the mind > mental capacity > expectation > foresight, foreknowledge > prediction, foretelling > divination by natural phenomena > [noun] > by plants (4)
Divination or fortune-telling using plants or their leaves, petals, etc.
Divination by plants; the study of mystical properties ascribed to plants or flowers. Cf. botanomancy, n. rare (now historical).
‘Divination by a Lawrel Tree’ (Blount Glossogr. 1656).