UG Y IS Fn i IT 
XCIV. APOCYNACEZ. (J. D. Hooker.) 621 
Orper XCIV. APOCYNACEIE. (By J. D Hooker.) 
Erect or twining shrubs, rarely herbs or trees. Leaves opposite or whorled 
(scattered in Cerbera and Plumeria), quite entire, exstipulate. Flowers in ter- 
minal or axillary cymes, hermaphrodite, regular. Calya inferior; lobes 5, 
rarely 4, imbricate, often glandular within at the base. Corolla rotate or salver- 
shaped ; lobes 5, rarely 4, spreading, contorted and often twisted in bud, very 
rarely valvate. Stamens 5, rarely 4, on the tube throat or mouth of the corolla, 
filaments usually short; anthers oblong linear or sagittate, conniving, connec- 
tive sometimes adhering to the stigma; cells 2, dehiscing lengthwise, sometimes 
produced downwards into an empty spur; pollen granular. Disk annular, cup- 
ular or lobed, or of glands, or 0, sometimes concealing the ovary. Ovary 
l-celled with 2-parietal placentas, or 2-celled with axile placentas, or of 2 
distinct or jac connate carpels ; style simple or divided at the base only; ` 
top thickened; stigma 2-fid, acute or obtuse. Ovules in each cell 2, or few or 
many and 2—oo-seriate, rarely solitary. Fruit a dry or fleshy drupe, berry, or 
samara, or of 2 drupes, berries or follicles. Seeds various, often winged, or with 
a terminal pencil of long silky hairs (Coma) ; albumen hard fleshy, or scanty or 
0; embryo straight, cotyledons flat, concave, convolute or contorted, radicle 
usually superior.—Disrris. Species about 900, chiefly tropical. 
TRIBE I. Carissese. Anthers included, free from the stigma; cells 
rounded at the base, Ovary of 2 wholly combined carpels, 1-2-celled. Fruit 
large, usually fleshy or pulpy within. Seeds without wing or pencil of hairs. 
Corolla-lobes overlapping to the left in all. 
* Ovary 1-celled, with parietal ovules. 
Fruit indehiscent.+-Albumen 0 . . . . . . . . . . 1. WHXOUGRBBIA. 
Fruit 2-valved. Albumen horny . . . . . . . . . 2, CHILOCARPUS, 
** Ovary 2-celled, with axile ovules. 
Flowers 4-merous, Erect shrubs. Seeds exalbuminous . 3. LEUCONOTIS, 
Climbing shrubs, Corolla-mouth with lobed scales . . . 4. MELODINUS. 
Climbing slender unarmed shrub. Corolla-mouth naked . 6, Winemta, 
Erect or stout climbing armed shrubs. . . . . . . . 6, Carissa, 
TRIBE IL. Plumeriese. Anthers included, free from the stigma, cells 
rounded at the base. Ovary of 2 distinct carpels united by the style. Fruit 
various. Seeds peltate. Corolla-lobes overlapping to the left except in Ochrosia. 
SubTRIBE l. Rauwolfieze. Calyx eglandular within. Carpels 1-2-, 
rarely 4-6-ovuled. Fruit of 2 l-seeded drupes or berries, rarely moniliform 
(of superposed drupes). 
Leaves usually whorled. Disc present. Albumen even . 7. RAUWOLFIA. 
Leaves usually whorled. Disc 0. Albumen ruminate . . 8. Arxxia. 
Leaves opposite. Dise 0. Albumen smooth . . . . . 9. HuNTERIA. 
SunTRIBE 2. Cerberess. Calyx glandular within. Carpels 2-, rarely 
4-ovuled ; ovules on opposite sides of a thick placenta. Drupes or berries 
l-seeded, or 2-seeded, the seeds separated by the enlarged placenta. 
Leaves scattered, alternate. Corolla funnel-shaped . . . 10. CERBERA. 
Leaves opposite. Corolla salver-shaped, lobes overlapping ` 
| d v. o.c non. ce MEM 
Leaves opposite. Corolla salver-shaped o . . . . . . 12. Kopsta, 
