Plants Collected in Faraguay. 257 



Scleria pratensis, Lindl. in Nees, 1. c, 179, t. 23. 



Asuncion (246). Named by C. B. Clarke. 



Culms 5-t dm. high, triquetrous, rough on the angles. Stem 

 leaves 8-30 cm. in length, long-sheathed, 3-nerved, 5-8 mm. wide. 

 Flowers shortly pedicelled, on long, branching peduncles, the stami- 

 nate and pistillate in separate spikelets. Glumes grayish margined, 

 with a dark chestnut centre, broad-ovate, mucronate. Nutlets 

 globose, white and shining, 2 or 3 mm. in diameter. 



Wet places at Asuncion, Yilla Rica, and in the Chaco opposite 

 Asuncion. 



Carex Bonariensis, Desf. in Poir. Lam. Encvc. Supp., iii, 250. 



Pilcomayo River (1076). February. Named by L. H. Bailey. 



With very long weak culms, often recurving or nearly reclined, 

 rough on the angles, 3-5 dm. high. Leaves nearly as long as the 

 culms, 1-3 mm. wide. Spikes 2 or 3, closely crowded in small 

 terminal heads. 



In the woods and among grass on the campo. 



Carex involucrata, Boott, Illus. Car., ii, 77, t. 210. 



Luque (316). December. Named by L. H. Bailey. 



The spikes 3 or 4, disposed as in no. 1076. Culm a little stouter 

 and not so high as in that. Leaves as long as or longer than the 

 culm, 2-4 mm. broad. In dry grounds, old fields, among grass. 

 Common at Luque and Trinidad. These 2 carices are the only 

 species which I found growing in Paraguay. 



GRAMINE^. 



Paspaliim 'barTbigeruiii, Kunth, Gram., i, 24. 

 Pilcomayo River (962). March. 



Paspalum conjiigatiim. Berg, x\ct. Helv., vii, 129, t. 8. 

 Asuncion (247). December. 



Paspalum disticlium, L. Syst., Ed. 10, 



Asuncion (548); Trinidad (1567). November-December. 



Paspalum eriantlium, Nees, Agrost. Bras., 38. 



Gran Chaco near Asuncion (557 a). 



Annals N. Y. Acad. Sci., VII, April, 1893.— 17 



