PLATE 41 



A. — Glumes of the Victor oat: From left to right — One of the outer, sterile, covering 

 glumes, or the gluma; lower flowering glume, the palea inferior, and upper 

 flowering glume, the palea superior. X 2. 



B. — Glumes of the naked oat: From left to right — One of the glumae, palea inferior, 

 and palea superior. X 2. 



