ADDENDA. 619 
loosely paniculate, up to 4 in. long, with a filiform and often curled 
rhachis. Pedicels 24-7 lin. long; sepals 4 lin. long, oblong-ovate, 
acute, very shortly ciliolate. Corolla 4-44 lin. in diam., greenish with 
violet veins, very much twisted when in bud; lobes very obliquely 
subelliptic, ciliolate at the apex. Staminal-column } lin. long, Coronal- 
lobes tuberculate. 
Upper Guinea. Cameroons: Bipinde, Zenker, 1820; Batanga, Dinklage, 
911; banks of the River Lobe, Dinklage, 1237. 
8a. Tylophora dahomensis, K. Schum. in Engl. Jahrb. xxxiii. 
329. Stem twining, slender, puberulous. Leaves spreading; petiole 
34-6 lin. long ; blade 4~1? in. long, 4-13 lin. broad, elliptic, apiculate 
or very shortly cuspidate, rounded or acute at the base, thinly pubescent 
on both sides, with 2 glands at the base ; panicles (cymes ?) axillary, 
several-flowered, lax; peduncle 14-23 in. long, slender ; pedicels } in. 
long ; sepals ? lin. long, lanceolate, with a few hairs near the base; 
corolla rotate, lobed nearly to the base, brownish-red ; lobes 1} lin. 
long, lanceolate, glabrous ; coronal-lobes subulate, very much thickened 
at the base; style-apex depressed ; follicles 34-4? in. long, slender, 
pisiform. 
Upper Guinea: Dahomey, Newton. Togo: near Lome, Warnecke, 190. 
2. Sphzrocodon melananthus, V. /. Br. Add: Gymnema 
melananthum, K.Schum, ex Schlechter in Baum, Kunene-Samb. Exped. 
344. 
3a. Marsdenia stelostigma, XK. Schum. in Engl. Jahrb. xxxiii. 
330. Shrubby, with slender flowering branches, subtomentose on the 
young parts, becoming glabrous, Leaves spreading; petiole 24—5 lin. 
long ; blade 5-19 lin, long, 34-12 lin. broad, ovate or ovate-oblong, 
acute, rounded or subcordate at the base, minutely pilose above, sub- 
tomentose beneath. Flowers in sessile or pedunculate fascicles in one 
or both axils of a pair of leaves, at length elongating into racemes. 
Peduncle 0 to 5 lin. long. Pedicels up to 1} lin. long. Sepals 14 lin. 
long, oblong-lanceolate, acute, subtomentose. Corolla 2} lin. long, 
campanulate, deeply lobed, yellowish-white ; lobes oblong, obtuse, white- 
villous to the middle on the inner face. Coronal lobes } lin. long, 
oblong-lanceolate, acute. Staminal-column } lin. long; anther-appen- 
dages elongated. Style-apex produced into a slender process # lin. long, 
shortly 2-armed at the top. 
Wile Land. Somaliland: Tarro Gumbi in Boranland, Hllenbeck, 2080. 
2. Pergularia adenophylla, Schlechter & K. Schum. in Engl. 
Jahrb. xxxiii. 331. Stem or branches slender, twining, minutely 
puberulous on the young parts. Leaves herbaceous ; petiole }—1 in. 
long ; blade 13-23 in, long, 7-16 lin. broad, oblong-ovate, acute, rounded 
or subcordate at the base, glabrous, shining. Panicles (cymes?) 12 in. 
long, with congested subumbellate flowers. Pedicels ? in. long. Sepals 
