180 Trans. Acad. Set. of St. Louis. 



6. Othake Reverchoni Bush. 



Stems nearly simple, sparingly appressed-pubescent, few- 

 branched, the branches very slender, short-pubescent or 

 glabra te, widely diverging, 4-8 dm. high. Leaf -blades linear- 

 lanceolate, entire or slightly undulate, acute or acuminate, 

 narrowed at the base, minutely scabrous on both sides, 

 the upper alternate, the lower opposite and manifestly peti- 

 oled, 3-6 cm. long, 3-6 mm. wide, the upper gradually 

 reduced, distinctly 3-nerved. Involucre obconic, 8-12 mm. 

 high, its bracts 6-10 mm. long, loosely pubescent and glandu- 

 lar, in two series, linear, the outer looser and herbaceous, the 

 inner purplish colored. Peduncles very slender, terminating 

 slender diverging branches, pubescent and sparingly glandu- 

 lar; ray-flowers 3-6, pistillate, fertile; rays rose-colored, 

 1-1.5 cm. long, deeply 3-cleft; disk flowers 3-6, perfect, 

 fertile, 5-parted nearly to the filiform tube, purplish; achenes 

 4-5 mm. long, scarcely 1 mm. thick, linear, angled, hairy; 

 pappus-scales of the disk-flowers 6-8, narrowly lanceolate, 

 4-5 mm. long, about as long at the achene, the mid-vein ex- 

 tending into a long rough cuspidate point, those of the ray- 

 flowers as many, oblong-spatulate, 1 mm. long, erose or dentate 

 at the tips. — In dry sands. Eastern Texas. Autumn. 



Specimens examined : Texas: Big Sandy, Upshur County, 

 Reverchon 3289. September 16, 1902, type (M) ; Cherokee, 

 Rusk County, Joor, October 3, 1884, in part, the smaller 

 plant (M) ; Evergreen, Harris County, Joor, September 26, 

 1884, in part, the smaller plant (M). 



Issued June 8, 1904. 



