52 



CRUCfFER.'E 



flowers minute, white, in short lateral racemes ; pods reniform, 

 indehiscent, or splitting into two indehiscent lobes ; seeds one in 

 each lobe. (Name from the Greek koronos, a raven, pous, foot.) 



I. C. didymus (Lesser Wart-cress). — Stem prostrate, branched, 

 slender, hairy, a foot or more in length ; leaves finely pinnatifid 

 or bi-pinnatifid ; pods separating into two hard, wrinkled lobes. 

 Waste ground near the sea in south-west. It emits a very power- 



CAPS^LLA b6rSA PASTORIS 



{Common Shepherd's Purse). 



CORONOPUS DfOYMUS 



{Lesser Wart-cress). 



ful smell, like that of Pepper-cress, especially when trodden on, 

 or in hot weather ; and has a particularly nauseous taste. — Fl. 

 July — September. Annual. 



2. C. prociimbens (Wart-cress or Swine's cress). — Glabrous, less 

 branched and with larger, less divided leaves and larger pods 

 than C. didymus. The pods are indehiscent. A common road- 

 side weed. — Fl. June — September. Annual. 



23. Lepidium (Pepperwort). — Herbs with small v^hite. flowers ; 

 some of the petals or stametis often absent ; pods rounded or 

 obcordate, much compressed, generally 2-seeded ; valves keeled 



