Olajr.] xxxix. OLACiNE.f: (oi.ivkk)- 349 



1. O. Manniiy Olh. A glabrous sluuh of 8 ft. Lfafv hnmclir^ 

 subterete with short, more or less promiiient, (lt;current lines froiii the lenf- 

 bases. Leaves firmly membranous or tiiiuly coriacrous, very sliorlly petio- 

 late or subsessile, oblong-elliptical or -liinceolate, acute or acuminate, rounded 

 or cuneate at the base, tntire or rcpaud-dcnticulate towards the apex ; prin- 

 cipal lateral veius subdistant, broadly loopiufj; some little distance within the 

 margin, not very prominent ; 3-6 in. long, 1 2f in. broad ; petiole 12 lines 

 or less. Flowers in very short axillary racemes or fasciculate. Common 

 peduncle y^^ »"• Pedicels ^-1 line ; bracts ovate or rotundate, miu-h 

 shorter than the pedicels. Calyx shortly cupuliform, subentire. Stamt-nn 

 usually 8, 5 anantherous, opposite to the petals, 3 antheriferous, alternatimr 

 with the petals, all more or less adiuitc. Ovary 3-celle(l below. Fruit 

 wholly enclosed within the rather loose, coriaceous, accrescent calvx, \ J in. 

 in diani., globose or depressed globose. Pericarp coriaceous. 



Upper Guinea. Old Calabar, Catnaroons river, ami Sierra d. Crystal, .)funu ! 



2. O. viridis, Oliv. A small shrub. Extremities snlcate or angular 

 with faint decuirent lines; punctate with minute whitish dots. Leaves sub- 

 membranous, elliptical, more or less narrowed or acuminate to the obtuse or 

 scarcely acute apex, narrowed at the base into the petiole and subsessile, 

 obscurely repand-denticulate towards the extremity or entire, 3-4 in. long, 

 i^-l^ in. broad. Flowers waxy, white or chocolate-coloured, 1-1^ lines 

 long, in axillaiy distichous racemes of ^ in. w less ; bracts ovate or lanceo- 

 late, about equal to or exceeding the very short pedicels. Calyx shortly cu- 

 pulilorm. Stamens 8, 5 usually anantherous, opposite to the petals, 3 an- 

 theriferous, alternate. Ovary 3-celled below ; stigma subcapitate. Fruit 

 globose, about the size of a pea, naked, the small unchanged calyx persisting 

 at the base. 



Upper Guinea. Eppah, Niger, Burter ! 

 Ijower Guinea. Goliingo Alto, Angola, Dr. ^VelwUsrh ! 

 The Niger specimens are not in fruit. 



I think this plant must be nearly allied to 0. (jamlecoJa., wliieli, however, is described as 

 " tloribus magnis " and " fructu subnudo," etc. 



3. O. gaxnbecola, Buillon in Adnna. iii. 12L Shrubby. Leaves mem- 

 branous, sessile, broadly ovate-lanceolate, acuminate, entire, veiny. Flowers 

 large, racemose; racemes axillary, lax. Base of the ovary iinuiersed, 3- 

 celled. Fruit small, nearly naked, globose, glabrous. 



Upper Guinea. Senegambia, Heudeht. 



Description taken from M. Baillon's memoir. I have not seen a speeimen. 



4. O. triplinervia, Ollv. A glabrous shrub of 6 ft. Kxiiviuities 

 subterete with decurient lines from the leaves. Leaves rather coriaceous, 

 oblong-elliptical, narrowed to each end, more or less acuminate, basal pair of 

 hiterai nerves rather prominently continued, about .| in. within the m.irgin, 

 more than half the length of the'lenf ; IJ 7 in. long; 2 2,^ in. broad ; petiole 

 very short or obsolete, the lamina being narrowed nearly to the base. Flowers 

 in short, axillary, apparently distichous rai-emes ; pedicels very short, exceed- 

 ing the ovate bracts. Calyx, shortly cupuliform. Petals G (or 5). Staiueu* 



