82 ORDER 43. LEGUMINOS J5. 



Keel with stamens and style spirally twisted. Bashy or twining I'HASEOLVS. 49 



Keel straight or merely incurved. . .(o) 



o Shrubby at base. Flowers and seeds scarlet. Wings and keel very sh.- it. S..ERYTHRINA. .50 



o Herbs. x Calyx ebracteolate. Style beardless. Petals suberect, pale ... .AMPHICARPJEA 51 



x Calyx 2-bracteolate, ;/ 4-cleft. Style keardless. Fls. pule GALACTIA. 52 



y 4-lootheii. Style bearded at top DOUCHOS. 53 



y 5-cleft, 1""^. Style bearded inside CLITOKI v. 54 



y 5-cleft, short. Style bearded at top CK.NTKOSKMA. fw 



y 5-lobed. Style beardless. Cultivated. . .KKNNKDVA. ftlj 



jy 4-toothed. Style beardless. Cult H.\ur>KNBKuniA.57 



1. MIMOSA, L. SENSITIVE PLANT. (MY/<oS, a buffoon: the leaves 

 seem sporting with the hand that touches them.) Fls. ? 5 <5 . 5 Calyx 

 vaivate, 5-toothed. Cor. 0, or 5-toothed. Stain. 4 15. Legume separated 

 into 1-seeded joints. $ Like the perfect, but without ovaries or fruit, it ^ 

 Tropical. Leaves bipinnate. 



1 TUX. strlgillosa T. & G. Nearly unarmed, prostrate, diffuse, strigous : stip. ovate , 



petioles and peduncles very long ; pinnae \ to 6 pairs ; Ifts. 10 to 15 pair*, oblong-linear ; 

 heads oblong, u Fla. to La. Flowers rose-color. 



2 OT. PUDICA L. St. prickly, more or less hispid ; Ivs. digitate-pinnate, pinnae 4, of many 



(30 or more) pairs of linear leaflets. Brazil. If. Leaflets 3". 



2. SCHRANKIA, Willd. SENSITIVE BRIEII. (In honor of Franci* de. 

 Paula Schrank, a German botanist.) Fls. ? <5 . Cal. minute, 5-tootlif-d. 

 Pet, united into a funnel-shaped, 5-cleft corolla, Stain. 8 10. Pod long 

 and narrow, echinate, dry, 1-celled, 4-valved, many-seeded. 2f Prickly. 

 St. procumbent. Lvs. sensitive, bipinuate. Fls. in spherical hds., purplish. 



S. uncinata Willd. St. angled, grooved ; pinme 6 to 8 pairs ; Ifts. numerous, minute, 

 elliptic-oblong or linear; heads axillary, 1 to 2 together, on peduncles shorter than 

 the leaves. S. State?. 2 4f. Leaflets 2". May July. (& 8. angustata T. & G.) 



3. DESMANTHUS, Willd. (detivy, a bundle, arSot, flower.) Cal. 

 vaivate, 5-toothed. Pet, 5, distinct. Stain. 5 or 10, distinct. Pod dry, flat, 

 2-valved, 4-6-seeded, smooth, if 5 With bipinuate Ivs. and white fls. in 

 axillary, pedunculate heads. Petioles with 1 or more glands. 



I, ?rach$'lolms Benth. Erect, smoothish: pinnae ( to 13 pair? ; Ifts. minute, 20 to 

 40 pairs ; etam. 5 ; pods short 1', 2-4-seedecl. v III. to La. 2f. June Aug. 



4. NEPTUNEA, Lour. Anthers 10, crowned with a stipitate gland. 

 Pod oblong, oblique, deflexed on the stipe, 2-valved. Otherwise as in 

 Desman thus. 



N. liitea Benth. Sts. ascending, strigous ; pinnae 4 5 pairs; Ifts. linear-oblong, ciliate, 

 crowded ; ped. longer than the leaves ; pod 5-8-seeded. U Prairies, Fla. to La. The 

 leaves similar to those of Mimosa. Flowers yellow. Pods stiped. (Acacia lutea C-B.J 



5. ALB1ZZIA, Durazz. Calyx 4- or 5-toothed. Petals united into a 

 funnel-form corolla. Stamens GO, monadelphous at base, very long. Pod 

 linear and flat, jointless, dry, 2-valved, many-seeded. 5 b Tropical, with 

 the leaves twice pinnate. Flowers in dense heads or spikes, roseate or 

 white, polygamous. 



A* JULIBRASSIN. Silk Tree. Tree about 20f, glabrous, thornless ; pinnae 8 12 pairs, 

 each with 2030 pairs of halved leaflets (being one-sided), acute ; heads peduncu- 

 late, forming a terminal panicle ; corollas white, with the innumerable long silky 

 stamens purplish; pods some contracted between the seeds. Very ornamental, 



