. Textbook of pastoral and agricultural botany, for the study of the injurious and useful plants of country and farm. is the cause of death in this form of poisoning is characterized by profuse salivation, dilatation of thepupils of the eyes, rapid breathing and frequent pulse with vomiting (indogs). The animal cries out, has twitchings of the convulsive sort,staggering gait, paraplegia, intense thirst and coma, followed by death. Golden-rod Rust {Coleosporiuni solidaginis).—This fungus is found asa rusty outbreak on the leaves of various Compositae, such as Solidago 32 PASTORAL
. Textbook of pastoral and agricultural botany, for the study of the injurious and useful plants of country and farm. is the cause of death in this form of poisoning is characterized by profuse salivation, dilatation of thepupils of the eyes, rapid breathing and frequent pulse with vomiting (indogs). The animal cries out, has twitchings of the convulsive sort,staggering gait, paraplegia, intense thirst and coma, followed by death. Golden-rod Rust {Coleosporiuni solidaginis).—This fungus is found asa rusty outbreak on the leaves of various Compositae, such as Solidago 32 PASTORAL AND AGRICULTURAL BOTANY canadensis, S. rigida, S. serotina and as Vernonia noveboracensis, the iron-weed. Horses have been poisoned in New Jersey and in Wisconsin byeating golden-rod and the trouble has been attributed to the presence ofthis rust fungus in growth or the plant. The disease has baffled veteri-narians, but the fact that horses have remained healthy when feedingin pastures without golden-rod, or when they are driven from pasturebefore the golden-rod appears seems significant. The attention of the. Fig. 10.—Calf No. 2 prostrate. Note drawn expression of eyes and slight drawingback of head (aposthotonus). In this condition the animal breathes rapidly, showsconsciousness, and responds to noise by twitching. (After Brown, H. B. and Ranck, : Forage poisoning due to Claviceps Paspali on Paspalum. Technical Bulletin No. 6,Mississippi Agricultural Experiment Station, 1915, p. 25.) writer was first called to this fungus in material received from Newfield,N. J., on Sept. 22, 1900. Symptoms.—The symptoms are general dullness, ears drooped, tem-perature elevated ranging from 103° to io7°F. during the entire courseor the disease. The visible mucous membranes are pallid and spots areseen. The legs of the animal become swollen and oedematous enlarge-ments appear under the abdomen. The spleen is enlarged, weighing fromxis to ten pounds. Blood disintegrated. The appeti
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