308 CI. VERBENACEE (BAKER). [ Clerodendron. 
Var. macrosiphon, Baker. Branchlets, calyx, and corolla-tube pubescent—C. 
macrosiphon, Hook. f. in Bot, Mag. t. 6695. 
Mozamb. Dist. German East Africa: in Usaramo, Kirk ! 
Introduced into cultivation by Sir John Kirk in 1881. 
50. C. rotundifolium, Oliv. in Trans. Linn. Soc. xxix. 132, t. 89. 
A shrub, with densely pubescent woody branchlets. Leaves opposite, 
distinctly petioled, orbicular, not cordate, crenate, about 3 in. long and 
broad, obscurely pubescent above when mature, densely pubescent 
beneath. Cymes terminal, peduncled, lax, few-flowered ; pedicels long, 
pubescent ; bracts linear. Calyx pubescent, } in. long; tube short, 
campanulate ; lobes ovate, acuminate. Corolla-tube slender, pubescent, 
24 in. long, dilated at the apex; lobes obovate, }-} in. long. Stamens 
3 times the length of the corolla-lobes. 
Nile Land. British East Africa: Ruwenzori; Mubuku Valley, in the Toru 
district, 4000 ft., Scott-Elliot, 7571! 
Mozamb. Dist. German East Africa: Karagwe, Speke & Grant, 461! 
51. ©. Greyi, Baker. A shrub, with finely pubescent branchlets. 
Leaves opposite, shortly petioled, cordate-ovate, obscurely crenate, del- 
toid at the apex, 2 in. long and broad, densely pubescent on both sides. 
Cymes few-flowered, peduncled, forming a lax ample terminal panicle ; 
branchlets finely pubescent ; pedicels short. Calyx finely pubescent, 
% in. long; tube campanulate; teeth ovate, rather shorter than the 
tube. Corolla-tube above | in. long; limb oblique, ? in. long; lobes 
obovate, not reaching down to the base. Stamens curved, twice as long 
as the limb. 
West Tropical Africa. Without locality, Grey / 
52. C. Welwitschii, Giirke in Engl. Jahrb. xviii. 174. A climbing 
shrub, with woody shortly pubescent branchlets. Leaves opposite, 
distinctly petioled, cordate-ovate, entire, cuspidate, 4-5 in. long, 
slightly pubescent above, more densely pubescent beneath. Cymes 
few-flowered, peduncled, terminal and produced from the axils of the 
upper leaves; branchlets and short pedicels densely hairy. Calyx 
densely pubescent, finally 4 in. long; tube short, campanulate ; lobes 
Jarge, ovate, acute. Corolla white; tube 1} in. long, finely pubescent ; 
segments obovate, subequal, } in. long. Stamens twice as long as the 
corolla-lobes. 
Lower Guinea. Angola: province of Golungo Alto, Welwitsch, 5648! 
53. ©. Guerkei, Baker. An erect shrub or small tree, with finely 
hairy branchlets. Leaves long-petioled, broadly cordate-ovate, 3-6 in. 
long, acute, entire, deeply cordate at the base, moderately firm, slightly 
pubescent above, densely pubescent beneath. Cymes lax, produced from 
the axils of the leaves, forming a small panicle; pedicels densely pubes- 
cent, sometimes | in. long. Calyx very pubescent, 4 in. long ; lobes 
ovate, acute, as long as the campanulate tube. Corolla-tube slender, 
