(Greek, living in sand). Composite. Hardy herb, cult. as an everlasting or immortelle. Florets perfect, yellow, surrounded by a dry, silvery white involucre, and subtended by chafl’y scales; pappus of 2 bristles and 2 teeth. Commonly treated as an annual, but seeds are sometimes sown in Sept. ,and the plant treated as a biennial. Of easiest culture, the seeds being sown where the plants are to grow. In the N., sow seeds in spring. Cut the fls. before they are fully expanded, and hang in a dry, shady place. They will then remain white.