The Secrets of Albertus Magnus on the Nature of Women and the Virtues of Herbs

It grows in old trees where the tree is perforated.

This herb, with another herb that is called Martegon martagon lily, which is Silphium a plant from antiquity, as they write in the German tongue, opens all locks.

And if it is sometimes put into someone's mouth, and then one thinks of someone, if it is to happen, then it falls into his heart; if it should not be, then it goes back to where it came from.

But if the aforementioned is hung on a tree with a swallow's wing, the birds will gather there from well over five miles away. The latter has been tested and experienced in my times.

XI. Centaury.