64 TRIANDRIA, DIGYNIA. 



nerved glabrous, the interior orbicular, a little 

 shorter and broader. Mulil, 



Grows in the same place with Fuirena Squarrosa, near 

 Kaighn's point. July. 



57' Windsoria, Nuttall, Gen. Am. pi. vol.i. p. 70. (Gra» 



minece.J 



Calix carinate, many-flowered, 2-valved ; 

 valves rather large, scariose, uninervial, acute 

 or cuspidate. Spikelets thick ; flowers 

 closely incumbent, and distichally imbrica- 

 ted ; nerves of the dorsal valve mucronate, 

 with intermediate dentures, ciiiate below : 

 inner valve mostly naked, emarginate. Styles 

 slender, with simply pectinated stigmas. 

 Seed calciform, corrugate, impressed with a 

 flat, central, oval hilum near its base. Nutt. 



Pojeformis. l.W. spikelets mostly 5- flowered, exterior valve of 

 the corolla ovate, convex, tricuspidate, with 2 in- 

 termediate teeth, inner valve with 2 setaceous 

 points, smooth. Nutt* 



Poa Sesleroides, Mich. 



Poa quinquefida, Pursh. 



Poa flava. L. 



Poa subverticillata, Lamark ? 



Festuca purpurea, Schreber. 



Red-top* 



About two feet high, generally of a reddish purple, but I 

 have collected specimens of a yellow colour, and some few 

 nearly white. In barren woods and on the borders of cultiva- 

 ted fields, not uncommon. Perennial. August. 



