578 



BOTANY 



PART II 



species are poisonous. The Monkshood [Aconitum napellus) (Figs. 563, 564) is a 



Fig. 5t)3. — AconUum napellus (nat. size). 1, Flower seen obliquely from in 

 front, f, Flower in longitudinal section. 3, The nectaries, formed from 

 petals, and the androecium after the perigone has been removed. /,, Fruit 

 composed of three apocarpous carpels. 5, Follicles opened. 



Fig. biJi.—Aconitum luipellas (Js uat. size), ijffjcim. ;ind Poiaoxous. 

 stately perennial lu^rlj witli underground tubers and occurs most commonly in 



