Convallaria majalis (May Lily, Jacob's Lily, Our Lady's Tears). A member
of the plant family LILIACEAE. Perennial plant, growing from a rhizome with two long,
oval leaves. Flowers are small white, fragrant and bell-shaped; the fruit are red
berries containing several light brown seeds.
Animals most affected
Dogs, cats, poultry.
Chewing and/or swallowing flowers and leaves which have been made up into bouquets
(cats, dogs). Ingestion of the fresh plant (birds, geese, ducks). Poisoning is rare.
The plant contains about 20 toxic alkaloids, most important of which are the cardiotoxic
heterosides: convalloside, convallatoxol, convallamaroside, convallarin and convallamarin.
Toxic doses not known.
cardiac dysfunction: arrhythmias, bradycardia;
Non-specific and hardly apparent.
No antidote. Symptomatic care only.