8 YII. CRL'CIFEE^. 



1 species : B. prcecox, R. Br., a roadside weed, introduced from Europe. 

 Stem branching ; lobes lyrate-pinnatifid ; flower smaU, bright yellow. 



4. ARABIS, Linn. 



Sepals erect or spreading, equal, or the lateral saccate at 

 base. Pod linear, compressed, with flat valves. Seeds in a 

 sini2;le or double row. — Fl. Cap. i. p. 22. Also Turritis, L. ; 

 FL Cap. I. c. 



2 South African species, found on high mountains of the Eastern district. 

 Flowers white. 



5. CARDAMINE, Linn. 



Sepals erect or spreading, equal at base. Pod linear or sub- 

 lanceolate, mostly acute at each end ; valves flat, nerveless, 

 opening ^\dth elasticity. Seeds ovate, not margined, 1-seriate. 

 —FL Cap. i. p. 23. 



1 South African species : C. Africana, found in damp woods throughout 

 the colony. Lobes on long petioles, 3-partite ; the leaflets petiolate, ovate- 

 acuminate, toothed. Flowers small, white. 



0. ALYSSUM, Linn. 



Sepals erect, equal at base. Petals entire. Stamens 

 toothed or entire. Pod orbicular or elliptical, the valves fiat 

 or convex in the centre. Seeds 1-4 in each cell, compressed, 

 sometimes margined ; cotyledons accumbent. — Fl. Cap. i. 

 p.2S. 



Small annuals or perennials, covered with w^hitish stellate pubescence. 

 Leaves entire. Flowers white or yellow. — 2 South African species. 



7. SISYMBRIUM, All. 



Sepals spreading, equal at base. Pilament toothless. Pod 

 subterete, sessile ; valves convex, usually 8-nerved. Seeds 

 several, ovate or oblong ; cotyledons incumbent or oblique. — 

 Fl. Cap. i. p. 24. 



Eoadside weeds or weed-like plants, glabrous or hispid. Leaves either 

 simple, pinnatisect or decompound. Flowers mostly yellow, rarely white. 

 — 8 reputed South African species. 



8. SENEBIERA, DC. 



Sepals spreading. Petals very small. Stamens 2-4-6. 

 Pod 2-parted, subcompressed, indehiscent ; valves subglo- 

 bose, ridged or crested. Seeds solitary. — Fl. Cap. \. p. 27. 



Littoral or roadside weeds, widely dispersed over the globe, decumbent or 

 prostrate. Leaves entire or mostly pinnatifid. Flowers very minute, in 

 short racemes oj^posite the leaves. Smell very pimgent. — 4 South African 

 species. 



