Houndstongue

Cynoglossum officinale
Family Name:	Boraginaceae
Class:	B
Other Names:	gypsy flower
Why is it a noxious weed?	It is a very strong competitor of desirable forage and is poisonous. It contains pyrrolizidine alkaloids that stop the reproduction of liver cells. Sheep are less susceptible than cattle or horses. It can also cause dermatitis in humans.

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