526 219 RUBIACEAE 



88. (82.) Fruit opening by 4 valves, leathery. Corolla salver-shaped ; tube 



glabrous within. Style much exserted, 2-lobed at the top. Flowers 

 in panicles. — Species 2. Central Africa. They yield timber and 



are used in medicine Crossopteryx Fenzl 



Fruit bursting irregularly or remaining closed, usually berry-like. [Tribe 

 GARDENIEAE.] 89 



89. Ovary i-celled, sometimes incompletely 2- or more-celled. Anthers 



included or slightly exserted 90 



Ovary completely 2 — 5-celled 93 



90. Ovary i-celled throughout its whole length, but the placentas sometimes 



much projecting and approximate in the centre. Style simple and 



entire or two-toothed at the apex. Flowers 5 — ii-merous. ... 91 



Ovary 2-celled in its lower or upper half. Style 2-cleft. Flowers 4 — 5- 



merous, axillary 92 



91. Stipules glume-like, imbricate. Stem climbing. Flowers in terminal 



cymes. Calyx 5-parted, with awl-shaped segments. Corolla salver- 

 shaped, glabrous within. Style very long. Stigma 2-lobed. Fruit 

 globose. — Species 3. Central Africa. Used as ornamental plants. 



Macrosphyra Hook. fil. 



Stipules not glume-like. — Species 45. Tropical and South Africa. Some 



species yield timber, dyes, edible fruits, or medicaments, or serve as 



ornamental plants. (Including Genipa L. partly.) . . Gardenia Ellis 



92. Calyx 4-parted, with an epicalyx. Corolla salver-shaped. Stamens 



inserted in the corolla-tube. Seed-coat leathery. Flowers solitary 

 or in pairs. — Species 4. Mascarene Islands. . . Fernelia Comm. 

 Calyx 5-toothed, without an epicalyx. Corolla funnel-shaped. Stamens 

 inserted at the throat of the corolla. Seed-coat fibrous. Flowers in 

 panicles. — Species 5. West Africa Pouehetia A. Rich. 



93. (89.) Ovary 2 — 3-celled 94 



Ovary 4 — 5-celled • 122 



94. Ovules 2 — 3 in each ovary-cell 95 



Ovules 4 or more in each ovary-cell 102 



95. Ovules attached to thick, fleshy placentas, and more or less sunk in them. 96 

 Ovules attached to thin placentas, not sunk in them 99 



96. Style entire or shortly toothed at the apex, far exserted. Flowers in 



terminal corymbs. — Species 40. Tropical and South Africa. {Chomelia 



L., Wehera Schreb., including Coptosperma Hook, fil.) Tarenna Gaertn. 



Style more or less deeply cleft. Anthers exserted 97 



97. Flowers in terminal and lateral panicles. Corolla salver-shaped. Placentas 



ascending from the base of the ovary-cells. — Species i. Madagascar. 



Yields an essential oil used in perfumery and medicine. Santalina Baill. 



Flowers axillary, solitary or clustered. Corolla funnel-shaped. ... 98 



98. Flowers solitary or 2 — 3 together, without an epicalyx. Calyx deeply 



lobed. — Species 3. East and South Africa. . Empogona Hook. fil. 



