308 MR. E. G. BAKER ON THE 
3-6 mm. latis, petiolo communi 4-10 mm. longe preedita. Bracteole sub 
*alyee lineari-subulatee. Calycis lacinie lanceolato-subulatæ. Vexillum 
6-9 mm. longum. Ale oblong, carinwe subæquilongæ. Carina dorso rotun- 
data, 7-9 mm. longa. Legumen glabrum, sessile, 8-10 mm. longum. 
The type was from Sierra Leone, Yon! Hb. Mus. Brit. 
This species is widely distributed in Upper Guinea, Cameroons, Uganda, 
Haut Oubangui, Bongoland, Angola, Congo Region, British East Africa, 
Zanzibar, Rhodesia. 
Forma sTENOPHYLLA, Welw. MSS. 
Foliola longiora et angustiora, lineari-oblonga vel lineari-lanceolata. 
ANGOLA: Golungo Alto, Welwitsch No. 1930! Hb. Mus. Brit. 
Series 5. Flores in capitula globosa disposita. Bracteolæ late. 
Legumina paucisperma. 
113. C. NIGRICANS, Baker in Oliver, Fl. Trop. Afr. ii. 21 (1871); Oliver, in 
Trans. Linn. Soc. xxix. (1872) 51, tab. 26 A. 
Suffrutee 03-1 m. altus, pilis griseis brevibus indutus. Stipulæ parve, 
ovato-lanceolate. Folia trifoliolata, in sicco nigrescentia, foliolis oblaneeo- 
latis intermediis 12-18 mm. longis +6 mm. latis, petiolo communi 2:0—5:0 mm. 
longo suffulta. Flores ad apicem caulium et ramorum dispositi. Bracteolw 
suborbiculares vel ovato-acuminatee. Calya profunde 4-fidus. Corolla calyce 
brevior. Carina dorso rotundata, rostro brevi, unguiculata.  Legwmina 
immatura globosa, sessilia, sericea. 
German East Arnica: Mininga, Speke & Grant No. 183! Hb. Kew. 
Conao Reaton: Lukifwa, Adssner No. 2857! Hb. Brux. 
NyAsALAND : Tanganyika Plateau, Fort Hill, Whyte ! Hb. Kew. 
The leaves and calyx of this plant turn black when dried. Noticeable on 
account of the broad bracteoles and petioles 3-5 mm. long. 
Secr. IV. FARCTÆ, Benth. in Hook. Lond. Journ. Dot. ii. (1843) 583. 
Folia trifoliolata. Flores mediocres, in racemos multifloros dispositi. Carina 
calyce longior, apice rostrata. Stipules obsolete vel minute. — Legumina 
cylindrica vel oblonga, curvata, intus lana farcta. 
CLAVIS SPECIERUM. 
l. Carina 15-17 mm. longa, Bracteole ovate.......... ......... ... leucoclada. 
Carina 9-11 mm, longa... 6.6 eee eee eee ee een 2 
Carina 6-8 mm. longa ........ MED Me hh ee TED 3 
3.  Dracteolz oblongie, calycis tubo smpius breviores ,.,........... 1.7 Saltiana. 
Bracteolee lineari-lanceolate, calycis tubo longiores .............: 'ranchetiü. 
3. Bracteolæ elliptico-ovate. Foliola cuneato-obovata ......... eee farcta. 
Bracteole ovate vel obovate. Foliola obovata vel suborbiculari- 
obovata wee. cee ee eee eee eser rra SINN" Thomasi. 
