Pennell: Plants of southern United States 361 



13. Chamaecrista aspera (Muhl.) Greene 



Cassia aspera Muhl.; Ell. Bot. S. C. & Ga. i: 474. 1821. "On 

 Eding's island near Beaufort [South Carolina], common." 

 Type not seen nor verified, but description sufficiently indicates 

 this plant. 



NictiteUa aspera Raf. Sylv. Tell. 128. 1838. 



Chamaecrista aspera Greene, Pittonia 3: 243. 1897. 



Annual. Stem erect, 3-7 dm. tall, branched, strigose-hirsute 

 with spreading hairs, below mostly also puberulent with some 

 shorter incurved hairs. Stipules lanceolate-attenuate, conspicu- 

 ously ciliate, nerved, 8-1 1 mm. long. Petioles 2-5 mm. long, 

 hirsute, as well as the rachis, with spreading hairs. Petiolar 

 gland single, shortly below proximal leaflets, stalked, truncate, 

 scarcely wider than the stalk, 0.15-0.25 mm. wide, brown or dark- 

 brown. Leaflets fifteen to twenty-seven pairs, 8-15 mm. long, 

 1.5-2 mm. wide, narrowly oblong-linear, acute, strongly mucronate, 

 glabrous, not ciliate, slightly glaucous beneath, obscurely nerved. 

 Bracteoles 1.5-2 mm. long, lanceolate. Pedicels one to two or three 

 in a fascicle, 3-4 mm. long, appressed-puberulent. Sepals 3-5 

 mm. long, lanceolate, acuminate, strigose-hirsute on the midrib. 

 Petals 3-7 mm. long, anterior nearly or twice exceeding laterals. 

 Stamens unequal, seven to nine; anthers 2 mm. long, "yellow." 

 Legumes 1.5-2.5 cm. long, 4-5 mm. wide, strigose-hirsute. Seeds 

 three to eight, 2.5 mm. long, 2 mm. wide, thick. 



Sandy soil, hammocks, fields or in pine-land, peninsular Florida, 

 extending northward along the Atlantic coast to southern South 

 Carolina. 



Florida. Dade: Miami, A^. L. Britton 456 > April 4 (Y). 

 Duval: Jacksonville, A. H. Curtiss 5158 > September 19 (U, Y). 

 Hillsboro: Tampa, N. L. Britton & P. Wilson 82 > August 25 (Y). 

 Lake: Eustis, G. V. Nash 17 17 > August 16-25 (A, U, Y). Lee: 

 Alva, A. S. Hitchcock 56 (U, Y). Manatee: Perico Id., S. M. 

 Tracy 7244 > May 14 (U, Y). Monroe: Key West, Blodgett 

 (U, Y). Orange: Clarcona, M. Meislahn 35 > September 19 (U). 

 Pinellas: St. Petersburg, Mrs. C. C. Beam 2751 > September 18 

 (U, Y). 



13a. Chamaecrista aspera /? 



Cassia Simpsoni Pollard, Bull. Torrey Club 21: 221. 1894. 

 "Florida— Big Pine Key, Simpson (May, 1891), No. 174. 



