Chamerion angustifolium, Fireweed
Perennial herb with reddish, smooth stems. Leaves are lanceolate and alternate, flowers are magenta / pink and radially symmetrical with four petals.
Only during drought conditions, unpalatable.
The whole plant is toxic.
Occur within a few hours of ingestion, digestive upset, drooling, lack of appetite, diarrhea, colic, depression, weakness, lack of coordination, stupor, paralysis of the legs, weak heart rate, death.
Contains Grayanotoxin which affects skeletal and cardiac muscle and nerve function. Can be fatal.
*It should be noted that we are not veterinarians. This information is written specifically for horses and should be used for reference purposes only. If you think your horse has eaten something toxic call your vet right away.