342 134- SAPINDACEAE — I35. MELIANTHACEAE 



52. Flowers 4-merous. Leaves unequalh- pinnate. Tall trees. — Species i. 



Southern West Africa (Angola) Zanha Hiern 



Flowers 5-merous. Leaves equally pinnate 53 



53. Calyx slightly lobed. Seeds with a thin testa and short radicle. Leaflets 



elliptical, entire. Flowers in panicles. — Species i. West Africa. 



Talisiopsis Radlk. 

 Calyx deeply divided 54 



54. Stamens alternating with the sepals. Stigma 2-lobed. Seeds with a thin 



testa and short radicle. Leaflets oval, crenate. Flowers in few- 

 flowered cvmes. — Species i. East Africa. The seeds are edible. 



Dialiopsis Radlk. 

 Stamens opposite to the sepals. Stigma entire. Seeds with a leathery 

 testa and long radicle. Leaflets lanceolate oblong or elliptical, entire. 

 Flowers in panicles. — Species i. Mascarene Islands. It yields timber, 

 edible fruits, and medicaments. (Under Hippobromits Eckl. & Zeyh. 

 or Melicocca L.) Doratoxylon Thouars 



SUBORDER MELIANTHINEAE 



FAMILY 135. MELIANTHACEAE 



Trees or shrubs. Leaves alternate, unequally pinnate or simple and un- 

 divided. Flowers in racemes, more or less irregular, hermaphrodite. Sepals 

 4 — 5, free or united at the base, imbricate in bud. Petals 4 — 5, imbricate in 

 bud, sometimes cohering in the middle. Stamens 4 — 10, inserted within the 

 disc. Anthers opening lengthwise by lateral slits. Ovary superior, 4 — 5-celled. 

 Style simple ; stigma entire or lobed. Fruit a capsule. Seeds with a straight 

 embryo and copious albumen . — Genera 3 , species 30. (Under SA PIX DA C EA E) 

 (Plate 86.). 



1. Leaves simple, undivided, exstipulate. Flowers almost regular. Disc 



equal-sided, with 10 processes. Petals sessile. Stamens 10. Ovary 5- 

 celled, with numerous ovules in each cell. Capsule septicidal. — 

 Species 3. South Africa. [Tribe GREYIEAE.] Greyia Hook. cS: Harv. 

 Leaves pinnate, stipulate. Flowers more or less irregular. Disc one- 

 sided. Petals clawed. Stamens 4 — 5. Ovary usually 4-cclled. Ovules 

 I — 12 in each cell. Capsule loculicidal. [Tribe MELIANTHEAE.] 2 



2. Sepals very unequal. Petals 4, rarely 5, cohering in the middle, shorter 



than the sepals. Disc pouch-shaped. Stamens 4. Ovules 4 — 12 in 

 each ovary-cell. Seeds without an aril. — Species 5. South Africa ; 

 one species also naturalized in the Canary Islands, The latter serves 

 as an ornamental plant and is said to render honey poisonous. 



Melianthus L. 

 Sepals nearly equal. Petals 5, free, longer than the sepals. Disc semi- 

 orbicular. Ovules solitary in each ovary-cell. Seeds with an aril. 

 — Species 20. Central and South-east Africa. (Including Natalia 

 Höchst.) (Plate 86.) Bersama Fres. 



