THE GRASSES OF MAINE. 51 



at each joint, from five to eight-flowered ; glumes one inch long, 

 from five to seven-nerved, lanceolate-pointed and awnless ; flower- 

 ing glume and palea pointed and soft, but awnless. Grows along 

 the shores of Likes ; not common. 



Genus ASPRELLA, Willdenow. 

 As-prd'-la. 



Spikelets two or three, sometimes solitary at each joint of the 

 rhachis, raised on a very short pedicel, loosely two to four-flowered 

 (when solitary, flatwise on the rhachis), in a loose terminal spike. 

 Glumes none or small, awn-like and deciduous. 



56. ASPRELLA IIYSTRIX, Willdenow. 

 As-prel'-la liys'-trix. 



Common Name. Bottle-Brush Grass. 



Perennial. Stems erect, from two to four feet high ; leaves- 

 broadly linear ; spike from three to six inches long ; spikelets two 

 or three at each joint of the rhachis, at first erect, but soon spread- 

 ing almost horizontally, usually three-flowered, the flowers tipped 

 with an awn twice their length. 



Moist woods. Flowers in August. This species is known in 

 some of the older books by the name of Gymnostichum Hystrix. 



Genus DANTIIONIA, DeCandolle. 

 Dan-tlio'-ni-a. 



Named in honor of M. Danthoine, a French botanist. 



Spikelets from three to ten-flowered, in a panicle or simple 

 raceme, the rhachis hairy and produced beyond the flowers in a 

 stipe or imperfect flower ; glumes narrow, keeled, acute, usually as 

 long as the spikelet ; flowering glume convex on the back, of firm 

 texture, from seven to nine-nerved, with two rigid terminal teeth or 

 lobes, and with a flattened, twisted, and bent awn between the teeth ; 

 palea broad, two-keeled, obtuse or two-pointed. 



