4. C, spartea. 



5. C. atenopterq. 



6. C. holoptera. 



7. C. unifiora. 



8. (7. retusa. 



9. 0. Welwitschii. 

 10. C. verrucosa. 



8 xlvii. § PAPILIONACE.E (baker). [Crotalciria. 



A. Leaves simple. 

 Group 1. Simplicifolise. 



Rigid copiously-branched shrubs. 



Pods 2-3-seeded . . . 1. C. thebaica 



Pods 6-8-seeded 2. C. armaria. 



Herbs or Jaxly-branched undershrubs. 



Stems and leaves glabrous or subglabrous. 

 Stipules minute, setaceous. 

 Leaves linear.'' 

 Stems terete. 



Corolla slightly exceeding the calyx 3. C. glauca. 



Corolla three times the calyx . . . 

 Stems winged. 



Narrowly 4-winged, leaves numerous 

 Broadly 2-winged, leaves few or none 

 Leaves oblanceolate. 



Flowers solitary 



Flowers racemose 



Leaves oblong, acute 



Stipules foliaceous, persistent 



Stems and leaves conspicuously downy or silky. 

 Corolla 1 4-2 times the calyx. 



Pod stalked 11. C. Vogelii. 



Pod sessile. 



Pod 5-6 times the calyx 12. C. Leprieurii. 



Pod 1^ times the calyx. 



Pod glabrous, 8-9-seeded 13. C. polygaloides, 



Pod pubescent, 1-2 seeded " 14. C. cylindrostachys. 



Corolla equalling or scarcely exceeding calyx. 



Pod glabrous, 12-18 seeded 15. C. calycina. 



Pod silky, 2-3-seeded 16. C. anthyllopm. 



B. Leaves digitately trifoliolate. 



Group 2. Oliganthse. — Pods round or oblong. Flowers scattered 1-4 together, 

 lateral, very rarely terminal. 

 Very diffuse annual herbs. 

 Pods small round sessile. 



Glabrous, leaves subsessile 17. C. microcarpa. 



Downy, leaves stalked 18. C.pisicarpa. 



Pods short-stalked small oblong . . ■ 19. 6'. microphylla. 



Pods distinctly stalked, large, oblong. 



Silky, leaflets oblanceolate, flowers 2-3 together . . . .20. G.podocarpa. 



Glabrous, leaflets linear, flowers solitary , 21. C. polyclados. 



A robust diffuse usually spinose annual 22. C. spinosa. 



Unarmed shrubs. 



Leaves subsessile, stipules 0. 



Pod small, hard, round, 3-4-seeded ......... 23. 0. cistoides. 



Pod oblong, 15-18-seeded* 24. C. caudata. 



Leaves distinctly-stalked, distinctly stipulate. 



Pubescent, leaflets oblanceolate, Hunt, 4-6 lines long . . 25. C. Forbesii. 

 Pubescent, leaflets obovate, blunt, 12-16 lines long . . .26. C. variegata. 

 Glabrous, leaflets linear, acute 27. C. ervoides. 



Group 3. Chrysocalycince. — Pods small, round or oblong. Flowers in dense 

 round or oblong terminal heads. 

 Leaves sessile or subsessile. 



Shrubby, leaves crowded 28. C. abscondita. 



Herbaceous, leaves scattered. 

 Pod round, 3-4-seeded, 

 Leaflets linear 29. C. Perottetii. 



