43 



Fig. 339. Panicum sanguinale Linn. Sp. PL 84. 1753. (Digi- 

 taria sanguinalis Scoi). ; Syniherisma prtecox Walt.) Crab-grass. — 

 A much-branched, leafy annual, more or less decumbent aud root- 

 ing at the lower nodes. Stems 3 to 9 or 12 dm. long, nodes and 

 sheaths usually hairy. Spikelets 2.5 to 3 mm. long, in digitate or 

 subfasciculate racemes, which are 5 to 18 cm. long. — A weed in 

 cultivated fields and lawns. L^ armer temperate regions of both 

 hemispheres.] June-September. 



