2 24 BOTANY OF CROP PLANTS 



cences are much shorter than those of common timothy, the awn is about one- 

 half the length of the outer glume, and the upper leaf sheath is inflated. 



References 



Clark, Charles F. : Variation and Correlation in Timothy. Cornell Agr. 



Exp. Sta. Bull. 279: 1-350, 1910. 

 Observations on the Blooming of Timothy. Plant World, 14: 131-136, 



1911. 

 Webber, H. J.: The Production of New and Improved Varieties of Timothy. 



U. S. Dept. Agr. Bur. Plant Ind. Bull. 313: 339-381, 1912. 



