(300 ) 
Stamens 2. Lower 2 flowers neutral, with a 
single, aristate, canaliculate palet.—2¢. Leaves 
flattened. Panicle contracted. 
1. A. oporatum L.—Marin County. Sum- 
mer. 
Fragrant grass, probably introduced from 
Europe. 
8, Polypogon Desf. BEARD GRAss. 
Spikelets 1-flowered. Glumes 2, carinate, 
aristate, much longer than the flower. Palets 
2, upper 2-carinate, lower truncate at the apex. 
Leaves flattened. 
1. P. Monspettensis Desf. Glumes notched, 
their awns 2 or 3 times their own length.—©. 
Coast Range. Spring. 
2. P. yirroraLtis Smith. Glumes tapering 
into an awn about their own length.—2¢. San 
Francisco. Summer. 
9, Agrostis L. = Bent-Grass. 
Spikelets 1-flowered. Glumes 2, carinate, 
awnless, larger than the flowers. Palets 2;— 
lower sometimes aristate; upper 2-carinate, 
sometimes wanting. Tufted. Leaves sometimes 
involute. Panicles with verticillate branches. 
1. A. atpa L (vulgaris With). Glumes 
nearly equal, upper palet nearly half the length 
of the lower.—2¢. Common, although not in- 
digenous. Summer. 
Native of Europe. 
