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FIELD AND WOODLAND PLANTS 



The Bulbous Buttercup is very similar to the last species, but 

 may be known at once by its swollen, bulbous root. Its leaves 

 are divided into three segments which are more or less toothed 

 and lobed, and the sepals bend backwards on the peduncle as soon 

 as the flower opens. Its carpels are smooth, and form a globular 



The W^ild pansy. 



head ; and the ripened achenes are also smooth. The plant is 

 very abundant. It flowers from May to August. 



Coming now to the Crucifers, we have first to note the Field 

 Penny cress {TJiktspi arvense), which may be recognised at once by 

 reference to our illustration. It is an erect, smooth, plant, from 

 six to twenty inches in height, a common weed in cultivated ground, 

 flowering from May to July. Its radical leaves are stalked, and 

 wither early ; and the small white flowers are soon follo\\ ed by 



