﻿438 Nash : The Genera Chloris and 



cuneate and about .75 mm. wide, inequilateral, the midnerve 

 straight, the lateral nerves much curved, the apex obliquely trun- 

 cate with the marginal corner rounded, thus making the extraner- 

 val portion crescent-shaped, the awn inserted at or just below the 

 apex, 4-5 mm. long. 



Sandy soil, Arkansas to Kansas, south to Texas. In the her- 

 barium of Columbia University is preserved a specimen of NuttalPs 

 collection in Arkansas. 



The following are to be referred here : 



Kansas: Ulysses, C. H. Thompson, June 27, 1893, no. 55 



Indian Territory : Between Fort Cobb and Fort Arbuckle 



Palmer, 1868, no. 396. 



j 



j 



; Redfork, June 21, no. 780; Claremore, Sept. 18, no. 783 

 Oklahoma: M. A. Carlton, June, 1891, no. 210. Stillwater 



Texas : Dallas, J. Reverchon, J 



4. Chloris brevispica sp. nov. 



Chloris verticil lata var. intermedia Vasey ; L. H. Dewey, Contr. 



"rb. 2:528. In part. 1894. Not C. intermedia A. 



u.: 



Rich. 1 85 1. 



Culms 1-2 dm. tall, compressed, decumbent at the base, at 

 length somewhat branching ; nodes 2 or 3 : culm leaves 2 or 3 : 

 sheaths compressed, shorter than the internodes, keeled ; ligule a 

 scarious ciliolate ring less than 1 mm. long ; blades 1-6 cm. long, 

 1-3 mm. wide, erect or ascending, smooth beneath, rough above 

 and on the margins: inflorescence consisting of 6-10 finally 

 spreading spikes, spikelet-bearing to the base, 2.5-4.5 cm. long: 

 spikelets, exclusive of the awns, about 2.8 mm. long ; scales 4 J 

 outer empty ones lanceolate, acute, usually tinged with purple, the 

 first scale a little more than one half as long as the second which 

 is about 2 mm. long; third scale 2.5 mm. long, in side view about 

 equilateral, elliptic and about .75 mm. wide, the callus pilose, the 

 midnerve sparingly pilose with short hairs to the awn, the lateral 

 nerves more copiously nearly to the apex, the hairs about .5 mn1, 

 long, the awn inserted a little below the apex, about 2 mm. long. 

 the palet equaling the scale ; fourth scale obovate-cuneate, about 

 1.5 mm. long, in side view about .6 mm. wide, the midnerve al- 

 most straight, the lateral nerves considerably curved, the apex ••*'- 



extranerval 



the awn 



inserted below the apex, 1.4- 1.8 mm. long. 



