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Published on Dec 01, 2015
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PRESENTATION OUTLINE
1.
DEATH CAMAS
ZIGADENUS VENENOSUS
2.
WHAT IS IT?
Plant found across western United States
Average looking plant
Extremely toxic due to the presence of zygacine
Dried death camas remains toxic for 20 years
3.
WHERE?
Grows in many places
Elevation: 1,400 to 8,000 ft
Grows best in rich, moist soil or lower foothills
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6.
DESCRIPTION
6-28 inches tall
Perennial
Long narrow leaves(grasslike)
Yellowish-white flowers
Onion-like bulb
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9.
MISTAKEN FOR:
Wild onion
Wild hyacinth
10.
WILD ONION
11.
DEATH CAMAS
12.
WILD HYACINTH
13.
DEATH CAMAS
14.
OTHER USES
Ornamental
Native American tribes used them
15.
SYMPTOMS
Causes many health problems
16.
AFFECTS ON LIVESTOCK
Sprouts in spring earlier than other plants
One of first plants available to graze
Overgrazing increases Death Camas population
Symp
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18.
CONTROL
Spray with 2,4-D
After flower stalks appear,
Chemical is ineffective
19.
REFERENCES
http://www.fs.fed.us/database/feis/plants/forb/zigven/all.html#REFERENCES
https://ir.library.oregonstate.edu/xmlui/bitstream/handle/1957/24228/RPLNO0...
http://www.rightdiagnosis.com/d/death_camas_poisoning/symptoms.htm#symptom_...
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