ORDER 46. LEGUMINOS^E. 315 



G P. stipulata Torr & Gr. Nearly glabrous and glandlcss, ascending ; Ivs. pin- 

 nately 3-foliate, Ifts. elliptic-ovate, obtuse, mucronato; stip. (large) ovate; ped. 

 as long as the Ivs. ; spikes capitate. Falls of the Ohio (Jones in N. Am. Flora). 

 Sts. branched from the base. The large stipules are remarkable, resembling thost- 

 of the red clover. 



7 P. Melilotoides MX. Yirgate, minutely pubescent ; Ivs. 3-foliate, Ifts. oblong- 

 lanceolate, rather obtuse, on very short petioles, more or less glandular ; stip. 

 lanceolate ; spike oblong, at length elongated, on virgate peduncles ; pods orbicu- 

 lar, transversely wrin-kled. Dry soils, S. and W. Sts. Slender, branched, erect, 

 2f high. Lfts. 2 to 2V long, as wide. Fed. G to 10' long. May Jl. (I'. 

 cglandulosa Ell.) 



8 P. Onobrychis Xutt. Pubescent; Ifts. ovate-acuminate; rac. elongated; cai. 

 much shorter than cor., teeth small, obtuse, equal; leg. ovate, transversely 

 wrinkled. Low grounds and thickets, W. States. St. rigidly erect, nearly simple. 

 3 to 5f high. Lfts. 2 to 4' long, nearly -$ as wide. Fls. small, pedicellate, blue. 

 Pods exceeding the calyx, rostrate. Jn., Jl. 



9 P. multijuga Ell. Lfts. numerous, oblong-lanceolate, obtuse; spikes oblong; 

 cnl. villous. teeth very long ; bracts small. In the upper country, Ga. (Elliott), 

 T>. Car. (Darby). St. stout, furrowed 1 to 2f high, nearly smooth. Fls. violet. 

 Lfts. 9 or 10 pairs. May, Jn. 



33. GLOTTID'IUM, Desv. (Gr. yAwrra, tongue; alluding to the 

 singular structure of the pods.) Calyx campanulate, truncated, minutely 

 5-toothcd ; vexillum reniform, broader than long ; legume elliptic-ob- 

 long, compressed, pointed at each end ; valves double, the inner mem- 

 branous, inclosing the seeds after the outer have fallen away ; seeds 1 

 or 2. (T) Glabrous. Lvs. abruptly pinnate. Fls. small, yellow. 



G-. Floridanum DC. In waste and damp soils, S. Car. to Fla. and Tex. St. 

 tall and rank (4 to lOf). Lfts. 30 to 50, linear-oblong, obtuse, mucronate, 6 to 18" 

 long. Fls. about a third as largo as in Sesbania, in slender rac. Pods 18" by 6", 

 appearing after the opening of the outer valve, as tongue and lips. Seeds bean- 

 shaped. (Sesbania platycarpa Pers.) 



34. SESBA'NIA, Pers. Calyx campanulate, subequally 5-toothed ; 

 vexillum longer than the obtuse keel, the claw appended ; legume very 

 long and slender, linear, closed between the seeds. Shrubs or herbs, 

 with abruptly pinnate Ivs., caducous stip. and bracteoles, and yellowish 

 flowers. 



S. macrocarpa Muhl. Herb annual, glabrous ; Ifts. 30 to 60, oblong-linear, 

 obtuse, mucronate ; rac. about 2-flowered, shorter, but the legumes twice longer 

 than the Ivs. Damp grounds, S. Car. to Fla, and La. St. tall (2 to 8f). Lvs. 

 G to 10' long, the Ifcs. 6 to 9", glaucous beneath. The extremely slender leg. nearly 

 a foot long, with a bordered margin are very singular. Aug. Oct. 



35. AMOR'PHA, L. LEAD PLANT. (Gr. a, privative, |uop07?, form ; 

 alluding to the deficiencies of the corolla.) Calyx subcampanulate, 5- 

 i.-left ; vexillum concave, unguiculate, erect ; wings and keel none ; 

 stamens exserted ; legume oblong, somewhat curved at the point, 

 <cabrous with glandular points, 1 to 2-seeded. Shrubs or half shrubby 

 American plants. Lvs. unequally pinnate, punctate. Fls. bluish white, 

 in virgate racemes. 



* Loaves stalkel (i. e., the lowest Ifts. remote from stem) No. 1 



* Leaves sessile, Ifts. obtuse, not mucronate Nos. 2, :: 



Lfts. acute, mucronate No. 4 



1 A. fruticosa L. Nearly glabrous or somewhat pubescent, shrubby or arbores- 

 cent; Ifts. 9 to 19, oval, petiolulate, very obtuse, the lower pair remote from the 

 stem ; cal. teeth obtuse, short, lower one acuminate and rather the longest ; leg. 

 2-seeded. A shrub or small tree, 6 to 16f high, Wis. to La. and Fla., W. to R. 



