52 PASTURE AND RANGE. 



cal antidote, decomposing the poison that remains in 

 the alimentary canal. Whether it neutralizes that which 

 has been absorbed into the system is not apparent. It 

 has, however, led to the recovery of many sheep in which 

 the symptoms were far advanced. Five to ten grains of 

 each chemical dissolved in a pint of water is the dose for 

 a sheep. For horses, fifteen to twenty grains of each 

 should be used, and for cattle thirty to fifty grains- Great 

 care must be taken to have the potassium permanganate 

 completely dissolved. In the case of animals which are 

 prostrated a stimulant such as strychnin produces a 

 slight improvement, but if used alone will not effect a 

 cure. Diuretics, such as caffein or theobromin, are also 

 useful as a stimulant to the kidneys. Care should be taken 

 to keep the animal quiet. 



Death Camas is a slender, light-green plant with nar- 

 row leaves, five to fifteen inches long, like those of com- 

 mon rasses k^ more succulent. When young 



Th PI 



it is often mistaken for a grass, but may easily 



be distinguished by the fact that there is no ligule where 

 the leaf joins the stem, and by its bulb, which is buried 

 two inches or more in the ground, and resembles a young 

 onion. The flower stem grows from five to twenty inches 

 high and has a raceme of rather small, yellowish or green- 

 ish white flowers at its summit. 



There are several different species of Zygadenus which 



grow in similar habitats to Z. venenosus. They all resem- 



ble it and produce like effects. They grow abun- 



Specie* dantly west of the Rocky Mountains, and in the 



Prairie Provinces and neighbouring States. One 



of the most common of these is Z. elegans. Pursh (p. 38) . 



