336 



GRASS MIXTURES SEEDS AND SEEDING 



Hard, smooth seeds, about % inch long 



Dark brown color Johnson Grass 



% inch long or less 



Keel rough, sawlike Redtop 



Author's "Examining and Grading Grains," published by Ginn & Co. 



FIG. 147. Perennial rye FIG. 148. Meadow fes- 



grass: A, magnified seeds; cue: A, magnified seeds; 



B, natural size. B, natural size. 



Author's "Examining and Grading Grains," published by Ginn & Co. 



FIG. 149. Johnson FIG. 150. Redtop: A, mag- 



grass: A, magnified seeds; nified seeds; B, natural size. 



B, natural size. 



Author's "Examining and Grading Grains," published by Gi 



FIG. 151. Ken- 

 tucky blue-grass: A, 

 magnified seeds: B, 

 natural size. 



&Co. 



FIG. 152. Timothy: 



A, magnified seeds: 



B, natural size. 



Keel not commonly rough Kentucky Blue-Grass 



Seed free from glumes, polished 



Very small, ^ inch in length, polished Timothy 



