332 130. HIPPOCRATEACEAE — IßT. SALVADORACEAE 



FAMILY 130. HIPPOCRATEACEAE 



Shrubs or trees. Leaves simple. Flowers regular. Caly.x 5-partite, im- 

 bricate in bud. Petals 5, free, inserted below the disc. Stamens 3 — 5, inserted 

 upon or within the disc. Filaments free, strap-shaped. Ovary 3-celled, with 

 2 — 10 inverted ovules in each cell. Style i or o. Fruit drupaceous or capsular 

 or separating into several mericarps. Seeds e.xalbuminous. — Genera 3, 

 species no. Tropical and South Africa. [Under CELASTRINE A E.) (Plate 



83.) 



1. Stamens 5. Anthers opening inwards by a transverse slit. Disc in- 



distinct. Ovules 6—8 to each ovary-cell. Leaves opposite, serrate. 



— Species 4. West Africa Campylostemon Welw. 



Stamens 3. Anthers opening outwards . Disc distinct 2 



2. Fruit drupaceous. Petals imbricate in bud. Flowers usually in fas- 



cicles or in fascicled C5''mes. — Species (>o. Tropical and South Africa. 

 Several species yield rubber or edible fruits. (Plate 83.) . Salacia L. 

 Fruit capsular or separating into several mericarps. Anthers roundish. 

 Leaves opposite. Flowers usually in simple cymes. — Species 50. 

 Tropics to Delagoa Bay. Some are used medicinally. (Including 

 Helictonema Pierre) Hippocratea L. 



FAMILY 131. SALVADORACEAE. 



Shrubs or trees. Leaves opposite, simple, entire, with minute stipules. 

 Flowers solitary or in spikes racemes or panicles, regular. (,"alyx 2 — 4-cleft. 

 Petals 4, very rarely 5, free or united at the base, with imbricate or contorted 

 aestivation. Stamens as many as and alternate with the petals ; sometimes 

 4 — 5 staminodes also present. Ovary superior, i — 2-celled. Ovules i — 2 in 

 each cell, erect, inverted. Style simple, short. Fruit a berry or a drupe. 

 Seeds exalbuminous ; eiTibryo with the radicle turned downwards. — Genera 3, 

 species (>. 



1. Flowers dioecious. Petals 4, free, narrow. Filaments free from one 



another and from the corolla. Glands between the stamens absent. 

 0\'ary 2-celled. Shrubs with 2 — 'o spines in the axils of the leaves. — 

 Species 2. Tropical and South Africa. L'sed medicinally. [Monetia 



L'Her.) Azima Lam. 



Flowers hermaphrodite or polygamous. Filaments united together or 

 to the corolla. Glands between the stamens nearly always present. 

 Ovarv i-celled. LInarmed shrubs or trees 2 



2. Petals free, narrow. Filaments united at the base. Anthers oblong. — 



Species 3. East Africa. Yielding tiiuber. (Including Plaiyniitium 



Warb.) Dobera Juss. 



Petals united at the base, broad, 4. Filaments free. Anthers ovoid or 

 globose. --- Si:)ecies i {S. pcrsica Garcin). North-east and Central 

 Africa to Delagoa Bay. Yields edible fruits and medicaments ; the 

 twigs are used as tooth-brushes. . , . . . . Salvadora Garcin 



