58 WEEDS OF THE FARM AND GARDEN 



morning glory, wild oats, cocklebtir, chess (Bronius scca- 

 linus), cockle, cowherb, vetch, rose, etc. 



Corn. Many of the foregoing weeds also occur in corn 

 fields. To them we might add velvet weed, shoofly, sida, 

 chicken corn, horse nettle, shoestring, meadow sunflower, 

 cocklebur, artichoke, large ragweed, nut grass, quack 

 grass and buffalo bur. 



Weeds of Gardens. The more important weeds of 

 gardens are prickly lettuce, annual sow thistle, lamb's 

 quarter or goosefoot, purslane or pusley, lady's thumb, 

 pigweed, five-finger, crab grass, horseweed, quack grass 

 and nimble will. 



The character of weeds of gardens naturally differs in 

 various parts of the United States. In New England and 

 the Central States such weeds as goosefoot, fall dande- 

 lion, smartweed, sheep sorrel, crab grass, common mouse- 

 ear chickweed, purslane, celandine, shepherd's purse, 

 horse-radish, sweet clover, milk spurge or milk purslane, 

 cheeses, wild carrot, blueweed, corn gromwell, henbit or 

 dead nettle, speedwell, small ragweed, toadflax, burdock, 

 bootjack, prickly lettuce, green foxtail, pigeon grass, but- 

 tercups and Canada thistle, chicory, quack grass, are all 

 common weeds. 



The weeds of the central northern Mississippi vallev 

 are much the same, except the larger ragweed, squirrel- 

 tail, Pennsylvania smartweed, bindweed or wild buck- 

 wheat (Polygonum Convolvulus) ; dropseed grasses (Muhl- 

 enbergia mexicana and M. glomcrata), are abundant, and 

 occasionally night-flowering catchfly (Silene nocti flora). 

 In the latitude of St. Louis, a wild bean (Strophostylcs 

 pauciflora), the southern morning glory (Ipomoea hed- 

 eracca), European bindweed (Convolvulus arvensis), bone- 

 set (Eupatorium scrotium), Mexican tea, spiny pigweed, 

 Indian mallow or velvet weed, galinsoga, ironweed (Verno- 

 nia noveboracensis), aster (Aster Tradcscanti and A. sali- 

 cifolius), goldenrod (Solidago scrotina) ; the boneset, 



