PANICEAE Z7 



Glumes not glandular; plants taller, forming 

 bunches, rootstocks short and thicU, sub- 

 terranean. 

 Outer glumes cuneate, awnless, nerves 



diverging. -i. ll. mutica. 



Outer glumes linear or oblong, awned. Z. II. javiesH. 



1. Hilaria cenchroides ii. u. k. Texas Curly Mesquite 

 Grass. Kikiwh Irom but a restricted region in the .southwestern 

 purt of Ihe State, in the U]ipcr Sonoran Zone. 



2. Hilaria mutica (Hcnth.) Buckley. ToBosA Grass. 



Common on tlie p nins and to .some e.xtent on hills of the southern 

 part of the State, in the Lower Sonoran Zone. 



3. Hilaria jamesii (Torr) Benth. Galleta Grass. Common 



on the upper jilains and to a limited extent in the mountains up to 

 elevations of 7,0(10 feet in the northern two-thirds of the State; In 

 the Upper Sonoran and Transition Zones. 



10. NAZIA Adans. 



I. Nazia aliena (Spreng.) Scril). Not uncommon on the 

 low mountains and mesas of the southern jiart of the State in the 

 Upper Sonoran Zone. 



The Panic Grasses and their relatives. 



(Tribe III. PanuI'Lae) 1'his tribe of grasses is a 

 very large and imirortant one, more from their abundance 

 as weeds than for tluir nsefuhiess as forage plants, though 

 some of the s]iccies arc valuable for the latter purpose. The 

 group concains such well known grasses as the Sand Bur, 

 Foxtail, Barnyard Grass, Crab-grass and the Panic Grasses 

 proper, several of which are common ti?ld and garden weeds. 

 These weedy species are almost without exception introduced 

 into New Mexico, many of them from the Old World, and 

 are well fitted for the conditions supplied in cultivated fields 

 in temperate climates the world over. They are able to 



