I 



206 



LEGUMINOSiE. LXXIX. Indigofera. 



nearly terete, hardly 3-times longer than the calyx. ^2 . ? S. legumes straight, spreadingly deflexed, tetragonal, acute, S-IO- 



Native of the East Indies. 

 Mysore Indigo. Shrub, 

 . 10 L echina'ta (Willd. spec. 3* p. 1222.) leaves obovate, 



seeded. ©. S. 



Flowers purple. 



Fl. July, Aug. Clt. 18ii0. PL 1 ft. 



19 I. tkifolia'ta (Lin. amoen. 4. p. 327.) pl^nt ascending, 



Native of Bengal. 

 LeschenaulC s Indigo. 



glabrous ; stem prostrate, compressed at the apex ; racemes rather pubescent, exstipulate ; leaflets 3, oval-oblong, pilose, 

 axillary, about equal in length to the leaves ; legumes falcate, mucronulate ; flowers axillary, almost sessile, glomerate; legume 

 echinated. ©. S. Native of Tranquebar. I. prostr^ta, Roxb. obsoletely tetragonal, pendulous, scabrous, 3-6-seeded. ©,?S. 



but not of Willd. Flowers purple. 



- ^cAma^erf-legumed Indigo. PI. prostrate. 



11 I. coRDiFOLiA (Roth, nov. spec. 357.) hoary and pilose ; 

 leaves simple, cordate, roundish, mucronate, almost sessile ; 

 flowers axillary, sessile. ©. S. Native of the East Indies. 

 Flowers small, purple. 



Cordate-leaved Indigo. PL prostrate. 



§ 



OllgophijUa (from oXtyog, oUgos, few, and ^yXXoy, slender,' diffuse 



pht/llonj a leaf; in reference to the species contained in this 

 section having the leaves composed of very few leaflets), Z). C. 

 2)rod. 2, p, 222. Petiole elongated. Leaflets 1 or 3, terminal 



Native of the East Indies. Lateral leaflets opposite. Flowers red. 

 Trifoliate Indigo. Fl. July, Aug. Clt. 1816. PI. ascending. 



20 L akista'ta (Spreng. syst. 3. p. 273.) leaflets 3, spatu- 

 late, mucronately-awned, hoary from hairs on both surfaces; 

 pedicels axillary, 1-flowered; calycine segments capillary anJ 

 plumose. O. G. Native of the Cape of Good Hope. 



AivnedAeaved Indigo. PL decumbent. 



21 I. multicau'lis (D. C. prod. 2. p. 223.) stems numeroui, 



leaflets 3, oblong- 



stipulas subulate, small ; 

 cuneated, obtuse, mucronulate ; flowers axillary, sessile, glo- 

 merate ; legumes pendulous, compressed, acute, 5-6-seeded, 

 scabrous from adpressed pili, which are fixed by their centre, as 

 well as the stems and leaves. ©. G. Native of Nipaul I 



one stalked, the rest lateral, usually only one pair 



12 I. monopiiy'xla (D. C. prod. 2. p. 222.) leaves and triftdiata, D. Don, prod. fl. nep. 245. The terminal leaflet ofl 



branches hoary from adpressed down; petiole furnished with a short petiole. Legume obsoletely tetragonal. D.Don. Flowen 



2 little stipvdas at the base ; leaflet one, obovate, mucronate, small, red. 



feather-nerved; racemes much longer than the leaves ; corolla 

 clothed with rufous villi ; legume spreading, straight, somewhat 

 compressed, clothed with rufesceut down. Pj . G. Native of 

 New Holland, on the eastern coast. A very distinct species : 

 the leaves appear impari -pinnate, but are reduced to the terminal few-flowered ; legumes hairy, 



leaflet. 



One-leaved Indigo. Shrub 2 feet. 

 . 13 I. diphyYla (Vent, choix. t. 30.) plant decumbent and 



Many-stemmed Indigo. FL July. PI. diflfuse, 

 22 I. GRACILIS (Spreng. syst. append, p. 285.) stem diffuse, 

 branched, smoothish ; leaflets 3, elliptic, mucronate, glabrous 

 above, hut rather strigose beneath ; stipulas subulate ; racein^ 



reflexed, few-seeded. ^ • S- 

 Flowers red or purple. 



pubescent ; leaves petiolate, bifoliate ; leaflets ovate, one of which 

 is terminal the other lateral and smaller : racemes lenrrth of 

 leaves; legumes arched, compressed, 2-4-seeded. O.S. Na- 

 tive of Africa. Flowers small, rose-coloured. 



Far. l3, lanuginosa (D. C. prod. 2. p. 223.) plant clothed with 

 lanuginous strigae; stem and legumes very hispid. 0. S, Na- 

 tive of Senegal. I. glauca, Perr. in litt. but not of Lam. 



Tno-leaved Indigofera. Fl. July, Aug. Clt. 1815. PI. dec. 



