THE INDIGOFERAS OF TROPICAL AFRICA 237 
Var. gr avatar Schweinf. / 
Hab. Nie Lanp. evant “Geleb, Schweinfurth, 
Var. deride Rich. Fl. Abyss. i. p. 185 (1847). 
Hab. Nuwez Lanp. Abyssinia, Petit. 
Forma densissima Chioy. in Ann. Ist. Roma, 1903, p. 91. 
I. spinosa, Terrac. FI. Anfilah, p. 23. 
Hab. Nimz Lanp. 
ope te Ror peas os a sah 
Nive Lanp. Abyssinia, Roth! 
The pod i is ‘Sshualy scared with stalked glands. 
Group X. Tricnoropz. Leaves imparipinnate. Flowers solitary 
or geminate on slender peduncles from the axils of the leaves. 
* Peduncles 2°5-5-0 em. long. 
. I. rricnoropa Leprieur i Guill. & Perr. Fl. Seneg. p. 177, 
t. 7 (aad) ; Baker, J. c. p. 78 ). 
GUINEA. Senegal, Perrottet, no. 180! M. Bidjem! 
Senegambia, Heudelot, no. 272 
** Peduncles 1°5-2°0 cm. i (in I. sparsa Baker, var. Ma cas 
Bak. fil., shorter). er: slender. Leaflets 3-7. 
61. I. sparsa Baker J. c. p. 79. 
Hab. Nixes Lanp. hives Schimper (18638), no. 204! type. 
GaLLa gua os. Turro, Riva, 
Var. nov. bongensis. Annua. Caulis tenuis herbaceus erectus 
ramos us . 10 em. altus. Folia plerumque pinnatim trifoliolata 
foliola subtus pallidiora oblonga vel oblongo-lanceolata quam foliola 
typi longiora et angustiora 5-9 mm. longa, 2°5-3 mm. lata. Pedun- 
oul graciles 1-2-flori, 5-10 mm. longi. a subcylindricum 
rectum oolyeveraied (8-12) maeecoeneain glabru 
Hab. Lanp. Bongoland, Gir, Kokweinftorth no. 2526! ; 
Schimper, no. reed from Mai Mezano, ‘Abyssinia, is very closely 
ed to J, spar 
*** Peduncles 1-0-1'5 cm. long. 
© Herbaceous. Legume strigose, 8-15-seeded. Leaflets generally 
7-9, oblong-obovate. 
62. I. aMBELACENSIS Bahwikns in Bull. Herb. Boiss. 1896, App. ii. 
. 237. 
. Hab. Nite Lanp. Eritrea, Ambelaco, Schweinfurth. 
© © Suffruticose. Legume strigose or glabrescent, rig 
Leaflets 9-13, small, oblong, or oblanceolate 
68. I. brevicalyx, sp.nov. Suffrutex. Radix ‘gies. Multi- 
caulis. ules diffusi ascendentes ramosi teretes deorsum glabri 
+ I. nigritana HE. f., Z cuneate Bakar elegans Schum. & Thonn., and 
I. monantha Bak. fil. agree 
