There are some herbs of great value in power, such as ground ivy, grondsel foxglove, and the bark of the haw thorn. The hazel tree has many virtues. It is sacred and powerful against devils' wiles, and has secret properties known only to the wise.
The ancient Irish believed that there were fountains at the head of the cheif rivers of Ireland, over each of which grew nine hazel trees, which at certain times
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