PENNELL: PLANTS OF SOUTHERN UNITED STATES 341 
curved hairs. Legumes pubescent 
with relatively short and appressed 
hairs Leaflet —— I5) pairs. 
ide. Stems stout, erect 
Leaflets 6—10 pairs, 8~12 mm. long. 
orolla about 25 mm. wide. 
Stems slender, spreading. 
Leaflets pubescent with incurved hairs. 
Anther-sacs yellow. Legum 3-5 
mm. wide. lames i ice 
maldeared. slender and spreadin 
pesisiis and legumes pubescent with in- 
urved hairs. 
Sia and sig i pubescent with 
preading h: 
POLI pple. hee 
sso g, 4-5 mm. wide. Plant seen 
soko gs stouter and ere 
Corolla small, i than I cm. in diameter; one ager much 
larger than the remaining four, Stamens 5-9. 
Pedicels 1-2(-3), 2-5 mm. long. Annuals. 
Legumes 3-4 mm. wide, 10- to 18-seeded. Leaflets 
long-ciliate. Odd petal not twice length of others. 
Legumes 4-6 mm. wide, 6- to 9-seeded. Leaflets no 
iliate 
Petiolar cane with discoid head much wider than 
stalk-like d pe 
ase. Corolla with od al 
twice exceeding others. Legum - to 9- 
seeded, pubescent with incurved (rarely 
spreading) te besce h 
nt 
ascending-incurved, rarely with spreading 
hairs. 
Leaflets glabrous, obtuse, mucronate. Sepals 
rulent on midrib. Stipules 5-8 mm. 
long. 
Leaflets 9-18 pairs, 2-4 mm. wide. 
cece 15-26 peg I-2 mm. wide. 
d hairs. acutish 
ve avitte, more rencrnond mucronate- 
pubescent on midrib. Stip- 
Petiolar gland with ty but slightly wider than 
stalk-like base. Corolla with odd petal less 
8. C. fasciculata, 
8a. C. fasciculata B. 
8b. C. fasciculata +. 
9. C. mississippiensis. 
oa. C. mississippiensis B. 
10. C. puberula. 
11. C. leptadenia. 
12. C. nictitans. 
12a. C. nictitans B. 
12b. C. nictitans 7. 
