Glechoma hederacea (ground ivy, gill). A member of the plant family LABIATAE.
Creeping evergreen perennial herbaceous plant with square, sectioned stems and dark
green, kidney-shaped leaves. Small, pale green flowers and smooth, oval capsular
Animals most affected
Horses, (cattle, sheep, goats, dogs).
Ingestion of the growing plant or, more frequently, of contaminated fresh fodder.
For clinical effects to develop, large quantities need to be ingested over several
days. Poisoning is uncommon.
Toxic principles not identified; toxic doses not known. Drying reduces the toxicity.
In the horse:
mydriasis, sweating, diarrhoea, pnoea,
acute cardiac insufficiency.
No antidote. Symptomatic care only:
gastric demulcents, antacids (magnesia);
iv injection of calcium gluconate and glucose.
A goat breeder put his herd into a new pasture. Within 15 days, four animals had
died; the remainder presented with colic and diarrhoea. Several animals had more
pronounced symptoms such as salivation, tremor, and paddling movements of the legs.
In addition, the milk production of the herd fell considerably. There were no characteristic
A detailed inspection of the land found only two toxic plants, silverweed (Potentilla
anserina) and ground ivy. Poisoning by the former was discounted as the analytical
laboratory found only ground ivy in the gastnc contents of the animals.