470 LXXXV. ASCLEPIADE.« (bROWN). 



Vpper Guinea. French Soudan : between the River Baule and tlie town of 

 Sikaso, Binger. 



This plant is called " Filcongo" by the natives of the region of the Upper Niger, 

 who eat its tubers, chiefly in the months of May and June, when their stores ot 

 millet and rice are used up. The measurements given above are partly taken from 

 the original description and partly from the figure which accompanies it. 



G. B. plocamoideSy Oliver in Trans. Linn. Soc. xxix. 112, t. 77, 

 fi,g. 1. Tuber large and fleshy, like a turnip, tasting something 

 like liquoiice {Grant). Stem repeatedly trichotomously or dichoto- 

 mously branched from the base, 8-9 in. high, glabrous. Leaves 2-3 J 

 in. long, J-^ lin. broad, linear, shortly and abruptly uncinate-mucronu- 

 late at the apex, glabrous. Flowers solitary, sublateral between the 

 bases of the leaves ; pedicels G-7 lin. long, glabrous, occasionally 

 bearing a linear bract at about their middle. Sepals l^-S lin. long, 

 glabrous. Corolla stellate-rotate, 5-lobed nearly to the base ; lobes 9-10 

 lin. long, 1-14 lin. broad at their base, lanceolate-linear, acute, glabrous, 

 dark purple {Grant). Outer corona 10-toothed; teeth in 5 contiguous 

 pairs, |-1 lin. long, deltoid-acuminate, ascending, glabrous : inner 

 coronal-lobes scarcely \ lin. long, oblong, obtuse, incumbent on the 

 backs of the anthers and shorter than them, dorsally adnate to the outer 

 corona, glabrous. — K. Schum. in Engl. Pfl. Ost-Afr. C. 327, and in 

 Engl. & Prantl, Pflanzenfam. iv. ii. 204, fig. 77, H, and 208. B. sp., 

 Thomson in Speke, Nile, Append. 040. 



IMCozamb. ]9ist. German East Africa : Uyansi ; in dry forest at Jiwa la 

 Mkoa, in the Mgunda Mkali, 3700 ft., Sveke Sf Grant ! 



7. B. Tavalla, K. Schum. in Enyl. Jahrh. xxviii. 459. Tuber 

 globose. Stems about 9 in. high, subsimple, subtomentose above^ 

 Leaves sessile, |— IJ in. long, ll— 2J lin. broad, linear-lanceolate, acute, 

 narrowed at the base, subtomentose on both sides. Flowers axillary, 

 solitary or in pairs ; pedicels 2-3 lin. long, subtomentose. Sepals 1 J 

 lin. long, lanceolate, acuminate, tomentose. Corolla rotate, violet, 

 green within, puberulous outside near the base, densely villous with 

 long '\dolet hairs within; tube 1\ lin. long; lobes 7J lin. long, linear, 

 somewhat dilated at the base. Outer corona not described ; inner 

 coronal-lobes | lin. long, overtopping the anthers, truncate, toothed. 

 Staminal-column J lin. long. 



XtCosaznb. Sist. German East Africa: Uhehe ; near Ilugaro, Goetze, 541. 



8. B. lineare, A. Bich. Tent. Fl. Ahjss. ii. 49, t. 72. Tuber 

 depressed-globose, about 2 in. in diam. Stems 3-4 in. high, branching 

 at the base, pubescent. Leaves lJ-2^ in. long, 1-1|- lin. broa.d, 

 ascending, linear, acute, narrowed at the base, scarcely petiolate, 

 glabrous. Flowers solitary or in pairs, sublateral at the nodes ; 

 pedicels l|-2 lin, long, slender, pubescent. Sepals about 1 lin. long, 

 lanceolate, acute. Corolla-tube campanulate, about 2 lin. long ; lobes 

 6-7 lin. long, linear- attenuate, very acute. Coronal-lobes arising from 

 the middle of the staminal-column, broadly obcordate, abruptly 



