204 MEDICINAL AND POISONOUvS PLANTS 



perhaps to get the fruit, throw the leafy twigs into the pas- 

 tures within reach of the cattle. As the leaves begin to wilt 

 a very powerful poison (prussic acid) is developed by fermen- 

 tation, and manv deaths to stock have occurred from their 



-^l/;fU-y^-: 



Fig. 192. — Foxglove {Digitalis purpurea, Figwort Family, Scrophulariacex). 

 A, plant, in flower, reduced. B, flower, ?. C, same, cut vertically. 

 D, E, stamens. F, pistil. G, fruit, (v. Wettstein.) — Biennial or peren- 

 nial 1 m. or less in height; leaves downy; flowers purplish rosy, or 

 white, more or less spotted within; fruit dry. Native home, Europe. 



Fig. 193. — Lily-of-the-valley (Conrallnria 7)injalis, Lily Family, LiliacecE). 

 Root. Leaves. Flower-clu.sters. Corolla and stamens. Fruit-cluster. 

 (Britton and Brown.) — Perennial herb; leaves smooth; flowers white, 

 fragrant; fruit pulpy, red. Native home. Temperate Eurasia and 

 Eastern United States. 



