REVISION OF THE AKltlCAN SPECIES OF EBIOSEMA. 235 



campanulati dentibus ovato-lanceolatis subacuminatis, vexillo ex- 

 terne pubesceiites ovario dense hii-suto 2-ovulato. 



Hab. In wooded thickets near Nene, Dist. Huilla, Angola ; in 

 flower in November, 1859, Welwitsc/i, No. 4122! 



A ferruginous and pubescent herb, G-8 in. high ; rootstock 

 knotty, branched, with elongated fusiform tubers. Stems sub- 

 ca^spitose, prostrate-ascending, rather slender. Leaves trifoliolate ; 

 common petiole ^-^ in. long; stipules ovate, ^ in. long, pubescent; 

 leaflets oval, rounded or nearly so at both ends, chartaceous, softly 

 pubescent and dull green on the upper surface when young, paler 

 and marked with ferruginous pubescent veins on the lower surface, 

 the terminal one l^-li by ?,-l^ in., the lateral ones f-1^ by ^-f in. ; 

 petiolule of the terminal leaflet ^-^ in., of the lateral leaflets very 

 short. Inflorescence axillary, mostly 8-flowered ; flowers yellowish, 

 f in. long, mostly 3 near together on short pedicels at the extremity 

 of the pubescent ferruginous peduncles of 2 in. more or less ; 

 occasionally 1 or 2 other flowers occur lower down on the peduncle ; 

 lateral flowers patent. Calyx -J in. long, pubescent on both sides, 

 especially outside, obliquely campanulate, deeply 5cleft; lobes 

 ovate-lanceolate, somewhat acuminate. Standard pubescent out- 

 side. Ovary densely hairy ; ovules 2. 



Nearly related to E. tuberosum Hochst., an Abyssinian species. 



41. E. filipendulum Welw. MS., n. sp. Herba radice fili- 

 pendula tuberosa, caulibus prostratis adscendentibus vel erectis, 

 foliis plerumque trifoliolatis ad basin iuterdum simplicibus, foliolis 

 oblongis acutis subcoriaceis utrinque cinereo-hirsutis, foliolis late- 

 ralibus in^quilatcralibus penninervatis, stipulis lanceolatis, floribus 

 racemosis subdepressis, racemis quam foliis longioribus vel sub- 

 longioribus, calycis campanulati dentibus lanceolatis externe griseo- 

 hirsutis, ovario pilose 2-ovulato, legumine juniore dense rufo-villoso. 



Hab. In dry thickets near Lopollo, Distr. Huilla, Angola ; in 

 flower in December, 1859, Welwitsch, No. 4097 ! 



A dwarf hoary hirsute herb, 2-4 in. high ; rootstock woody- 

 wiry, leading down to a napiform or fusiform tuber or tubers. 

 Stems several from the crown of the root, prostrate-ascending or 

 erect, not much branched above, shaggy with white hairs. Leaves 

 mostly trifoliolate ; common petiole shaggy, ^-^ in. long ; stipules 

 lanceolate, parallel-nerved, hirsute at the back, ^-^ in. long; 

 leaflets narrowly elliptical, usunlly acute and apiculate at the apex, 

 rather obtuse at the base, flrmly chartaceous, hirsute beneath, 

 sparingly so above, 1-2 in. long by ^-| in. broad, the lateral ones 

 rather smaller ; terminal petiolule ^-^ in. long, shaggy ; lateral 

 ones very short. Inflorescence lateral, erect or at length arching, 

 many-flowered, ^-1 in. long ; peduncles hirsute, 1-2 in. long ; 

 flowers whitish, dense, patent-nodding, subsessile, f in. long. 

 Bracteoles subulate, ^ in. long. Calyx ^ in. long, shaggy with 

 white hairs outside, glabrous inside, rather deeply 5-lobed ; lobes 

 lanceolate, acutely acuminate. Standard rather hairy at the back. 

 Ovary densely pilose, 2-ovuled. 



Nearly related to E. leucantJaim Welw., from which it differs by 



