Indigofera. | XLVII, § PAPILIONACEZ (BAKER). 67 
Group 4, Paniculatee.— Leaves imparipinnate. Flowers in panicles. 
POROUS AMET = ce es eee ee 
Leaflets 3-7. : 
Benaics founccous sy a ee ee 
Stipules setaceous. 
Pod Uxuerted 2. oe oe ee ee 
Pod equalling the calyx 3 2. 660. 5 se oe Ora 
Group 5. Spinosze.— Leaves imparipinnate. Strong spiny bushes with flowers from 
the spines. 
Pod glabrous; leaflets 1-38 §..-. . . + « © « « « 26. J. spinosa. 
Pod coated with stalked glands; leaflets5-7 . . . . . 27. I. Rothii. 
Grour 6. Trichopodze.— Leaves imparipinnate. Flowers solitary or rarely gemi- 
nate on slender peduncles from the axils of the leaves. ' 
Peduncles 1-2 in. long .. . 5s ss 1s 0 ice em 1 BB. de Eotghopoda. 
Peduncles 6-9 lines long. 
Densely silky, suffruticose...... . . - «. + « « ~ 29. I. nigricans. 
Subglabrous, herbaceous. ee 
Pod oblong, 2 seeded... ss woe ke ee ee 
Pod linear, 6—8-seeded sis 6 Ups ite Bes die! wie Ble dhe Gps, 
Group 7. Sessiliflorse.—Leaves imparipinnate. Flowers in sessile clusters in the 
axils of the leaves. 
Leaflets 3-5 jugate ; pod 66-seeded.°. 2. . . . . . 5 82. I. sessiliflora. 
Leaflets 1-2 jugate ; pod 2-3-seeded . . . ». - + +. 38, I. trigonelloides. 
Grovr 8. Dissitiflorse.—Leaves imparipinnate. Flowers in lax 2-6-flowered axil- 
lary racemes. 
Racemes short, subsessile. 
Argentoong: leafleia 1-5 .. .. .. .- 2 2 = 1s ee + BR . arenaria, 
Slightly argenteous; leaflets 9-11 . . - - - + + + 85. : conemead. 
Gréy-villose leaflets 6.4. «feo. sie cei s+ so 86. A. orice. 
Racemes distinctly stalked. 
Suffruticose. 1 
Bipules plates © 2 ee ee ie ens 
Stipules foliaceous .... ... . 38. 1. parvula, 
erbaceous, annual or biennial. 
Pods 4~6-seeded. 
Flowers in pairs’. . 0.0. se ss oie? 0 OD Ae GON 
Flowers 3-6 mB roceme. .. 6 6 8 ke we oe ZL aa. 
Pods 10—12-seeded. , 
Pods and stem glanduloso-setose . . . . . - ~ Al. I. viscosa. 
Pods and stem pilose... .......-.0.+.+ + + + 42. 0. pilosa. 
Pods and stem glabrescent. . 
Leaflets 2-4 jugate Ge ae eS ae 5 aes + Eesha 
Leaflets 6-Sjugate...........+ + + + + + 44 J. multyuga. 
Grovr 9. Stenophyllee.—Leaves imparipinnate with linear or narrowly oblanceolate 
leaflets. Flowers in elongated racemes, All suberect annuals, 
Racemes shorter than the leaves. . 
Loaflats 8-3 jugate =... 86 oA Meee ta ee. 3 BB pire Ta. 
Leaflets 5—G-jugate -.°.-°. 76. eee ee eo + 46. ZL atenophy 
Leaflets 9-10-jugate . . 20. 2 + o's 2 « « © + 47. D2. Peleureana, 
Tones Te the siting eel ol ae eas. 
LOWE 085 6 to ta te te a te te te nye 
o~ 
te 
