189 



Fig. 183. CITLORIS FliORlDANA ( Chapm.) Vasey, U. S. Dept. Agr. Spec. Kept. 

 63: 32. 1883. {Eusiachys floridana Chapm. Fl. So. U. S. 557. I860.)— A smooth, 

 rather slender perennial 3-10 dm, (lo-3^°) high, with compressed culms and 

 sheaths, flat leaves, and one or two spikes 6-8 cm. (2i'-3^') long. Leaf-blades 

 folded, at least when dry, scabrous on the margins, acute, 1-3 dm. (4'-12') long, 

 4-8 mm. (2"-4") wide. Spikelets exclusive of awns 3-3.5 mm. {W'-l^") long; first 

 glume (a) two-thirds as long as the second, which is about 2.5 mm (li") long, 

 minutely pubescent, 2-lobed at the apex, bearing an awn 1 mm. (i") long or less; 

 flowering glume (6, c) pilose, the awn inserted just below the apex. Palea (e) 

 about as long as the glume. The spikes in this species and in C. neglecta are 

 stouter than in C. petraea.—Dry , sandy soil, Florida. July to October. 



