78 MISC. PUBLICATION 2 81, U. S. DEPT. OP AGRICULTURE 



Marsh, C. D. (1432) 



A NEW SHEEP POISONING PLANT OF THE SOUTHERN STATES. U. S. Dept. AglV 



Cir. 82, 4 pp., illus. 1920. 



(1433) 



THE WHORLED MILKWEED, A PLANT POISONOUS TO LIVESTOCK. U. S. Dept. 



Agr. Circ. 101, 2 pp., illus. 1920. 



(1434) 



plants poisonous to sheep, i-vni. Natl. Wool Grower 18 (7): 29-30; 



(9): 27-28; (10): 25-26, illus. 1928. 19 (5): 27-28; (6): 20-22; (7): 



21-22; (8): 19-20; (11): 25-26, iUus. 1929. 



The plants discussed are: Pt. I, Death Camas; pt. II, Lupine; pt. Ill, 

 Whorled Milkweed; pt. IV, Loco Weeds; pt. V, The Stock Poisoning Laurels; 

 pt. VI, Sneezeweeds; pt. VII, The Cherries; and pt. VIII, Wild Tobacco. 



(1435) 



poisoning of goats by range plants. Sheep and Goat Raisers' Mag. 



10 (7): 200-201, iUus. 1930. 



(1436) 



a spring warning. Natl. Wool Grower 20 (5): 21-22, illus. 1930. 



and Clawson, A. B. (1437) 



DAUBENTONIA LONGIFOLIA (COFFEE BEAN), A POISONOUS PLANT. Jour. Agr. 



Research 20: 507-514, iUus. 1920. 

 and Clawson, A. B. (1438) 



POISONOUS PROPERTIES OF THE WHORLED MILKWEEDS ASCLEPIAS PUMILA AND 



a. verticillata var. geteri. U. S. Dept. Agr. Bull. 942, 14 pp., illus. 

 1921. 



and Clawson, A. B. (1439) 



THE MEXICAN WHORLED MILKWEED (ASCLEPIAS MEXICANA) AS A POISONOUS 



plant. U. S. Dept. Agr. Bull. 969, 16 pp., illus. 1921. 

 and Clawson, A. B. (1440) 



THE DEATH CAMAS SPECIES, ZYGADENUS PANICULATUS AND Z. ELEGANS, AS 



poisonous plants. U. S. Dept. Agr. Bull. 1012, 25 pp., illus. 1922. 



and Clawson, A. B. (1441) 



the stock-poisoning death camas. U. S. Dept. Agr. Farmers' Bull. 1273, 



11 pp., illus. 1922. 



and Clawson, A. B. (1442) 



woolly-pod milkweed: a dangerous stock-poisoning plant. U. S. Dept. 

 Agr. Circ. 272, 4 pp., illus. 1923. 



and Clawson, A. B. (1443) 



THE WOOLLY-POD MILKWEED (ASCLEPIAS ERIOCARPA) AS A POISONOUS PLANT. 



U. S. Dept. Agr. Bull. 1212, 14 pp., illus. 1924. 

 and Clawson, A. B. (1444) 



THE MEADOW DEATH CAMAS (ZYGADENUS VENENOSUS) AS A POISONOUS PLANT. 



U. S. Dept. Agr. Bull. 1240, 14 pp., illus. 1924. 

 and Clawson, A. B. (1445) 



TOXIC EFFECT OF ST. JOHNSWORT (HYPERICUM PERFORATUM) ON CATTLE AND 



sheep. U. S. Dept. Agr. Tech. Bull. 202, 24 pp., illus. 1930. 

 Clawson, A. B., Couch, J. F., and Eggleston, W. W. (1446^ 



THE WHORLED MILKWEED (ASCLEPIAS GALIOIDES) AS A POISONOUS PLANT- 



U. S. Dept. Agr. Bull. 800, 40 pp., illus. 1920. 

 Clawson, A. B., Couch, J. F., and Marsh, H. (1447) 



WESTERN SNEEZEWEED (HELENIUM HOOPESII) AS A POISONOUS PLANT. U. S. 



Dept. Agr. Bull. 947, 46 pp., illus. 1921. 



Clawson, A. B., and Marsh, H. (1448) 



zygadenus, or death camas. U. S. Dept. Agr. Bull. 125, 46 pp., illus. 1915 # 



Clawson, A. B., and Marsh, H. (1449) 



lupines as poisonous plants. U. S. Dept. Agr. Bull. 405, 45 pp., illus. 

 1916. 



