72 The Ohio Naturalist. [Vol. IV, No. 3^ 



187. Datura stramonium L. Jimson-weed. All parts narcotic 

 and poisonous, especiall}- the seed. Children frequently 

 poisoned by eating the seeds, and occasionally by suck- 

 ing the flowers. Poisonous to cattle, when eaten in hay. 



iSS. Datura tatula L. Purple Jimson-weed. Poisonous like 

 the preceding. 



i8g. Verbascum thapsus L. Common Mullen. Said to be inju- 

 rious to the skin of some persons. 



190. Digitalis purpurea I^. Purple P'oxglove. Poisonous to 



horses. 



191. Gerardia tenuifolia Vahl. Slender Gerardia. Poisonous to 



sheep and calves. 



192. Pedicularis lanceolata Mx. Swamp Lousewort. Probabl}^ 



poisonous. 



193. Pedicularis canadensis L. Lousewort. Wood Betony. 



Probabl}' poisonous. 



194. Catalpa catalpa (Iv. ) Karst. Catalpa. The flowers are said 



to produce irritation of the skin. 



195. Aralia spinosa L. Hercules Club. Irritating to the skin. 



196. Conium maculatum L. Poison Hemlock. The plant con- 



tains a virulent, narcotic poison. The whole plant, 

 especially the seed, is ver)' poisonous to man and ani- 

 mals. 



197. Petroselinum petroselinum (L. ) Karst. Parsley. The 



seeds are injurious to birds. A case of the poi.soning of 

 several parrots from eating of this plant has been report- 

 ed. 



198. Cicuta bulbifera L. Bulb-bearing Water Hemlock. Sup- 



posed to be ver^' poisonous. 



199. Cicuta maculata l^. Water Hemlock. The whole plant is 



violently poisonous, both to man and animals. Has 

 destroyed many human lives. 



200. Sium cicutaefolium Gmel. Hemlock. Water Parsnip. Re- 



puted to be poisonous to stock. 



201. Aethusa cynapium ly. Fool's Parsley. A fetid poisonous 



herb. 



202. Oxypolis rigidus (L.) Britt. Cowbane. (Teidmannia 



rigida C. cS: R.) Poisonous. Leaves and roots supposed 

 to be poisonous to cattle. 



203. Pastinaca sativa L. Parsni]). Persons are often poisoned 



by handling the plant, which causes inflanunation and 

 vesication. 



204. Heracleum lanatum Mx. Cow Parsnip. Supposed to be 



poisonous, although the crisp leaves are said to be very 

 palatable. The West Coast Indians eat the plant as a 

 relish. 



