﻿■±48 Nash : The Genera Chloris and 



scales 4 ; outer empty ones broad, the first scale acute, from one 

 half to three fourths as long as the second, which, exclusive 

 of the awn, is i. 5-1. 75 mm. long, oblong, more or less hispid- 

 ulous on the exterior surface, 2-toothed at the apex, the teeth 

 triangular, acute or obtusish, the awn about .5 mm. long; third 

 scale, with the callus pilose, about 2 mm. long, in side view elliptic 

 and about 1 mm. wide, nearly equilateral, the midnerve a little more 

 curved than the lateral nerves, all the nerves pilose with hairs about 

 .3 mm. long, the lateral nerves from just below the middle to the 



j! • i . - _ - 



awn 



a mere point, or wanting, the palet about as long as the scale ; 

 fourth scale 1.3-1.5 mm. long, in side view obovate-elliptic, .5-7 

 mm. wide, rounded at the apex, awnless. 



Dry sandy soil, usually along the coast, North Carolina to 

 Florida, west to Texas. Also in Cuba and the Bahamas and in 

 Central and South America. In Florida it occurs in the heart of 

 the peninsula, 50 miles from the coast. 



The following specimens are to be referred here : 



Texas: Corpus Christi, H. W. Ravenel, Apr. 30, 1869, no. 

 86. Hempstead, Elihu Hall, Apr. 18, 1872, no. 775. 



Florida : A. H. Curtiss, Jacksonville, May, no. 3443 5 J une 

 12, 1 893, no. 4060 ; and Aug. 23, 1894, no. 4808. Eustis, Lake 

 Co., Geo. V. Nash, March 12-31, 1894, no. 217. 



Bahama Islands : Fortune Island, Eggers, no. 3860. 



Cuba: C. Wright, no. 3817. 



2. Eustachys glauca Chapm. Fl. South. U. S. 557. i860. 



Chloris glauca Vasey, Descrip. Cat. Grasses U. S. 61. iW 

 Culms 6-15 dm. tall, much compressed, sometimes sparingly 

 branched, usually simple; nodes 2-4: basal leaves 6-12, culm 

 leaves 2-4 at each of the nodes, excepting the uppermost one ; 

 sheaths much compressed, equitant, keeled, broadest at the base, 

 striate ; ligule a scarious ciliolate ring about .5 mm. wide ; blades 

 2.5 dm. or less long, 1.5 cm. or less wide, linear, rounded at the 

 apex, smooth on both surfaces, rough on the margins, the upper- 

 most one wanting or less than 1 cm. long : inflorescence finally 

 long-exserted, the axis 2.5 cm. or less long; spikes 10-25, erect 

 or somewhat spreading, 6-15 cm. long: spikelets about 2 nirn. 

 long : scales 4 ; first scale boat-shaped, acute, about one half as 

 long as the second, which, exclusive of the awn, is I.5. mflL 

 long, oblong, in side view about .3 mm. wide, minutely and irreg- 

 ularly toothed at the truncate apex, hispidulous on the outer sur- 



