CABBAGE FAMILY 



37 



R. palihiris (Marsh Yellow Cress). — Root fibrous- leaves 



lyrate, pinnatifidy?(7-<:' 



in. across ■ petals not longer than calyx ; 



pods oblong. — ^Vatery places. — Fl. June — October. 



4. Barbarea (^^'inter Cress). — Erect, branched, glabrous, 

 biennial herbs ; stem angular ; petals yellow, clajved ; pods straight, 

 stiff, 4-angled, acuminate. (Dedicated to St. iiarbara,) 



R..inicri.A x.astiktium.aqu.-Iticum ^^Tnmmmi ll^f€rcycss\ 



I. B. viitgdn's (Common Winter Cress). — Lower leaves lyrately 

 pinnate, the terminal lobe roundish ; z'pper, obovate, toothed ; 

 raceme lax ; flowers small ; buds smooth ; daiv of petals whitish. 

 Common in moist waste ground, where it may be readily recog- 

 nised by its smooth, shining, dark green leaves, and its erect, 

 angular stem, bearing numerous bright yellow flo7vers. Two 

 forms, differing chiefly in the size of their petals and the direc- 

 tion of their pods, are distinguished as B. stricta and B, inter- 



