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, pons, 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 borsa pastoris 

 (.Common Shepherd's Purse), 



CORONOPUS DfDYMUS 



(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. LEPfmuM (Pepperwort). — Herbs with small white flowers; 

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

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



