87. CAPPARIDACEAE 2I5 



long gynophore, i- or incompletely 2-ceUed, with 2 placentas. Leaves 

 ternately compound. — Species 6. Tropics. Some species yield timber, 



edible fruit, or medicaments Crataeva L. 



Petals imbricate in aestivation ; sepals usually valvate. Disc and an- 

 drophore little developed or wanting 13 



13. Leaves ternately compound, rarely simple and undivided, and then petals 



numerous. Petals clawed. Ovary with a long stalk, i-celled. — 



Species 25. Central Africa Ritchiea R. Br. 



Leaves simple, undivided. Petals 4, very rarely 5. — Species 50. Some 

 of them yield timber, salad, condiments (capers from C. spinosa L.), 

 edible fruits, and medicaments ; some are poisonous. Capparis L. 



14. (i.) Fruit indehiscent, winged, i-seeded. Petals 4. Stamens 6. Ovary 



with a very short stalk, i-celled. Ovules i — 2. Style short. Under- 

 shrubs. Leaves undivided. — Species i. Egypt and Nubia. [Sub- 

 family DIPTERYGIOIDEAE.] .... Dipterygium Decne. 



Fruit dehiscing by 2 or more valves. Ovules 4 or more 15 



[5. Fruit i-seeded, dehiscing by many valves. Sepals 2. Petals 5. Stamens 

 40 — 60. Ovary sessile, i-celled. Ovules 4 — 6. Style long. Shrubs. 

 Flowers fascicled. — Species 2. East Africa. [Subfamily CALYP- 

 TROTHECOIDEAE.] Calyptrotheca Gilg 



Fruit several- or many-seeded, dehiscing by 2 valves which separate from 

 the persistent placentas. Sepals 4. Petals 4. Ovules numerous. 

 [Subfamily CLEOMOIDEAE.i 16 



16. Calyx-tube distinctly developed. Petals violet. Stamens 10 — 12, borne 



upon a short androphore. Ovarv with a long stalk. Herbs. Leaves 

 ternately compound. -- Species 2. East Africa. (Under Cleome L.) 



Chilocalyx Klotzsch 

 Calyx-tube none 17 



17. Stamens inserted upon a stalk-like androphore, 6, all fertile. Ovary stalked. 



Herbs. Leaves digitate. — Species l Tropical and South Africa and 

 Egypt. Yields vegetables, condiments, and medicaments, and is also 

 used as an ornamental plant. {Pedicellaria Schrank) Gynandropsis DC. 

 Stamens inserted upon the receptacle, which is not prolonged into a 

 distinct androphore 18 



18. Stamens numerous or intermixed with staminodes. Herbs. Leaves 



digitate. ■ — Species 20. Some of them are used as vegetables. (In- 

 cluding Dianthera Klotzsch and Tetratelia Sond., under Cleome L.) 



(Plate 53.) Polanisia Rat. 



Stamens 4 — 6, all fertile 19 



19. Disc reduced to 4 small glands. Ovary sessile. Style long. Trees. 



Leaves rmdivided. — Species i. Northern East Africa (Somahland). 



Cleomodendron Pax 



Disc ring- or saucer-shaped, sometimes produced into scales. Herbs or 



imdershrubs. — Species 30. Some of them are used as ornamental or 



medicinal plants Cleome L. 



