CRUCIFEROUS TRIBE. 



65 



20. ALLIARIA (Garlic-Mustard). 



1. A. officindlis (Garlic- Mustard, Jack-by-the-Hedge, 

 or Sauce-alone). Leaves broadly heart-shaped, stalked, 

 veiny, with numerous broad teeth. An early flower- 

 ing hedge-plant, with delicate green leaves and snow- 

 white flowers. The whole plant emits, when bruised, 

 a nauseous scent of garlic, from which it derives its 

 Latin and English names. Fl. April June. Ann. 



CHEIRANTHUS CHEIRI (Wall-flower). 



'F 



