Shutereia | LXXXVII. CONVOLVULACE. T27 
lc. p. 78. Hewittia Wight (1837); Benth. & Hook. f. Gen. PI. ii. 
p. 873; Hall. f. in Engl. Bot. Jahrb, xvi. p. 581 (1893). 
1. S. bicolor Choisy, /.c., p. 486. 
Convolvulus sublobatus L. f. Suppl. Pl. p. 135 (1781). C. bractea- 
tus Vahl, Symb. iu. p. 25 (1794). C. bicolor Vahl, lc. Hewittia 
bicolor Wight in Madr. Journ. Sc., ser. 1, v. p. 22 (1837). 4. sub- 
lobata O. Kuntze, Rev. Gen. Pl. ii. p. 441 (1891); Hall. f., Zc., 
xviii. p. 111. Jpomea benguelensis Baker in Kew Bull. 1894, p. 69. 
Loanpa.—A perennial, bright green, densely leafy herb, climbing 
far and widely ; flowers twice as large as in Thunbergia alata, deep 
orange in colour, violet purple at the bottom of the tube. In fields at 
Loanda, March 1854. Cou. Carp. 761. 
GoLuNGo ALTO.—A sarmentose-twining herb, quite likea Thunbergia 
in habit; calyx herbaceous-creen, the outer sepals larger than the 
rest ; corolla sulphur in colour, atropurpureous inside at the base 
especially about the insertion of the stamens ; stigma capitate. On the 
lower thickets and on reed-beds ; also rarely on the ground, principally 
in Sobato de Bumba; fl. and fr. July 1855, No. 6225. A perennial, 
twining herb, climbing widely but not high: flowers capitate-involucrate ; 
corolla very fugacious ; the young ones shortly campanulate, sulphur- 
yellow, dark purple at the base inside ; the limb 5-crenate, 5-plicate ; 
the folds longitudinally pilose- bearded ; the beard long, prominent as 
pencils at the tips of the folds ; anthers violet- coloured, comparatively 
large, thick, curved ; stigma capitate-bilobed, the lobes almost totally 
separate. In bushy woods, climbing on Manhiot, wild ; near N-delle, 
few fi. middle of April 1856 ; Moangue N-delle; fl. May 1856. No. 6221. 
Ampaca.—Corolla funnel-shaped, pale sulphur in colour, dark purple 
inside at the bottom; the limb rugose-crispulate, 5-plicate ; one 
stamen constantly higher than the rest; anthers white; stigma bicapi- 
tellate, the capitella white, ovoid; the old ones furrowed above, 
diverging at an obtuse angle; capsule 4-furrowed, pilose. In the lower 
thickets and in rather dry sparingly grassy places near the banks of the 
river Coango and near Quibixe ; fl. and young fr. Aug. 1856. No. 6224. 
“ire Oet 1859; 
No. 6127. 
8. MERREMIA Dennst. Schliiss. Hort. Malab. p. 54 (1818); 
Hall. f. in Engl. Bot. Jahrb. xvi. p. 581 (1893). 
Ipomea Benth. & Hook. f. Gen. Pl. i. p. 870, partly. Con- 
volwulus Benth. & Hook. f., l.c., p. 874, partly. 
1. M. pterygocaulos Hall. f., /.c., xviii. p. 113 (22 Dec. 1893). 
Convolvulus pterygocaulos Steud. in Pl. Schimp. Abyss. i. n. 630 
(U. 7., 1842). Ipomea pterygocaulos Choisy in DC. Prodr. ix. 381. 
GoLuNGo ALTO.—Stem acutely and broadly winged, widely climbing ; 
flowers campanulate, white. In bushy places at the rivulet Cuango, 
near Canguerasange ; fl. Oct. 1854. No. 6164. Stem twining, climbing 
high, fleshy, 3-winged ; the wings broad, reddish ; corolla campanulate, 
snow-white, coloured inside with a purplish ring which forms a belt 
above the insertion of the stamens and radiates upwards. By 
thickets and in reed-beds near Bango and Sange, rather rare ; and more 
plentifully at the base of the Queta mountains ; fl. June and July 1855. 
No. 6143. At Sange; fl. and fr. June 1856. No. 6165. 
The pollen is globose and not spiny. 
