204 MEDICINAL AND POISONOUS 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 powertul poison (prussic acid) is developed by fermen- 
tation, and many deaths to stock have occurred from their 
Fig. 193. 
Fic. 192.—Foxglove (Digitalis purpurea, Figwort Family, Scrophulariacee). © 
A, plant, in flower, reduced. B, flower, 3. 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. 
Fic. 193.—Lily-of-the-valley (Convallaria majalis, Lily Family, Liliacee). 
Root. Leaves. Flower-clusters. 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. 
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