86 XLvn. § PAPILI0NACE2E (baker). [Indigofera. 



elongated on slender peduncles 2-3 in. long. Bracts linear-lanceolate, 

 argenteous, equalling the pedicels which are about half a line long. 

 Calyx tubular, argenteous, f line deep, the teeth lanceolate-deltoid, 

 reaching nearly halfway down. Corolla purplish, four times as long- 

 as the calyx. Pods deflexed, an inch long, J in. thick, linear, mucro- 

 nate, argenteous, 6-9-seeded. — Tephrosia crotalarioides, Klotzsch in 

 Peters' Mossamb. Bot. 45. 



Mozamb. Distr. Zambesi land, Peters! 



Very like /. trita, from which it may be known by its calyx and subsessile leaves. 



53. I. medicaginea, Welw. mss. Annual or biennial with slender 

 prostrate stems a foot or more long, several times forked with a few ad- 

 pressed grey bristles upwards. Stipules setaceous, very minute. 

 Petioles 3-4 lines. Leaflets 3 (often 1 in the annual form) green with 

 a few adpressed grey bristles on both sides, the central one 6-8 lines 

 long, roundish or broad-obovate, blunt with a faint mucro, distinctly 

 stalked, the side ones smaller opposite. Racemes 6-20-flowered, 9-18 

 lines long on very slender peduncles 6-12 lines long. Lower pedicels 

 3-4 lines long patent or erecto-patent. Calyx J line long, thinly 

 hispid, the lanceolate teeth as long as the tube. Corolla bright red, 

 I in. long, the standard J in. broad, glabrous externally. Pod linear, 

 \ in. long, densely grey-pubescent, upcurved, 8-9-seeded. 



Lower Guinea. Pungo Andongo, Angola, Dr. Welwitsch ! 



54. I. oxalidea, Welw. mss. A trailing perennial herb with copi- 

 ously branched stems a foot or more long, the slender flexuose branches 

 inconspicuously grey-hispid. Stipules a line long, setaceous, persistent. 

 Petiole shorter than the stipules. Leaflets 3-5, obovate-oblong, firm, 

 bright green and subglabrous above, glaucous and inconspicuously . 

 grey-hispid beneath, blunt with a faint mucro, 4-6 lines long, the ter- 

 minal one stalked, the side ones alternate. Racemes laxly 6-20- 

 flowered on peduncles 3-6 lines long, finally 12-18 lines long. Pe- 

 dicels very short, the lower cernuous. Calyx | in. deep, thinly grey- 

 hispid, the linear-setaceous teeth reaching down nearly 1o the base. 

 Corolla purplish-red, half as long again as the calyx, the' standard | in. 

 broad, grey-silky externally. Pod deflexed, linear, J-f in. long, 1 line 

 broad, glabrescent, nearly straight, tipped with a persistent style a line 

 long, 3-4-seeded. 



Lower Guinea. Huilla, Benguela, Dr. Welwitsch 1 



55. I. trita, Linn.f. ; DC. Prod. ii. 232. Annual or biennial with 

 firm copiously branched ascending stems, slightly shrubby down- 

 wards, densely clothed upwards with adpressed grey bristles. Stipules 

 setaceous, persistent, 1^-2 lines. Petioles 6-9 lines. Leaflets 3, very 

 rarely 5, oblong or ovate or obovate-oblong, blunt with a faint mucro, 

 green and scabrous above, glaucous and densely clothed with brittle 

 grey bristles below, the central one 6-12 lines long, distinctly stalked, 

 the side ones usually opposite. Flowers in copious short-peduncled 



