CONTENTS 



PAGE 



Preface 5 



List of Illustrations .- 15 



Section I Plants Dangerous when Included in Hay and Coarse 

 Feeds 



Fungi and Bacteria 18 



Ergot 



Forage Poisoning 

 Horsetail Family Equisetaceae 27 



The Horsetails Equisettim spp. 

 Fern Family -Filicineae 33 



Bracken Pteris aquiliiia 

 Grass Family Gramineae. : : , 36 



Skunk-tail Grass Hordeum jubatum 

 Lily Family Liliaceae 38 



Swamp Camas Zygadenus elegans 

 Pea Family Leguminosae 40 



Lupines- -Z upinus spp. 

 Sunflower Family Compositae 45 



White Snakeroot Eupatorium urticaefolium 



Section II. Plants Dangerous in Pasture or on the Range 



Grass Family -Gramineae 46 



The Sorghums Andropogon spp. 



Porcupine or Spear Grass Stipa spartea 



Needle Grass -Stipa comata 



Cornstalk Disease 

 Lily Family Liliaceae 50 



Death Camas Zygadenus venenosus 



False Hellebore Veratrum viride. 



California Swamp Hellebore Veratrum calif ornicum 

 Buttercup Family Ranunculaceae 56 



Larkspur Delphinium spp. 



Monkshood Aconitum spp. 



Pasque Flower Anemone patens 



