60 -QOWNT OAT GKASS. 



CHAPTER XIX. 



DOWNY OAT GRASS. 



Trisetum Pubesbens — Oeneric Character. 



Spikelets 2 ; several flowered, often in a contracted 

 panicle ; the lower palet compressed keeled, of about 

 tlie same membranaceous texture as the glumes, bear- 

 ing a bent or flexuous (rarely twisted) awn below the 

 sharply two-toothed or two-pointed apex (whence 

 the name from tris, three, and seta, a bristle): other- 

 wise nearly as in Avena. Gray. Flowers in June, 

 and ripens seeds in July. 



Way's Analysis 



100 parts taken green from the field July 11th. 



Water 61.50 



Albuminous, or flesh forming prinoiples 3.07 



Fatty matters 92 



Heat producing prinoiples, starch, sugar, gum, etc 19.16 



Woody Fibre 13.34 



Mineral matter, or Ash 2.01 



100.00 

 100 parts of the grass dried at 212« Fahr 



Albuminous, or flesh forming principles 7.97 



Fatty matters 2.39 



Heat producing princiijles, starch, sugar, gum, etc 49.78 



Woody Fibre 34 64 



Mineral matter, or Ash : 5.22 



Downy Oat giass, Trisetum Pubescens, better 

 known as Avena Pubescens, A Yel. Trisetum Pub- 

 escens. Is generally found growing on dry, rocky 

 soils, also on chalky ones in England. It is only of 

 late years that it has received much attention. It is 

 now considered a good permanent grass to be sown 

 on medium lands, on account of its hardiness and 

 and its being but a slight impoverisher of the soil. It 



