194 XL. LEGUMINOSiE. [Pi^oraka, 



ovate, densely granular-glandular, much shorter than the calyx. — P. Gimnii, 

 Hook. f. JL Tasin. i. 99. 



N. S. Wales, Near Nangas, Backhouse. 



Victoria. Grassy moist bauks of rivers and along the torrents in the Australian Alps, 



F, Mueller, 



Tasmaiiia. Near AYooluorth, Gunn, 



S. Australia. Torrens and Gawier rivers, Barossa range, near Villunga, etc., F, 



Mueller, 



Var. parva. Flowers rather smaller, few, in less dense spikes, calyx hoary-pubesceut.— ". 

 parva, F. Muell. in Trans. Vict. Inst. i. 40.— Dry pastures, Thompson and Latrobe rivas, 

 F, Mueller, also most of the S. Australian sj)ecimeus. 



The works in which Dr. Hooker and Dr. Mueller respectively described this species were 

 published at about the same time, but the latter miiy have been before the Australian world 

 a few months before the former was issued in England. 



31. INDIGOFERA, Linn. 



(Sphicridiophorum, Desv) 



Calyx-tube short broad and oblique, the teeth or lobes nearly equal or the 

 lowest longest. Standard ovate or orbicular, sessile or narrowed uito a short 

 claw ; keel erect, obtuse or acuminate, with a hollow protuberance or spur ou 

 each side. Upper stamen free from the base, tlie otliers united in a sheath 

 open on the upper side ; anthers uniform, tipped by the point of the counec- 

 tivum resembling a small gland. Ovary sessile or nearly so, with several or 

 rarely 1 or 2 ovules; style incurved at the top, with a terminal stigma, xod 

 oblong, linear or rarely globular, terete or rarely flattened, straight or incurved, 

 2-valved, divided transversely between the seeds by cellular tissue. Seeds glo- 

 bular, or truncate at each end, or flattened, not strophiolate. — Herbs under- 

 shrubs or shrubs, more or less clothed or sprinkled with appressed hairs at- 

 tached by the centre, sometimes mixed with loose hairs or tomentum. Leaves 

 in the Australian species 1-foliolate or pinnate with 3 or more leaflets, ocea- 

 sionally stipellate. Stipules small, setaceous. Llowers usually red or puip^. 

 iu axillary spikes or racemes. Eracts usually small and deciduous. Bracteoles 

 none. Standard usually silky-pubescent outside. 



A verv large a 



ciully numerous iu tro] 



ind distinct genus widely spread over the warmer regions of the S^^^*^' ^^^^ 

 iu tronical and southern Africa. Of the Australian species 9 out ot t 



herbaceous ones are common in India, the remaining 2 herbaceous ones and the o s i . 

 ones are all endemic. 



Calyx-lobes very much longer than the very short tube. Herbs or 

 undershrubs (except /. rugosa). 

 Leaves simple, nearly sessile. 

 Leaves linear or narrow-oblong. 



Flowers in short sessile spikes. Pod globular, 1-seeded . . 1. L Uni/oha. 

 Flowers in long ptdmculate racemes. Pod linear, several- , . jj^ 



seeded , i.I.h¥^P¥ 



Lea\ es cordate-ovate. Pod short, usually 2-seeded \ \ \ • 2. I- cordifoh^- 

 Leaflets single, ovate, rugose, very white, on a petiole of 3 to 4 



hues 13. /. rngosiu 



'Leaves pinnatcly 3-foliolate. Flowers scarcely 2 lines long, in 

 very short sessile spikes. 

 Plant conspicuously glandular-dotted. Ovules 2. Pod ovoid- , , 



oblong, 2 lines long, refleied, pubescent and glandular . . 4. /. y/^«^'^''^ 



