Caltha palustris (kingcup, leopard's foot, meadow routs, verrucaria, solsequia). A member of the plant family RANUNCULACEAE. Perennial herb with a stout creeping rhizome and prostrate to erect aerial stems. Shiny-toothed, kidney-shaped leaves and bright golden yellow flowers. Favours wet or damp areas.


[affected.gif] Animals most affected
Cattle, (sheep, horses).


[etiology.gif] Etiology
Ingestion of the fresh plant (especially in periods of food shortage). Possibility of contamination of silage. Poisoning relatively rare.


[toxic.gif] Toxicity
Contains protoanemonine, a strong irritant. Seeds appear to be non-toxic. Toxicity peaks when the plant is in full flower. Toxic doses not known.


[clinical.gif] Clinical features
If a small amount has been ingested
If a large quantity has been ingested


[lesions.gif] Lesions
Non-specific:



[treatm~1.gif] Treatment
No antidote. Symptomatic care only: