1 8 The Ohio Naturalist. [Vol. IV, No. 1, 



26. Amanita umbriiia (Pers.) Schr. (A. pantheriua (DC.) 



(Quel.). Poisonous to man. 



27. Amanita verna Fr. Destroying Angel. Poisonous to man. 



28. Amanita virosa (Fr.) Sacc. Poisonous. 



29. Globaria bovista (L.) Quel. Giant Puff-ball. (Lycoper- 



don giganteum Batsch.) Poisonous if eaten after the 

 white interior changes to a brownish color. 



II, Archegoniata. 



30. Pteridium aquilinum (L. ) Kuhn. Eagle Fern. I^eaves 



supposed to be poisonous to cattle and horses. 

 '31. Equisetum arven.se L. Common Horsetail. Supposed to 

 to be injurious to horses, at least when it is in the form 

 of hay. 



III. Spermatophyta. Gymnospermae. 



32. Taxus canadensis Marsh. American Yew. Eeaves supposed 



to be poisonous to stock. 



33. Juniperus communis L. Common Juniper. Goats are pois- 



oned from eating the leaves. 



34. Juniperus virginiana L. Red Cedar. Poisonous to goats. 



Angiospermae. Monocotyledones. 



35. Arisaema triphyllum L. Jack-in-the-pulpit. Underground 



parts somewhat poisonous, but edible when Ijoiled or 

 roasted a short time. 



36. Calla palustris L. Water Arum. Poisonous. 



37. Spathyema foetida (L.) Raf. Skunk Cabbage. Has an 



acrid juice and a disagreable odor which .seems to cause 

 headache. 



38. Alisma plantago L. Water Plantain. Has poisonous effect 



on cattle. 



39. Sagittaria latifolia Willd. Eroad-leaved Arrow-head. The 



rootstalk contains a bitter milky juice in the raw state, 

 but is edible when cooked. 



40. Xeluml)o lutea (Willd.) Pers. American Nelumbo. The 



rootstock is sometimes used to kill roaches. 



41. Chaetocloa italica (L.) Scrib. Millet. Hungarian. The 



hay, if fed in large quantities and too frequently, is inju- 

 rious to horses. 



42. Loliuni tenuilentum L. Darnel. Poisonous. Grain nox- 



ious and injurious when ground in with flour. 



43. Zygadenus elegans Ph. Zygadeue. Swamp Camas. Pois- 



onous to cattle and shee]i, sometimes causing death. 



44. Melanthium virginicum I^. Bunch-flower. Rhizome is 



poLsonous. 



