256 POACE^. 



jiubescent on the lower third, about 3.5 mm. long, the awn 10- 

 15 mm. long; palea pubescent on the nerves, nearly as long as its. 

 glume. 



Dry wood lands. 



Pennsylvania, Clark 2953; District of Columbia, McCarthy; 

 Michigan, Clark G99; Indiana, Beal. 



Xew England to Arkansas. 



34. M. capillaris (Lam.) Trin. Unifl. 191 (1824). Stipacapil- 

 laris Lam. Illustr. 1: 158 (1791). SliiKi diffusa Walt. Fl. Car. 78 

 (1788). Sti23a sericea Michx. Fl. Bor. Am. 1 : 54 (1803). AgrosHs 

 sericea Ell. Bot. S. C. & Ga. 1:135 (1817). 



A tufted erect perennial, 60-100 cm. high; roots fibrous. 

 Culms hard, simple, straight, erect. Ligule 3-4 mm. long; blades, 

 conduplicate, rigid, those of the culm 15-20 cm. long, those of the 

 sterile shoots 25-40 cm. long, all pungent-pointed, subcylindrical, 

 about 1 mm. diam. Panicle often purple, very loose, erect, open, 

 ovoid or narrow, 25-35 cm. long, rays in twos, threes or single, 

 spreading, branches diverging, very slender, stiff or flexuose. Spike- 

 lets single, pedicels 1-3 cm. long; empty glumes subequal, 1-nerved, 

 1.5-3 mm. long; first awned or not, second awned; floral glume 

 smooth except the hairy tuft below, linear-lanceolate, 3-nerved, 3.5 

 mm. long, the central awn 6-15 mm. long; palea as long as its 

 glume, sometimes awned. 



Georgia, U. S. Dept. Agricul. 306, from Latimer; Florida,. 

 Curtiss 3401. 



New England to Florida, Missouri and Texas. 



Var. filipes (Curtis) Cha^^m. M. filipes M. A. Curt. Am. 

 Journ. Sci. (I.) 44: 83 (1843). 



Empty glumes about 1 mm. long, each with a slender awn 3-20 

 mm. long, floral glume with lateral awns 3-5 mm. long. 



Florida, Curths 3401. 



Vai-. trichopodes (Ell.) Yasey, Contrib. U. S. Xat. Herb. 3: 66 

 (1892). Agrostis trichopodes Ell. Bot. S. C. & Ga. 1: 135 (1816). 



Leaf-blades flat or conduplicate, floral glume with an awn 1-6 

 mm. long, palea a little longer than its glume. 



