195- EBENACEAE ^ I96. STYRACACEAE — I97. OLEACEAE 425^ 



5. Staminodes usually absent in the female flowers. Ovary 2-celled with 2 

 ovules, or 4 — 6-celled with one ovule in each cell. Calyx not enlarged 

 after flowering. Fruit fleshy. Stamens 10 — 30. — Species 35. Central 

 and South Africa. Some species yield timber or edible fruits. Euclea L. 

 Staminodes usually present in the female flowers. Ovary 4 — 16-, usually 

 8-celled, with i ovule in each cell. Calyx most frequently enlarged 

 after flowering. Stamens usually 16. — Species 75. Tropical and 

 South-east Africa. They yield timber (ebony), tanning and dyeing 

 materials, mucilage, edible fruits (date-plums), fish-poison, and medica- 

 ments. (Including Thespesocarpus Pierre). . . Diospyros Dalech. 



FAMILY 196. STYRACACEAE 



Trees. Leaves alternate, undivided, without stipules. Flowers solitary 

 or in pairs in the leaf-axils, clothed with stellate hairs, hermaphrodite. Calyx 

 closed in the bud, splitting subsequently into 2 or 3 segments. Petals 



5, free, fleshy, whitish-yellow. Stamens 10, free. Anthers basifixed, 

 pointed, opening by 2 longitudinal slits. Ovary superior, i- celled. Ovules 



6, basal, inverted. Style simple. Fruit dry, indehiscent. Seed i, with 

 a crusty-woody testa arid a copious, horny albumen. Embryo axile, 

 large, straight, with a short radicle and thin cotyledons. 



Genus ■ I, species i. Equatorial West Africa (Cameroons). 



Afrostyrax Perkins & Gilg 



ORDER CONTORTAE 



SUBORDER OLEINEAE 

 FAMILY 197. OLEACEAE 



Shrubs or trees, rarely undershrubs. Leaves exstipulate, usually opposite. 



Flowers regular. Stamens 2, alternating with the carpels, rarely 3 — 4, inserted 



on'^the corolla, if the latter is present. Disc none. Ovary superior, rarely 



{Fraxinus) naked, 2-celled, rarely j — 4-celled. Ovules i — 4, usually 2, in each 



cell, inverted. Style simple ; stigmas i — 2. Seeds with a straight embryo. — 



Genera 11, species 120. (Including JASMINEAE.) (Plate 126.) 



I., Seeds erect or ascending, the radicle turned downwards. Fruit 2-parted, 



but sometimes one half only developed. Corolla conspicuous, white 



or yellow, with 5 — 6, more rarely 7 — 12 or 4 imbricate segments ; in the 



latter case anthers opening inside. Shrubs or undershrubs. [Subfamily 



JASMINOIDEAE, tribe JASMINEAE.] . 2 



Seeds pendulous or descending, the radicle turned upwards. Fruit not 

 2-parted. Petals 4 or o, rarely 5 — 8 ; in this case petals valvate in bud or 

 stem tree-hke. Anthers opening laterally, very rarely inside, but then 



petals valvate in bud. [Subfamily OLEOIDEAE.] 3 



2. Fruit a capsule. Sepals linear. Corolla bell- or wheel-shaped, with a 

 short tube and 5 — 6 segments. Anthers opening laterally. Ovules 

 2—4 in each ovary-cell. Undershrubs. Leaves simple, undivided or 

 pinnatifid. — Species 3. South Africa. Menodora Humb. & .Bo.ipl. 



