572 ENUMERATION OF LEGUMINOS. 
Tropical Africa. Sandy situations in Walo, near Dagana, 
Leprieur and Perrottet ! Galam and in the Sahara, Heudelot ! 
74. C. iodina.—Chrysocalyx rubiginosa, Guill. et Perrott. 
Fl. Seneg. 1, p. 158.—A me non visa. 
"Tropical Africa. Sandy situations at Lamsar, near Saint 
Louis, Leprieur and Perrottet. i 
75. C. macrocalyæ (sp. n.), decumbens v. adscendens, sti- 
pulis lineari-subulatis, petiolo brevissimo, foliolis inæqualibus 
oblongo-ellipticis lanceolatisve supra glabris subtus cauleque 
adpresse pilosis, racemis densis capitatis paucifloris, bracteo- 
lis lineari-subulatis calyce villoso brevioribus, ovulis sæpius 
6, legumine ovoideo dense ferrugineo-villoso calyce valde 
aucto breviore.— Habitu C. atrorubenti, foliis C. ebenoidi 
accedit. Capitula subglobosa 4-6-flora, intra folia suprema 
sessilia v. pedunculo pollicari insidentiæ. Calyces per an- 
thesin vix 4 lin. longi, fructiferi duplo majores. 
Tropical Africa, Heudelot ! in Herb. Hook. 
76. C. ononoides (sp. n.), herbacea, diffusa, ramulis laxe 
pilosis, stipulis parvis lineari-subulatis, petiolo brevi, foliolis 
oblongo-ellipticis lanceolatisve acutis mucronulatisve supra 
glabris subtus adpresse pubescentibus, racemis plurifloris glo- 
 boso-eapitatis, bracteis lineari-subulatis calyce longioribus, 
calycis villosi laciniis lanceolato-subulatis corollam eequanti- 
bus, ovario pauciovulato.— Capitula intrafolia suprema ses- 
silia ad apices ramorum brevium axillarium. 
Sierra Leone, G.Don! 
77. C. atrorubens (Hochst.! Herb. Un. Itin. Nub. n. 265), 
diffusa, ramosissima, stipulis lineari-subulatis, petiolo brevi, 
foliolis cuneato-oblongis obtusis supra glabris subtus ramu- 
lisque pilis longis laxis subeanescentibus, racemis subglobosis 
paucifloris, bracteolis setaceis calyce brevioribus, calycis 
pilosissimi laciniis lanceolato-subulatis, ovulis 8-10, legumine 
oblongo-conoideo apice piloso calycem paullo auctum su- 
perante. ; 
Tropical Africa. Amongst thickets of Zizyphus, near the 
town of Obeid in Cordofan, Kotschy ! 
