VII. CRUCIFEEiE. V 



9. LEPIDIUM, Linn. 



Sepals equal at base. Pod ovate or subcordate ; the valves 

 keeled; cells 1-seeded. Seeds 3-cornered or compressed. — 

 JFl. Cap. i. p. 28. 



The garden Cress {L. sativum) is the type of this widely-dispersed 

 genus. Sender enumerates 10 species in Fl. Cap. These are weed-Hke 

 plants, with entire or variously and irregularly-cut leaves and small flowers 

 in terminal elongating racemes. 



10. CAPSELLA, Yent. 



Sepals flattisb, equal at base. Pod triangular or wedge- 

 shaped, the valves boat- shaped, wingless ; cells many-seeded. — • 

 Fl. Cap. i. p. 31. 



1 species, Shepherd' s-purse, a common weed throughout the temperate 

 zones ; introduced from Europe. 



11. BRASSICA, Linn. 



Sepals erect or spreading, the lateral often saccate at base. 

 Pilament toothless. Pod long, subterete, with a beak (some- 

 times indehiscent and 1-seeded) ; the valves convex, 1-3- 

 nerved, the lateral nerves often ilexuous ; septum membranous 

 or spongy. Seeds 1-seriate, subglobose or oblong; cotyle- 

 dons broad, conduplicate (0 >>). — Fl. Cap. \. p. 3. Also Sina- 

 pis, Koch; Fl. Cap. \.p. 32. 



Cabbage, Turnip, IMustard, etc. Mostly biennials, natives of the tempe- 

 rate zones. Lower leaves petioled, lyrate or pinnatifid ; cauline sessile, 

 subentire. Racemes elongate ; flowers yellow. — 4 South African species. 



12. CHAMIRA, Thunb. 



Calyx 2-spurred at base. Pod substipitate, oblong, com- 

 pressed, with a subulate beak. Seeds compressed, immargi- 

 nate ; cotyledons elongate, twice folded on the radicle. — Fl. 

 Cap. i.p. 32. 



Endemic. C. cornnta, the only species, is a weakly, glabrous annual. 

 Lower leaves opposite, reniform-cordate, 2 inches long, 3-4 inches wide ; 

 upper alternate deeply cordate, the uppermost acuminate. Flowers small, 

 white. — About Simon's Town and near Saldanha Bay. 



13. HELIOPHILA, Linn. 



Sepals equal at base. Filaments of lateral stamens simple, 

 or with a tooth near the base. Pod sessile or stipitate, dehis- 

 cent, long or short, compressed, linear, oblong or lanceolate, the 

 margins straight or undulate ; valves l-3-nerved,flattish, mostly 

 membranous ; septum hyaline ; style short or long ; stigma 

 2-lobed. Seeds many or few, sometimes solitary, 1-2-seriate ; 



