INDEX. 61 



Page. 



Rescue grass 52 



Rhode Island bent 36 



Rye 48 



Rye-grass 53 



Italian 54 



perennial 53 



Sacaline 55 



Saceaton 55 



Sainfoin 54 



Samarkand alfalfa 28 



Saltbush, Australian . 51 



Setaria italica : - 46 



Sheep' s fescue 53 



Side-oats grama 36, 42 



Slender wheat-grass 38 



Slough-grass .-,. .'..'.. 42, 55 



Small grains 48 



Sorghum 45 



Soy bean 49 



Spartina cynosuroides 42, 55 



Spergula maxima ' 55 



Sporobolus cryptandrus 55 



wrightii 55 



Spring vetch 50 



Spurry, giant . , 55 



Stipa robusta 42 



Swamp-chess , 51 



Sweet clover 54 



vernal grass 51 



Switch-grass 41, 42 



Tall fescue 32, 52 



oat-grass 39 



Teosinte _ 52 



Timothy 33 



Trifolium incarnatum 55 



involucratum 56 



pratense 34 



Turkestan alfalfa „ 27 



Velvet bean 54 



grass 53 



Vetch 50 



Vicia sativa : 50 



viUosa 50 



1 Igna catjang 47 



Washington bluegrass 56 



Western brome 40 



wheat-grass 37 



Wheat-grasses 37, 43 



White sweet clover 54 



Wild barley 53 



rye 40 



timothy 41 



Winter fat 52 



vetch 50, 53 



