124 



Fig. 420. Aristida havardii Vasey, Bull. Ton. Bot. Club, 13 : 

 27. 1S86. Havai{I)'s Poverty (Jkass. — A slender, erect, braiicb- 

 iug pereunial, usually about 3 dm. hij^h, witb setaceous leaves 

 and divaricate-spreading, flexnous panicles 8 to 12 cm. long. 

 Empty glumes (a), sligbtlj' unequal. Awns spreading, nearly 

 equal, 12 to 14 mm. long. — Western Texas to New Mexico and 

 Arizona. August -October. 



