PLATB PAGE 



Spraying for destruction of Wild 



Mustard 23 



Spurge, Sun <4 



Spurrey 17 40 



Corn 40 



Squirrel-tail Grass b8 



St. James's-wort 57 



Stachys palustris 74 



Staggerwort 57 



Stetlaria graminea 37 



media 15 37 



Stickseed 70 



Stinking Willie 57 



Stinkweed 9 28 



Stipa spartea 86 



Stitchwort, Grass-leaved 37 



Lesser 37 



Succory, Wild 61 



Summer fallowing 11 



Sunflower, Black-headed 48 



Many-flowered Prairie 48 



Sunflowers, Wild 48 



SUNFLOWER FAMILY 47 



Sweet Grass 49 92 



Tanacetum vulgare 58 



Tansy, Common 58 



Taraxacum erythrospermum 62 



officinale 62 



Tare, Wild 41 



Thermopsis 41 



Thistle. Bull PO 



Canada 29 59 



Creeping 59 



Field 59 



Prairie 60 



Soft Field 59 



Rnwir 59 



Thistle. Western Bull 60 



'Thistle. Russian" 77 



PLATE PAGE 



Thlaspi arvense 9 



Bursa-pastoris 



Tickle Grass 



Toad Flax 



Trifolium arvense 



Triticum repens 



Tumble Weed 



Twitch . 



UMBELLIFEK^E 



Vaccaria Vaccaria 11 



vulgaris 



Vanilla Grass 



VERBENA FAMILY 



VERBENACE.E 



Veronica 



Vervain, Blue 



Vetch, Purple Tufted 



Vicia angustifolia 



Cracca 



Weed, what is a 



Weeds, losses due to 



names of 



how they spread 



classification of 



extermination of 



not natural to soil 



Weeders and harrows 



Wheat-thief 



White Bottle 



White Weed 



Willow herbs 



Wormwood, Roman 



Wormwoods 



Yarrow 



Yellow-weed. (Narrow - leaved 



Yellow - wed (Narrow - leaved 



Goldenrod) 



28 

 27 

 88 

 73 

 42 

 87 

 80 

 87 



45 



33 

 33 

 92 

 73 

 73 

 73 

 73 

 42 

 41 

 42 



6 

 6 



5, 7 



8 



8 



9 



13 



12 



68 



39 



55 



43 



52 



48 



54 



49 



.103 



