18(5 



Fig. 180. CHLORIS GLAUCA (Chapm.) Vasey, U. S. Dept. Agr. Spec. Rept. 

 63:32. 1883. {Eu^tachijs glauca Chajtm. F\. So. V. S. b57. 1860.) SMOOTH 

 CHLORIS.— A strong-growing perennial with diffusely spreading and ascend- 

 ing compressed culms 6-15 dm. (2°-5°) high, bearing 10-25 slender, terminal 

 spikes 6-15 cm. (2i'-6') long. Sheaths compressed, broadest at the base; leaf- 

 blades 2.5 dm. (10') long, 15 mm. (7^") Avide or less, rounded at the apex, 

 smooth on both sides, scabrous on the margins. Spikelets (o) about 2 mm. (1") 

 long; glumes four, the first boat-shaped, acute, about one-half as long as the 

 second, which, exclusive of the awn, is 1.5 mm. (i") long, hispidulous; third 

 and fourth glumes (b, c) obtuse, awnless.— Brackish marshes and along the 

 borders of cypress swamps, Florida. July to September. 



