LXV. CUCURBITACEJ;. (C. B. Clarke.) 605 



Male flowers (partly) in racemes. Fruit opening by 



a stopple 7. LUFFA. 



Flowers all solitary. Fruit very fleshy, indehiscent . 8. BENINCASA. 



(8. Stamens inserted below the mouth of the calyx-tube; anthers 

 more or less cohering. 



Male flowers (partly) racemed. Tendrils simple . . 9. MOMORDICA. 

 Male flowers clustered or solitary. Tendrils simple . 10. CUCUMIS. 

 Flowers all solitary. Tendrils 2-3-fid 11. CITRULLTTS. 



* Corolla campanulate, divided half way down or thereabout. 



Tendrils simple. Flowers white 12. CEPHALANDRA. 



Tendrils divided. Flowers yellow 13. CUCUEBITA. 



B. Anther-cells straight (or in Bryonia somewhat curved). 



* Flowers not large, yellow, male racemes or pedicels not stout. 

 t Male and female pedicels \-Jlowered, clustered. 



Tendrils 2-fid 14. BRYONIA. 



Tendrils simple 15. MTJK.IA. 



tt Male flowers corymbose or subumbellate or racemed. 



Fruit shortly peduncled. Connective not produced . 16. ZEHNERIA. 



Fruit on a capillary peduncle. Connective produced . 17. MELOTHRIA. 



Fruit sessile, beaked ' . . . .18. RHYNCHOCARPA. 



Fruit circumsciss near the base 19. CORAIXOCARPUS. 



Fruit subsessile, indehiscent, without a beak . . .20. CERASIOCABPTJM. 

 Ciliate bracts resembling stipules at base of the 



petioles ,. 21. CTBNOLEPIS. 



** Flowers large deep yellow, male raceme stout. 



Calyx-tube short. Seeds very many 23. THLADIANTHA. 



Calyx-tube elongate. Seeds 3-9 24. EDGARIA. 



TRIBE II. Orthospermeae. Ovules and seeds erect. 



Seeds 3, each with two empty cells . . . . , .22. DIOSLOSPERMUM. 



TRIBE III. Zanonieae. Ovules pendulous. Flowers small, the female* 

 in panicles or many-flowered racemes. Stamens 5, free, each with a single 

 small straight anther. 



A. Leaves not divided into separate leaflets. 



Fruit small circumsciss. Leaves serrate . . . .26. ACTINOSTBMMA. 

 Fruit long clavate. Leaves subentire 28. ZANONIA. 



B. Leaves pedately divided into 3-5 leaflets. 



Fruit trigonous obovoid. leaflets serrate. Tendrils 



bifid 25. GOMPHOGYHB. 



Fruit pea-like. Leaflets serrate. Tendrils simple .27. GYNOSTEMMA. 

 Fruit elongate clavate. Leaflets entire 29. ALSOMITRA. 



