) 

 Cyrill. (Alsine media L.) A weak, much- 

 branched annual, 8-16 cm. high, smooth except 

 hairs in lines on stem and petioles; leaves ovate 

 or oval, the upper sessile; flowers in leafy cymes 

 or solitary; petals white, two-parted. Intro- 

 duced from Europe. Very common, especially 

 abundant in spring and autumn when the 

 weather is cool. 



Fig. 79 (70). 



Spurry. Spergvla arvensis L. A bright 

 green annual, 20-40 cm. high; leaves stipulate 

 in whorls, thread-shaped, 2-5 cm. long; flowers 

 white in terminal cymes. 



Grain fields and' waste places, especially in 

 sandy land where some attempts were made to 

 cultivate it in the northern portion of the lower 

 peninsula. Naturalized from Europe. 



