Combretum. ] LV, COMBRETACEE (LAWSON). 423 
broad, broadly lanceolate, slightly attenuated at the apex and obtuse, 
sparingly lepidote beneath. Flowers in racemes longer than the leaves. 
Calyx-tube quadrangular; limb cyathiform. Fruit very shortly pedi- 
cellate, about 8 lines long, nearly orbicular, lepidote ; wings papery, 
shining. 
Lower Guinea. Angola, Dr. Welwitsch! 
?. C. grandiflorum, Don; DC. Prod. iii. 21. Climbing shrub. 
Branches round, young ones hairy. Leaves opposite with very short 
hairy petioles, ovate-elliptical, shortly acuminate, 4 in. long, 2 in. broad, 
pubescent or at length glabrous. Flowers in short axillary and ter- 
minal spikes, secund, red, very large and handsome; bracts ovate, 
longer than the tube of the calyx. Calyx-tube lanceolate, very slightly 
constricted above the ovary, ? in. long, slightly puberulous on the out- 
side, glabrous or nearly so within, teeth triangular acute, disk 0. 
Petals as long as the limb of the calyx, narrowly obovate, veins widely 
spreading and freely inosculating. Stamens usually 10, sometimes 
only 8, far exserted. Fruit shortly stalked, nearly round, emarginate 
at the apex, 1Lin. long, 1 in. broad.—Poivrea grandiflora, Benth. in FI. 
Nigrit. 337, C. Afzelii, Don in Linn. Trans. xv. 487. 
Upper Guinea. Sierra Leone, 7’. Vogel and others ! 
Lower Guinea. Congo, Dr. Welwitsch ! 
8. C. constrictum, Las. Semi-herbaceous shrub with long strag- 
gling volubile shoots ; bark whitish. Leaves alternate, rarely Wd vain 
~3-4 in. long, obovate-elliptical, shortly acuminate, rounded or He 
scurely cordate at the base, glabrous except on the veins beneat ” 
covered with minute white dots above ; base of the petioles indurated, 
and forming short strong spines. Flowers collected at the ends of the 
short mostly terminal racemes. Calyx-tube narrow, { in. long i: limb 
2in, or longer, inflated at the base, trumpet-shaped above, pune 
within ; teeth triangular, acute. Petals clawed, linear-lanceolate, fringe 
With minute hairs. Fruit? .... —Poivrea constricta, Benth., FI. 
Nigrit. 337. P. mossambicensis, Klotzsch in Peters’ Mossamb. Bot. 78, t. 13. 
Upper Guinea. Sierra Leone, 7. Vogel! ‘ 
Lower Guinea. Congo, Smith ; Angola, Dr. Welwitsch! 
Mozamb. Distr. Lat. 7° S. (No. 5), Speke and Grant! Zanzibar, Speke! 
The following are some of the more conspicuous forms :— : ; ree 
a. Leaves hairy beneath, more rigid and with particularly prominent veins. Angola, 
growing between the heights of 2000 and 3000 ft. : : : ri 
8. Leaves much larger, coriaceous, glabrous, with very prominent veins, owers 
smaller, densely pubescent, in longer spikes. Angola, Dr. Welwitsch! 
a: Leaves smaller, obovate and more membranous. Flowers much shorter and stouter. 
ozambique, Dr. Peters. : 
Pac Leaves larger and more membranous, with reflexed apices. Flowers shorter and 
Stouter. Congo, Smith ! ; cee 
If these forms should not prove to be distinct, this is one of the most widely gsi 
buted as well as variable species. The whole group may be known by the more or Jes 
numerous white dots on the upper surface of the leaves. 
9. C. aculeatum, Vent. ; Choiv. d. Pl. 58. Shrub 10 ft. high, pa 
or ascending ; young shoots pubescent, bark pale, shedding off in 
