$6 LBQUMIM08J8. 



Woods, rare. Aug. Stem 2 to 3 feet long. Lejfl'ts sub-acute. Flowers purple, 

 iesernbles the next. 



5. D. rotundifolium, DC Round-leaved Desmodiurn, 



Hairy all over; leaflets orbicular; stipules broad-oval, acuminate, reflexed; 

 raremes axillary and terminal ; legume with 3 to 5 rhomboid-oval hisped joint?. 



Dry rocky woods. Aug. Stem extensively trailing, usually very hairy, 2 to 4 

 feet long. Leaflets pale beneath, 1 to 2 inches in diameter, on hairy stalks. Fl/jwert 

 few, purple. 



* * * Stems (tall) erect; legumes of 4 to 7 inequilateral joints which are longer LtaA 

 brovl ; flowers large. 



6. D. CANADENSE, DC. Canadian Desmodium. 



Stem hairy, striate ; leaflets oblong-lanceolate, mubh longer than the petioles, 

 nearly smooth above; stipules lanceolate, acuminate, large; racemes dense, erect, 

 in a terminal panicle; joints of the legume 3 to 4, ovate, triangular, hisped. 

 . Dry woods. July. Stem 3 to 6 feet high, often branched. Petioles very short, 

 1 4 to % inch long. Leaflets 2 to 3 inches long, broadest at base. pointed,nearly 

 smooth. Flowers pale violet or blue. Racemes with conspicuous bracts. 



7. D. canescens, DC. Hoary Desmodium. 



Stem branching, striate, hairy and scabrous; leaflets ovate, bluntish, about the 

 length of the petioles, scabrous, pubescent on both sides; stipules large, broadly- 

 ovate, persistent; flowers in a loose terminal panicle; legume with 4 or 5 unequally 

 rhomboidal reticulated strongly hisped joints. 



Moist grounds. Aug. An upright branching plant 3 to 5 feet high with very 

 long panicles of flowers, greenish externally, purple within. Leaflets 2 to 4 inches 

 long. Branches clothed with minute and hooked glutinous hairs, and the fine 

 partly hooked pubescence of the leaves cause them to adhere to cloth. 



8. D. cuspidatum, T. & Gr. Sharp-pointed Desmodium. 



Very smooth; stem erect; leaflets ovate or lance-ovate, very acute, or acuminate; 

 stipules obliquely lanceolate ; bracts large, lance-ovate, acuminate; panicle terminal, 

 elongated, rather slender; joints of the legume rhomboid-oblong. 



Along streams, thickets and shady places; common. July, Aug. Stem rather 

 simple. 3 to 5 feet high. Leaflets 2 to 5 inches long, widest at base, smooth, entire, 

 green on both sides. Bracts and stipules % i^ 00 long. Flowers large, purple. 

 Legumes about 6-jointed. 



* * * * Stem erect; racemes panicled ; stipules and bracts small and inconspicuous. 



9. D. yiridiflorum, Beck. Green- flowered Desmodium. 



Stem very downy, rough at the summit ; leaflets broadly-ovate, obtuse, scabrous 

 on the upper surface, villous and very soft beneath; panicle terminal, very long, 

 uaked ; legume with 3 to 4 roundish triangular hisped joints. 



Woods and thickets; frequent. Aug. Stem 3 to 4 feet high, rigid, branched, 

 very scabrous towards the summit. Leaflets 2 to 3 inches long, 1 to 1\A inches 

 wide. Flowers purplish, turning blue-green in withering. Legume 1 to 2 inches 

 long. 



10. D. Dillenii, Darl. DiUenius 1 Desmodium. 



Stem pubescent, branching ; leaflets oblong or ovate-oblong, pale beneath, softly 

 and finely pubescent; stipules subulate; racemes slender, forming a loose terminal 

 panicle; legume with 3 to 4 rhomboid reticulated hisped joints. 



Open woodlands; common. Aug. A variable species 2 to 3 feet high. Leaflets 

 5 to 3 inches long, obtuse, sometimes acute. Flowers purple, changing to bluish- 

 green. 



11. D. PANICULATUM; DC Panicled Desmodium. 



Nearly smooth; item slender, erect; leaflets oblong-lanceolate, rather obtuse, 



