88 LEGmriNOsi:. (pulse family.) 



25. DESMODIUM. Lepume 2 - 6-jointed, bristly. Racemes terminal. 



Tribe IV. PHASEOLE^. Stamens monadelphous or dindelphous (9 ft 1;. I.ep- 

 ume 2 valved, not jointed. Cotyledons tUicii and tieeliy ; usuaUy ruibcd above ground 

 in germination. — Chiefly twining vines. 



• Ovary 1 - 2.ovuled. 



26. RHTNCHOSIA. I>egume oblong. Flowers yellow. Leaves trifoliolate. 



• • Ovary few or many-ovuled. 

 •1- Keel spirally twisted 



27. APIO.'^. Leaves pinnate, not stipellatc. 



28. PilASEOLUS. Leaves trifoliolate, sti|;ellatp. 



*- ■»- Keel straight. Leaves trifoliolate (except one species of Galactia). 

 •M- Legume terete, torulose. 



29. TIGN.\. Flowers yellow. A'exillum roundish. Stems twining. 



30. BRYTUKINA. Flowers scarlet. Vexillum narrow, elongated. Stems erect. 



++ -M- Legume flattened. 

 = Bracts opposite. Vexillum very large. 



31. CLITOniA. Calyx tubular, 5-toothed. Vexillum spurless at the base. 



32. CENTKOSEMA. Calyx short, 5-clcft. Vexillum spurred at the base. 



= = Bracts alternate. 



33. AMPIIICARPiEA. Calyx 4 - 5-toothcd. Flowers of two kinds. Bracts persistent 



34. OALACTIA Calyx 4-cleft. Bracts deciduous. Legume linear. 



35. CANAV.\LIA. Stamens monadelphous. Calyx bilabiate, llilum linear. Legume three- 



ridded on the back. 



36. DOLICIIOS. Stamens diadelphous (9 & 1). Calyx 6-<-left. Ililum oval. 



Tribe V. DALiBERGIE.^. Stamens 10, monadelphous or diadelphous. Legume 

 indchisccnt. Cotyledons thick and fleshy. — Trees or shrubs. 



37. PISCIDIA. Legume compressed, 4-winged. Leaves pinnate. 



Tmbe VI. SOPIIORE.^. Stamens 10, separate. Legume not jointed. — Erect herbs, 



shrubs, or trees. 



» Legume dehiscent. 



38. BAPTISTA. Stamens deciduous. Legume inflated, stipitate, few-seeded. Leaves simple 



or trifoliolate. 



39. TIIE;;5I0PSIS. stamens persistent. Legume nearly sessile, flattened, many-seeded. 



Leaves trifoliolate. 



40. CLADIIASTIS. Stamens persistent. Legume flat, few-seeded. Leaves pinnate. Tree. 



* » Legume indehiscent. 



41. SOPnOUA. Legume monilifonn. Leaves pinnate. Shrubs. 



St-noHDKU n. C^SALPINIEiE. Corolla irronnlar and somewhat 

 papilionaceous, or almost regular, imbricatjcd in the bud \ the upper petal 

 interior. Stamens separate. Embryo straight. 



42. CinCIS. Flowers perfect, somewhat papilionaceous. Calyx 5-Ioothcd. I>eavc8 slmp'e. 



43. CASSIA. Flowers perfect, irregular. Calyx deeply 5-partcd. Anthrrs disshuilar. Leaves 



pinnate. 



44. OLEDITSCHIA. Flowers polygamous, almost regular. Calyx 3 parted. Leaves pin- 



nate and bipinnatc. 



SuiKHtnr.u III. MIMOSK/E. Corolla regular, liy])ogynous, valvate 

 in th(; bud. Stamens disliiirt or united, oHen very numerous, inserted with 

 the petals. Embryo straight. — Leaves pinnale or 2 - li-pinuale. Flow- 

 ers polygamous. 



