242 CRUCIFERAE 



b. Radicle appressed to the back of a cotyledon (incumbent) o n . 



I. Fruit subterete. 



9 species in S. A. Flor. Cap. i, 24. 8. Sisymbrium {Tutmi.) L. 



II. Fruit broad. 



1. Fruit didymous. Stamens 2, 4 or 6. Flor. Cap. 1, 27. 



4 species in S. A., mostly weeds on roadsides. 9. Senebiera DC. 



2. Fruit not didymous. 



x Fruit ovtite or subcordate. Flor. Cap. 1, 28. 



10 species in S. A. {e.g. Cape cress). 10. Lepidium L. 

 x x Fruit triangular. 



1 species as a weed, C. bursa-pastoris. 



Flor. Cap. 1, 31. 11. Capsella SleJik. 



B. Cotyledons plicate and enfolding; the radicle in their groove, o)). 



a. Fruit with a flat beak. 



1 S. A. species. Flor. Cap. 1,32. 12. Sin apis /.. 



b. Fruit with a cylindrical or conical beak. 



3 species in S. A. Flor. Cap. 1, 3 1 . 13. Brassica [To urn.) L. 



c. Fruit moniliform, separating into several 1 -seeded segments. 



1 species as a common weed. 14. Raphanus [To urn.) L. 



C. Cotyledons linear, spirally convolute or folded twice (Plate 64, B, 3). 



a. Seeds several in each cell. 



I. Fruit dehiscent. 



1. Calyx not spurred. (Plate 64, B.) 



87 species, end. Flor. Cap. 1, 35. 15. Heliophila [Burnt.) L. 



2. Calyx spurred. 



1 end. sp. [C. cornuta). Flor. Cap. 1, 32. 16. Chamira Tbunb. 



II. Fruit indehiscent. 



1 endemic species [C. filiform c). Cape Flats. 

 Flor. Cap. 1, 35. 1 7. Carponema Eckl. &f Zeyh. 



b. Seed 1 in each cell. 



I. Valves of the fruit ventricose. (Plate 64, A.) 



2 end. sp. W. and Ca. Flor. Cap. r, 33. 18. Brachycarpaea DC. 



II. Valves of the fruit flat. 



2 end. sp. Flor. Cap. 1, 34. 19. Cycloptychis E. Mey. 



c. Seed 1. 



1 end. sp. C.Nam. Flor. Cap. 1, 35. 20. Palmstruckia SonJ. 



Plate 65 a. 



The scrub consists of Gymnofporia buxifolia [Celastrus buxifoliui in Flor. Cap. 1, 459), 

 a shrub common from Capetown to Natal (see Celastraceae, Vol. 11). Among it was 

 growing Pelargonium ihquinarii (see plate in Vol. 11) and the Cadaba, which, being protected 

 against the goats by the impenetrable hedge of the Gymnesperia y had spread its delicate, 

 virgate shoots in various directions. 



The photograph shows the black, long-tailed sugar-bird [Promerops cafer %) sitting on 

 a branch or the Catlalxi in front of a bunch of flowers. 



