S6 



POISONOUS PLANTS 



fully noted. These are mainly to be found in the 

 foliage and fruits. To understand the latter, a 

 careful study of the figures here given, as well as 

 of the living plants themselves, should be made. 

 Fool's Parsley {^thiisa Cynapiuin,¥\g. 21). — 



Mk 



1 /&, 



Fig. 21. iEthusa Cynapium ; Fool's Parsley. 



A small annual weed in gardens and cornfields. 

 It has white flowers, with long pendulous bracts 

 below them} The fruit has prominent, sharp-edged, 

 corky ridges. 



1 When there are bracts at the base of the primary umbel 

 they constitute the "general involucre." Those at the base of 

 the secondary umbels as in this plant form the " partial '' 

 involucre or involucel. 



