^2 Lxxxiv. APocYNACE^ (stapf). [Cctrissa. 



apiculate, 2 J lin. long. Stamens inserted at the middle ; anthers almost 

 1 lin. long. Stigma some distance below the anthers, cylindric-oblong; 

 the whole pistil 3 lin. long. Ovules about 8 in each cell. Berry globose, 

 bluish-black, pruinose, sweet. Seeds G-8, lenticular. —Arduina tetmmera, 

 >Sacleux in Morot, Jouro de Bot. vii. 312. A. edulis, Warb. in Engl. Pfl. 

 Ost-Afr. B. 226 (the Amboni plant), not of Sprengel. Carissa edulis, 

 Engl. Veg. Usambara, 27, not of Vahl. 



Mozamb. Dist. Zanzibar: in the littoral busli, Boivin ; Kirk, 22! Hilde- 

 hran-ii^ ]27l ! Duparquet, Sacleux. German East Africa: Usambara; Uuiha 

 Valley, Smith. ! Amboni,. in clearings, Hoist, 2474a ! 



Impei-fecUi/ known species. 



C. africana, DC. Prod. viii. 3^2. A shrub, ft. high ; branches 

 gnarled, spreading, with stout, simply or repeatedly bifurcate spines. 

 Leaves ovaty, acute, 1^-2 in. long, |-1 in. broad, coriaceous, glabrous; 

 secondary nerves few, indistinct, veins obscure ; petiole 2 lin. long. 

 Cymes 3-5-flowered, terminal, short ; pedicels almost glabrous. Sepals 

 narrow-lanceolate, acuminate, ciliate. Corolla Im. long, white, 

 pubescent without ; lobes ovate, as long as the tube. Berry ovoid, 

 many-seeded, black, edible. — C. Carandas, Lour. Fl. Coch. 124, not of L. 



BXozamb. Bist. Coast of East Africa; probably Mozambique, iowreiVo. 



De Candolle, l.c,. cmnparcs tins to C. xt/Iopicroti, Tliouar.s wbich bas few, 

 short, slender, s mple spines or i-j, when a.lult, almost nnanned. 



G. ACOKANTHERA, G. Don ; Benth. et Hook. f. Gen. PI. i. 69G. 

 (Acocanthera, K. Schum.) 



Calyx small, egla,ndular within ; sepals free or almost so, imbricate, 

 acute or acuminate, more or less scarious. Corolla salver-shaped ; tube 

 slightly widened near the mouth ; lobes short, overlapping to the left. 

 Stamens enclosed in the widened part of the tube ; anthers ovate- 

 oblong, connective produced into a short minutely pilose point, shortly 

 2-lobed at and dehiscing to the base. Disc 0. Ovary entire, 2-celled ; 

 style filiform ; stigma short conic or cylindric, with a ring of papillte at 

 the base and a minutely 2-lobed hairy apiculus ; ovale 1 in each cell, 

 pendulous, attached to the centre of the septum. Fruit a globose or 

 ellipsoid berry. Seeds 2, or 1 (by abortion), peltate, sessile on the 

 septum, plano-convex ; hilum oblong, rather large ; endosperm bony ; 

 cotyledons broadly ovate or subcordate ; radicle superior. — Unarmed 

 shrubs or small trees. Leaves thickly coriaceous ; axillary stipules ; 

 axillary glands or very scanty and minute. Corymbs very shortly 

 peduncled or sessile, axillary, often reduced to clusters ; flowers sub- 

 sessile, white or tinged with pink, usually sweet-scented. 



Species 3 in tropical and South Africa, 1 extending to Arabia. 

 Leaves not more than twice as long as broad ; 

 corolla-tube Zl-b lin. long, very rarely longer. 

 Secondary nerves 4-5 (rarely 6) on each side, 



often obscm-e and rather irregular . . 1. A. Schimperi, 



