Fetr adynamia . 1 2 1 
Er. Alliaria, Garlic Hedge-Mustard, or Jack-by-the- 
Hedge ; with heart-shaped leaves. Biennial j flowers 
in May, and is common in hedges and shady places, 
where it is at once recognized by the garlic odour which 
any part of the bruised plant exhales. 
Cheiranthus Fruticalosus , Wild Wallflower ; gei> 
men with a small tooth on each side furnished with a 
gland ; cal. closed; seeds plain ; leaves lanceolate, acute, 
hoary on the lower surface ; stem shrubby ; branches 
angular. Common on old walls. From the wild variety 
the wallflower of the garden is different in some of its 
characters, arising probably from culture. 
Brassica Gen. cAnr.— Cal. upright, pod roundish, 
seeds globular. 
To this genus belong Bras. Napus s Rape ; Bras. 
Rapa, Turnip ; and Bras. Oleracea, the Cabbage, with 
the numerous species and varieties which are cultivated 
in gardens. 
Sinapis. Gen. char. — Cal. spreading; claws of the 
corolla upright ; pod roundish, with a prominent par- 
tition. 
Three native species belong to this genus ; Sin. Ar~ 
vensis , Wild Mustard, or Charlock, with angular pods, 
a troublesome weed among corn ; Sin. Alha^ White 
Mustard, with rough pods, which grows in fields and by 
way-sides, and is sown in the winter and spring as a 
salad ; and Sin. Nigra , Common Mustard, with smooth 
square pods, closely pressed to the stem, which is cul- 
tivated on account of its seeds, from which is obtained 
the mustard of the table. 
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