14 I. suBULATA (Vahl. in Poir. suppl. 3. p. 150.) erect, 

 glabrous ; leaves petiolate, trifoliate ; leaflets ovate-elliptic, the 

 lateral leaflets seldom absent ; racemes slender, shorter than the 

 leaves ; legume reflexed, slender, terete, acuminated, many- 

 seeded. 0. S. Native of Guinea (Thonning), Jamaica (Ber- 

 tero). I. mucronata, Spreng. in herb. Balb. Stipulas subulate. 

 Flowers pale-red. 



Subitlate-sx\ipv\ed Indigo. PI. 1 foot. 



Native of the Cape of Good Hope. 



Slender Indigo. Shrub diffuse. 



23 I. Timorie'nsis (D. C prod. 2. p. 223.) erectish, hoary in 

 every part from adpressed pubescence, which is fixed by 

 centre; leaflets 3, obovate- oblonof, fflandless ; racemes axillaiy* 

 length of petioles ; legumes spreading, tetragonal, straignr, u 

 seeded. 0. S. Native of the East Indies. 



Timor Indigo. PL 1 foot. , ^ 



24. I. GLANDULo SA (Willd. spcc. 3. p. 1227.) erect ; hrancnp 

 angular, rather pilose ; leaflets 3, oblong-obovate, pilose ^ 

 neath, and covered with glandular dots ; racemes shorter than 

 petioles ; legume muricated. - ^ ^'-'— -^^^'^ ^'^'^ ^^^"^ 

 Flowers purple. 



Glandular Indigo. 



25 I. 



0. S. Native of the East 



Fl. July, Aug. 



Clt. 1820. Pl-l/^t 

 223.) plant difius^ 



iRsiFOLiA (D. C. prod. 2. p. ^^^*f r- ,, ^ 

 rather hoary from adpressed pubescence, which is fixed y 



centre ; leaflets 1 or 3, oblong, the terminal one ^^"g^^^\ 1^ 



solitary, alternate or opposite; peduncles ^"^'^.^^^^^^'i^^ei 

 longer than the petioles ; legumes straight, spreadiiigly dene ^ 



Diverse-leaved Indiffo. 



PI. diffuse. 



15 I. cLiTORioiDEs; plant hairy, herbaceous, branched; rather downy. 0.?S. Native of Bourbon, 

 leaves ternate ; leaflets lanceolate, obtuse ; racemes elongated, finger high, suffruticose at the base, 

 axillary ; legume hairy, straight. 0. S. Native of Sierra 

 Leone, in arid places. Flowers flesh-coloured. 



Clitoria-like Indigo. PL 1 foot. 



16 I. ELONGA^TA ; hcrbaccous, erect; stem simple; leaves 

 ternate; leaflets elliptic, acute, hairy ; racemes elongated, axil- 

 lary; legume short, compressed, hairy. ©. S. Native of 



26 I. bracteolVta (D. C. prod. 2. p. 22S.) s^em herbaje^J^ 

 erect, much branched; branches terete, rather hairy, at l^ 

 glabrous ; cauline leaves few, impari-pinnate, havmg ^.^^ 

 leaflets, those on the branches bractea-forrned, oval, ^^^^* ,'t j,*, 



Sierra Leone, in arid places. 



E longated-TSLcemed Indigo, PI. 1 foot. 



17 1. PitosA (Poir. suppl. 3. p. 151.) branches slender, pilose; 

 leaves of 1 or 3 elliptic leaflets, on short petioles ; pedicels axil- 

 lary, 1-flowered; calyxes hairy. ©. S. Native of Guinea. 

 Flowers red. 



Pilose IndiiTo. PI. 1 foot. 



pie, 



all covered with adpressed bristles ; legume 



1-2-seeded. (^. S. 



acute, compressed, 



Crotalaria bracteolata, Perr. in 



0. 

 litt. 



Native of Sen^ 



Perhaps the 



branches are elongated peduncles, furnished with ^^^ !| ^^^35. 

 teas, and bearing solitary flowers in the axils of these bra 



nng solitary 

 Bracteolate Indigo. PI. 1 foot. 



clotb^ 



27 I. BiFtoRA (Roth. nov. spec. S5S.) shrubby, erect, ci 

 with rufescentdown ; leaflets 1-3, elliptic, acummated, ^'^ ^r^^ 



18 1. Leschenau'ltit (D. C. prod. 2. p. 223.) branches an- scabrous; peduncles axillary, 2-flowered, equal 

 gular, finely pubescent ; leaves on long petioles, trifoliate ; 

 leaflets oval, obtuse, terminal one largest ; racemes shorter than 

 the leaves, many-flowered, sessile, only bearing fruit at the base; Two-Jtowered Indigo 



m length W 

 petioles; legume ovate, 2-seeded, mucronate, glabrous. 

 Native of the East Indies. Flowers dark-purple. 



Shrub 1 to 2 feet. 



s. 



"V^' 



"mt- 



