PREVENT INTRODUCTION 



153 



FIG. 95. Crop seeds: 1, red clover; 2, alfalfa; 3, alsike clover; 4, sweet clover; 5, timothy; 

 6, red top; 7, Kentucky blue grass; 8, sweet vernal grass; 9, annual rye grass; 10, tall meadow 

 oat grass; 11, English rye grass; 12, orchard grass; 13, broom corn millet; 14, Hungarian 

 millet; 15, German millet. 



