The Book of Grasses 



Inflorescence consisting of longer panicles, size variable, 

 usually more than four inches in length — III. 



I. — INFLORESCENCE CONSISTING OF SPIKES OR SPIKE-LIKE PANICLES. 



PAGE 



Spikes solitary or several, ^-O) long; upper spikelets staminate; 

 lower spikelets pistillate, deeply embedded in the rachis. 



Gama Grass . . 49 

 Spikes numerous, i'-2' long, slender, loosely flowered, very hairy, 

 terminal and along the stem. Beard Grass . . 55 



Broom Sedge . . 54 

 Spikes 2-5, 2'-5' long, hairy, spreading from the summit of a tall stem. 



A grass of late summer. Forked Beard-grass 55 



Spikes solitary or several, 2'-4' long, narrow, i -sided; spikelets 

 small, roundish and seed-like. Slender Paspalum . 61 



Field Paspalum . 61 

 Spikes 2 to many, 2'-8' long, narrow, i -sided, spreading from sum- 

 mit of stem or nearly erect; spikelets oblong, in 2's or 3's. 



Large Crab-grass . 60 

 Small Crab-grass . 59 

 Slender Finger-grass 59 

 Spikes 3-5, \'-i' long, i-sided, spreading from summit of stem. 



Bermuda Grass , 163 

 Spikes 2 to many, I'-j' long, i-sided, alternate. 



Cord-grass . . . 162 

 Salt Reed-grass . 162 

 Fox-grass . . . 162 

 Creek Sedge . . 162 

 Spikes 2-8, thick, i'-3' long, spreading from summit of stem; spike- 

 lets several-flowered. Wire-grass . . . 165 

 Spike cylindrical, i '-4' long, densely flowered, clothed in short yellow 



or green bristles. Yellow Foxtail . 78 



Green Foxtail . . 77 

 Spike cylindrical, i'-7' long, densely flowered, harsh; empty scales 



awn-pointed. Timothy . . . 112 



Spike cylindrical, i'-3' long, densely flowered, soft; empty scales not 



awned, flowering scales short-awned. Meadow Foxtail . 113 



Marsh Foxtail . . 113 

 Spike cylindrical, 2'-4' long, densely flowered, clothed in long, slender 



awns. Squirrel-tail Grass 240 



Spike I '-3' long, composed of 6-20 spiny burs. Bur-grass ... 83 

 Spike 3'-9' long, narrow; spikelets several-flowered, alternate, placed 



with the edge turned toward the rachis. Ray-grass . . . 232 



Spike 2'-8' long, narrow; spikelets several-flowered, alternate, placed 

 with the flat side turned toward the rachis. 



Couch-grass . . . 238 

 Bearded Wheat-grass 237 

 Purple Wheat-grass 238 



40 



