854 



STATE BOARD OF AGRICULTURE. 



Fig. 123 (HI). 



Alsike Clover. Trifolium hyhridum L. 

 Biennial, perennial (7), smooth, stems weak, 

 30-60 cm. long; leaves witli long petioles, 

 leaflets three; obovate, narrowed at the base, 

 serrulate; heads of flowers without an involucre, 

 peduncle long, corolla pinliish white. Never 

 a weed but placed here for the purpose of 

 coniparison. 



Fig. 12-1 (112). 



Crimson Clover. Scarlet Clover. Italian 

 Clover. Trifolium incarnatum L. Annual, 

 erect, soft, pubescent, 15-90 cm. high; leaves 

 long petioled, leaflets nearly sessile, obovate, 

 narrowed at the base, denticulate; heads ter- 

 minal becoming spikes, 2-5 cm. long; flowers 

 sessile, calyx hairy, corolla crimson, very showy. 



Dangerous to feed horses, as the hairy calyces 

 form balls in the stomach and clog the intestines 

 Not a weed but included here for comparison. 

 Introduced from Europe. 



