368 LIV. MELASTOMACES. [ Dissotis 
1860. No. 916. An erect branched shrub, 4 to 6 ft. high ; stems 
numerous ; leaves ovate or ovate-lanceolate, tomentose ; flowers large, 
handsome, violet-purple. In thickets by streams near Lopollo; 4. 
April 1860 ; fr. Dec. 1859. Cox. Carp. 574. 
4, AMPHIBLEMMA Naud. ; Benth. & Hook f. Gen. Pl.i. p. 754. 
1. A. cymosum Naud. in Ann. Sc. Nat., Sér. 3, xv. p. 51 (1851), 
and xiv. t. 7. f. vii, (1850) ; Hook. f. in Oliv. Fl. Trop. Afr. ii. p. 
456; Cogniaux in DC. Monogr. Phan. vii. p. 528 (1891). 
Melastoma cymosum Vent. Jard. Malm. t. 14 (1803). dH. 
corymbosa Sims Bot. Mag. t. 904 (1806). Heterotis (sp.), Benth. 
in Hook. Niger Fl. p. 352 (1849). 
GoLtunco ALTo.—A suffruticose herb, 24 to 33 ft. high; stem 
tetragonal ; leaves membranous, rather rigid, intensely green ; flowers 
violet-purple. In densely shaded situations by the sides of streams 
among the mountains of Serra de Alto Queta, sparingly ; fl. Jan., fr. 
March 1856. No. 901. <A perennial herb, 23 to 4 ft. high ; stem 
4-winged ; leaves very large, pale green; flowers rosy ; petals very 
caducous. At the cataract, Zengas de Queta, rather rare ; capsules 
and seeds, March 1856. CoLu. Carp. 569. 
CazENGO.—In the very dense, elevated forests of Muxafila, on the 
left bank of the river Luinha, very rare ; fr. and very few fl. June 
1855. No. 902. 
5. MEMECYLON L.; Benth. & Hook. f. Gen. Pl. i. p. 773. 
1, M. membranifolium Hook. f. in Oliv. Fl. Trop. Afr. ii. p 
462 ; Cogniaux in DC. Monogr. Phan. vii. p. 1135 (1891). 
Pungo ANDonGo.—A small tree, with whitish bark, blue flowers, 
and blue edible berries. In the primitive forests of Mata de Pungo, 
near Pedras de Pungo; fl. Jan., fr. May 1857. No. 912. 
2. M. polyanthemos Hook. f., i.c., p. 463; Cogniaux, p. 1160. 
Puneo AnDonGo.—A very elegant, patently branched tree of 10 to 
15 ft. ; leaves hard-coriaceous, uninerved, impunctate, glossy, ever- 
green ; flowers deep-blue, abruptly and acutely conical in the bud ; 
calyx-limb repand, 4-subdentate ; petals 4; stamens 8, erect ; anthers 
2-celled, white ; cells diverging at the base, dehiscing longitudinally ; 
ovary 2-celled. Berry spherical, beautiful clear-blue ; juice coloured 
deep-blue ; seed solitary (or very rarely 2), exalbuminous ; cotyledons 
fleshy, thick, very intricately conduplicate. In little rocky woods at 
the base of the gigantic rocks of Barrancos de Catete, near Catete, 
sporadic ; fr. and sparingly fl. Nov. and 5 Dec. 1856. A small tree 
of 12 ft.; fr. end of April 1857. No. 911. 
The following note from Welw. Synopse, p. 4, n. 7 probably refers 
to this, or possibly to the previous species of the genus, or to both; 
Ficalho in Bol. Soc. Geogr. Lisb. ii. p. 709 (1882) refers it doubt- 
fully to M. fascicwlare Planch., and in Pl. Uteis p. 184 (1884) to 
M. Vogelit Naud. :—“Cosanza” is the native name of a small 
tree of remarkable elegance, belonging to this family; it occurs 
chiefly in rocky forests from Pungo Andongo to Songo, and its 
wood is valued by the natives for the purpose of manufacturing 
various domestic and defensive implements, as, for instance, the 
