82 URDEK 43. LEGUMINOS^E. 



Keel with stamuns and style spirally twisted Bushy or twining r'HASEOLt's 49 



* Keel straight or merely incurved. . .(o) 



o Shrubby at base. Flowers and seeds scarlet. Wlugs and keel very sr. it. ri. .ERYTHRINA. ftii 



o Herbs. x Calyx ebracteolute. Style beardless. Petals suberect, pale AMPHICAKP.EA 51 



ae Calyx 2-bracteolatc, y 4-cleft. Style beardless. Fls. pale GALACIIA. 52 



y 4-toothed. Style bearded at top DOLICHOS. 53 



y 5-cleft, lon. Style bearded inside CLITORIA. 54 



y 5-cleft, short. Style bearded at top CENTROSKMA. 55 



y 5-lobed. Style beardless. Cultivated... KENNEDTA. 56 



V 4-toothed. Style beardless. Cult HARDENBERGIA 57 



1. MIMOSA, L. SENSITIVE PLANT. (M///o5, a buffoon: tne leaves 

 Bccm sporting with the hand that touches them.) Fls. 953. $ Calyx 

 vuivate, 5-toothed. Cor. 0, or 5-toothed. Stam. 4 15. Legume separated 

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

 Tropical. Leaves bipinnate. 



1 M. Ntrlgtl lo*a T. & G. Nearly unarmed, prostrate, diffuse, strigous ; slip, ovate ^ 



petioles and peduncles very long ; pinnse '1 to 6 pairs ; Ifts. 10 to 15 pairs, oblong-linear ; 

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



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



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



2. SCHRANKIA, Willd. SENSITIVE BKIEU. (In honor of Francis de 

 Paula Schrank, a German botanist.) Fls. 5 $ . Cal. minute, 5-toothpd. 

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

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

 St. procumbent. Lvs. sensitive, bipinnate. Fls. in spherical lids., purplish. 



S. unelnata Willd. St. angled, grooved; pinnre 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. (& S. angustata T. & G.) 



3. DESMANTHUS, Willd. (deti/Jii, a bundle, avSoS, flower.) Cal. 

 vaivate, 5-toothed. Pet, 5, distinct. Stam. 5 or 10, distinct. Pod diy, flat, 

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

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



1), 'iraoli 5'lobuK Benth. Erect, smoothish ; pinnae 6 to 13 pair? ; Ifts. minute, 20 to 

 JO pairs ; stam. 5 ; pods short 1', 2-4-seeded. V. 111. 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 

 Desmanthus. 



N. liitea Benth. Sts. ascending, strigous ; pinnae 45 pairs ; Ifts. linear-oblong, ciliatc, 

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

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



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

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

 linear and flat, jointless, dry, 2-valved, many-seeded. ^> J> Tropical, with 

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

 white, polygamous. 



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

 each with 20 30 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 aeeds. Very ornamental, 

 hardy Sooth, sparingly naturalized in the Gulf States. 



