Additions. 



The plant mentioned on pg. 3 as Andropogon brevifolius Sw. 

 has been studied by Mr. V. Nash, who gave it the name of 



Schizachyrium curasavicum sp. nov. 



Annual. Stems 1—2 dm. tall, branched, glabrous ; leaf-sheaths 

 smooth and glabrous, keeled ; blades up to 8 cm. long, 3—4 mm. 

 wide, flat, linear, gradually narrowed above to an acute point, 

 glabrous on the keeled lower surface, the upper surface sparingly 

 tuberculate-hirsute with long hairs; spathes 2—3 cm. long; race- 

 mes about 2 cm. long, the internodes oblique at the deeply cup- 

 shaped apex, these and the pedicels appressed-hirsute with long 

 hairs below on the back, the internodes long barbate at the base ; 

 sessile spikelets 5 — 6 mm. long; first scale involute, appressed- 

 hirsiite with long hairs, long-acuminate, strongly 2-nerved at the 

 apex, these nerves and the intermediate ones very faint below; 

 flowering scale hyaline, delicate, cleft to below the middle, the 

 awn 8—12 mm. long, the tightly spiral deep brown column about 

 as long as the yellowish subula; pedicellate spikelet about 1.5 mm. 

 long, with a scabrous awn about 3 mm, long. 



Rocky hill, St. Joris Bay, Curaqao, Britton & Shafer, March 

 20-27, 1913, No. 3101. 



