115. RUTACEAE 297 



13. Petals with a very short, glabrous claw. Anthers ending in a stalked 



gland. Staminodes exceeding the fertile stamens. Disc lobed. Ovary 

 covered with stalked glands. Flowers rather large. — Species 25. 

 South Africa (Cape Colony). Several species are used as ornamental 

 or medicinal plants, or as a substitute for tea . . Adenandra Willd. 

 Petals with a long or rather long, usually channelled or bearded claw. 

 Anthers with a sessile gland or without a gland 14 



14. Petals channelled inside, glabrous. Anthers bearing a sessile gland. 



Staminodes adnate below to the petals or enclosed by their channelled 

 claw. Ovary glabrous. Leaves alternate. — Species 6. Soutli Africa 

 (Cape Colony). Some are used as ornamental or medicinal plants. 



Coleonema Bartl. & Wendl. 

 Petals not channelled, usualh^ with a hairy claw. Stamens sliort. Stamin- 

 odes very small. — Species 15. South Africa (Cape Colony). 



Acmadenia Bartl. & Wendl. 



15. St5de long. Stigma small. Petals with a hairy claw 16 



Stjde short or rather short. Stigma capitate. Filaments glabrous. . 17 



16. Disc 5-parted. Filaments and style hairy. Carpels 5. Flowers solitary 



or in clusters, white. — Species i. South Africa (Cape Colony). 



Phyllosma Bolus 



Disc entire, urn-shaped. Filaments glabrous. Carpels 3 — 5. — Species 



10. South Africa (Cape Colony). . . Macrostylis Bartl. & Wendl. 



17. Petals sessile, obovate, glabrous. — Species 15. South Africa (Cape 



Colony). Some are used medicinally Diosma L. 



Petals clawed, hairy within 18 



iS. Petals oblong or lanceolate, slightly exceeding the calyx. Anthers with a 

 terminal gland. Flowers very small. — Species 6. South Africa (Cape 



Colony) Euchaetis Bartl. & Wendl. 



Petals obovate. (See 14.) Acmadenia Bartl. & Wendl. 



19. (i.) Fruit a drupe. Flowers usually unisexual. Stigma sessile or nearly 



so. [Subfamily TODDALIOIDEAE, tribe TODDALIEAE.] . . 20 



Fruit a berrv. Flowers usually hermaphrodite. [Subfamily AURAN- 



TIOIDEAE, tribe AURANTIEAE.] 27 



20. Fruit i-celled. Seed i, exalbuminous. Ovary i-celled. Petals im- 



bricate in bud. Leaflets i — 3. [Subtribe amyridixae.] ... 21 



Fruit 2 — 7-celled or consisting of 2 — 4 carpels cohering at the base only, 



I — 3 of them sometimes abortive. Ovary 2 — 7-celled 22 



21. Flowers hermaphrodite. Fertile stamens 10. Disc cup-shaped. Style 



long, with a minute stigma. Ovule i. — Species i. Equatorial West 



Africa (Cameroons) Eriander H. Winkl. 



Flowers dioecious. Fertile stamens 4 — 5. Disc ring-shaped. Style 

 short, with a broad stigma. Ovules 2. — Species 18. Tropical and 

 South Africa. (Under Toddalia Juss.) Teclea Del. 



