Operculina| LXXXVII. CONVOLVULACEH, 731 
coloured flowers which are open from 10 a.m. to 3 p.m. Roadway 
leading to Menha-Lula, at the outskirts of the forest and in thickets 
which luxuriate in places neglected after cultivation, plentiful ; fl. and 
fr. beginning of June 1855. No. 6167. A twining undershrub, 
climbing far and high ; flowers very crowded, of a deep sulphur-yellow 
colour, red at the bottom. By thickets near the borders of the forest, 
plentiful, at the banks of the river Coango ; fl. and fr. July 1855, and 
in Sobato Mussengue, fr. Aug. 1855. No. 6168 and Con. Carp, 767. 
Punco AnponGco.—At Calundo ; fl. May 1857. No. 6166. 
10. LEPISTEMON Blume; Benth. & Hook. f. Gen. Pl. ii. 
p-. 873; Hall. f. in. Engl. Bot. Jahrb. xvi. p. 583 (1893). 
Lepidostemon Hassk. Cat. Hort. Bog. Alt. p. 140 (1844). 
1. L. africanum Oliv. in Hook. Ic. Pl. xiii. p. 54, t. 1270 
(1878) ; Hall. f., Z¢., xviii. p. 123 (1893). 
Ipomea owariensis P, Beauv. Fl. Owar. ii. p. 41, t. 82 (1818 2). 
Gotuneco ALTo.—A twining, very widely climbing, annual and 
triennial herb, beset throughout except the corolla with stinging 
pilose hairs; calyx 5-cleft, ventricose ; corolla milk-white, salver-shaped 
constricted at the throat ; the tube ventricose ; the limb spreading, 
pentagonal ; stamens 5, inserted at the back of large concave connivent 
scales which are pilose outside and cover the ovary, included ; anthers 
sagittate, large, 2-celled, introrse, dehiscing longitudinally ; ovary 
surrounded by a tall rather fleshy truncate cup, sessile, ovoid, 
appreciably narrowed into the style; style rather thick, gradually 
attenuate, crowned with the large capituliform stigma, at the time of 
the flower occupying the centre of the staminal scales and exserted 
while the remaining parts of the ovary are covered by these scales ; 
ovary 4-celled, the cells uni-ovulate. At the outskirts of forests and 
in reedy thickets, plentiful and almost everywhere, in Sobato de 
Bumba and in Mussengue ; fl. and young fr. May 1855. No. 6145. 
A powerfully stinging herb, with white salver-shaped flowers. By 
reedy thickets near Cacarambola; fl. June 1856. No. 6145). A 
climbing twining stinging herb; fr. June 1857. Coun. Carp. 782. 
A persisting herb; root tuberous; stem long, twining, beset with 
stinging hairs. At the margins of forests in Sobato de Bumba ; 
fr. beginning of Sept. 1855. Cou. Carp. 780. A twining, widely 
climbing herb, beset with itching hairs; flowers white, subcam- 
panulate. At the outskirts of forests in Sobato de Mussengue ; ripe 
fr. middle of Sept. 1856. Con. Carp. 781. 
11. IPOMGA LI. ; Benth. & Hook. f. Gen. Pl. ii. p. 870, partly ; 
Hall. f. in Engl. Bot. Jahrb. xvi. p. 583 (1893). 
1. I. geminiflora Welw. Apontam. p. 590, n. 79 (1859); Rendle 
in Journ. Bot. xxxu. p. 174 (1894). 
Loanpa.—An annual herb, branched from the base; branches 
elongate virgate, prostrate, scarcely twining, hirsute and reddish at the 
apex ; leaves glaucous, cordate-ovate, hastate-auriculate, slightly fleshy ; 
peduncles axillary, in pairs, bracteolate at the base, deflected in fruit ; 
calyx red-glandular ; unexpanded corolla sulphur-coloured, but little 
or hardly exceeding the calyx ; filaments inserted at the base of the 
corolla-tube, naked ; anthers nearly triangular, 1 or 2 without pollen ; 
ovary ellipsoidal-conical, girt at the base with a high discoid ring, 
2-celled, the cells biovulate ; style solitary, firm, rather short, crowned 
