White Snakeroot
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White Snakeroot
Names: Eupatorium rugosum, white sanicle, richweed
Description: Perennial with smooth stems. Leaves are egg-shaped with teeth and grow opposite. Flowers are small, white and grow in loose clusters.
Concern level: High due to extreme toxicity.
Toxic parts: Leaves, stems and flowers
Symptoms: Occur between a few minutes and a few weeks of ingestion, lack of coordination, weakness, tremors, rapid pulse, jaundice, cardiac arrhythmia’s, profuse sweating, inability to swallow, troubled breathing, sudden death.
Danger: Contains Trematol, a toxin which can be passed on through the milk of nursing mares. Can be fatal.
More information: Purdue
Poisonous plants by letter
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Looking for a plant but don't know the name? Try the toxic plant identifier
This information is for reference only, if you think your horse has eaten something toxic, call your vet right away.
