IMPORTANT POISONOUS PLANTS 



129 



Fig. 19g. Oleander (Nerium Oleander). Cultivated poisonous. Fig. 19h. False Jes- 

 samine (Gelsemium semperiirens). Contains several poisonous alkaloids. (Chesnut, 

 U. S. Dept. Agri.). 



Chionanthus virginica L. Fringe Tree. 



Common in the Alleghany Mountains, New Jersey to Florida and Mis- 

 souri. This is said to be a narcotic. 



Loganiaceae. Logania Family. 



Gelsemium sempervirens (L.) Ait. Yellow Jessamine. 



This climbing shrub with yellow fragrant flowers is common in the South. 

 It contains several potent alkaloids, among them gelsemin. The symptoms of 

 poisoning from consuming this plant are muscular weakness, especially in the 

 fore legs, followed by convulsive movements of the head, fore legs and hind legs. 



Spigelia marilandica L. Indian Pink or Pink Root. 



Common from Ohio to Missouri, Florida and Texas. This plant is used 

 in medicine and is known to be toxic. Strychnin belongs to this same family. 

 Gentianaceae. Gentian Family. 



Menyanthes trifoliata L. Buckbean. 



The plant has bitter properties and is nauseous. Contains menyanthin. 

 Apocynaceae. Dogbane Family. 



Apocynum androsaemifolium L. Spreading Dogbane. 



Widely distributed in Iowa, probably poisonous. 



Apocynum cannabinum L. Indian Hemp. 



Like the preceding. Contains apocynin, which is poisonous. 



