Tvora. | LXX. RUBIACEZ (HIERN). 163 
Flowers 2-1 in. long. 
Inflorescence lax. 
Flowers 1 in. long. Inflorescence pedunculate . . 3. L. laxiflora. 
Flowers } in. long. 
Corolla-lobes 5 (-4?) subacute. Calyx lobes ovate. 
Inflorescence shortly pedunculate . . . . 
Corolla-lobes 4, obtuse. Calyx truncate or nearly 
so. Inflorescence sessile soe ee es 
Flowers } in. long, 4-merous. Inflorescence sessile, 
4. I. Thomsoni. 
5 
Corolla-lobes not longer than the tube . . . 6, LZ breviflora. 
7 
. I. ripuria. 
Flowers } in, long, 5-merous, Inflorescence pedun- 
culate. Corolla-lobes longer than the tube . 
Inflorescence dense, Flowers % in. long. 
Flowers tetramerous. 
Leaves 6 in. long; margins flat. Calyx truncate. 
. I, brachysiphon. 
Inflorescence sessile . . . . . . . . . 8 LZ guineensis. 
Leaves 1-3} in. long; margins recurved. Calyx- 
lobes ovate. Inflorescence pedunculate . . 9. J, foliosa. 
Flowers pentamerous. . . . . . . - » « « 10. ZL Soyaucii. 
Inflorescence compact, short. 
Leaves }-1 in. broad. Calyx-lobes deltoid . . . . . 11. ZL inwndata. 
Leaves 24-21 in. broad. Calyx subtruncate . . . . 12. L. minutiflora. 
Leaves 34-4 in. broad. Calyx-lobes broadly ovate . . 13. Z. modesta. 
1. I. radiata, Hiern. A large shrub, 12-20 feet high or more. 
ves oval or narrowly elliptical, acute or cuspidate, undulate and the 
Uppermost ones subcordate at the sessile or subsessile base, firmly 
chartaceous, glossy, ranging up to 12 by 4 in.; lateral veins about 
10-14 pairs ; stipules connate below, ovate, apiculate, keeled above, 
m. long. Flowers 2-8 in. long, rose-coloured (Barter), sessile or 
subsessile, crowded into nearly simple or once or twice trichotomously 
branched clusters, diverging ; common peduncle ranging up to 24 in. ; 
bracteoles opposite, small, ovate, acute, the uppermost at the base of 
the calyx. “Calyx-lobes short, broad, sometimes nearly obsolete. 
Corolla-tube slender; lobes oval-oblong, } in. long or rather more, 
obtuse, puberulous inside. Anthers exserted, 3 in. long. Style ex- 
Serted to the extent of the corolla-lobes, bifid above. Fruit sub- 
dymous or subglobose } in. long, }-3 in. diameter, 2-1-celled and 
~Seeded. 
Upper Guinea. Niger River, Nupe, Barter! Lagos Island, Barter ! 
Mile Land. Niamniam-land, at Boddo, and at Lineduku, Schweinfurth ! 
2. Z. odorata, Hook. in Bot. Mag. t. 4191. Branches subterete. 
Leaves oval-oblong, acutely acuminate, coriaceous, the lower ones 4-8 
y 1j-2h in. or more and rounded at the base or narrowed into the 
tobust, petiole of 3-3 in., the upper ones as well as the bracts smaller 
ote rounded or emarginate at the sessile base; lateral veins about 
, 4 Pairs, inconspicuous ; stipules ovate, apiculate, appressed, connate 
a, the base, }-1 in. long. Flowers white, fragrant, three together, 
subsessile, 2-3 in, long, many, in terminal dense trichotomous corym- 
Se panicles of 4-10 in. diameter, bibracteolate at the base; brac- 
les Subulate, small, the uppermost at the base of the calyx ; peduncle 
© in. long, bearing 1-2 pairs of foliaceous bracts. Calyx glabrous, 
im, long, urceolate ; teeth ovate. Corolla-tube slender; limb about 
M 2 
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