Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985
Be-still
The Herbs
(THEVETIA PERUVIANA, T. NEREIFOLIA)
POISON
Folk Names: Trumpet Flower, Yellow Oleander, Flor Del Peru, Lucky Nut
Powers: Luck
Magical Uses: In Sri Lanka, the seeds are known as “lucky beans” and are worn as talismans or charms to attract luck.