Toxicological trivia from June 24, 2016: Santolina chamaecyparissus syn. S. incana (cotton lavender, lavender-cotton) is a species of flowering plant in the family Asteraceae, native to the western and central Mediterranean. It is a small evergreen shrub growing to 50 cm (20 in) tall and broad. Densely covered in narrow, aromatic, grey-green leaves, in summer it produces masses of yellow, button-like composite flowerheads, held on slender stems above the foliage. The disc florets are tubular, and there are no ray florets.  Cotton lavender has many potential uses:a)  Most commonly, the flowers and leaves are made into a decoction used to expel intestinal parasites.  An oil used in perfumery can also be extracted from the plant; b) Branches may be hung up in wardrobes to repel insects, and leaves are also suitable for use in pot pourri and in herbal tobacco substitutes. In cosmetics it is used as a tonic;c) Both previous assertions are correct.

Correct answer: c. Read more in WP