78 



Botanical Section 



[PT i 



Flowers about midsummer; culms from 12 to 18 inches high; 

 panicle erect, spreading, triangular in outline. Spikelets con- 

 taining 5-8 flowers, pendulous on the slender branches, broadly 

 ovate, flattened, and variegated with green and brownish-purple. 

 Empty glumes almost equal, broad, obtuse, and three-nerved. 



"Seed" 2-5-3 mm. long, with outer palea inflated, blunt and 

 round-backed. Grain dark-brown. (Fig. 69.) 



/; 



Fig. 65. Briza media, 

 L. About nat. 



Fig. 66. Brachypodium 

 sylvaticum, Beauv. 

 About J nat. size. 



Fig. 67. Bromus arvensis. 

 About nat. size. 



Briza minor, L. (Lesser Quaking-grass.) 

 A small annual, with erect culms from 3 to 10 inches high. 

 Leaves thin, short, and broad. Ligule long, pointed, and arising 



