BOLEUM (from bolos, a ball; in reference to the shape of the seed-pods). ORD. Cruciferae. An ornamental, hardy, evergreen shrub, well adapted for rockwork, in ordinary soil. It requires slight protection in winter if planted in very exposed situations. Propagated by seed, sown in a pot, in spring, and placed in a frame, or in the open border during summer. BOLEUM asperum (rough).* fl. cream-coloured; racemes erect, elongated; pedicels very short, the lower ones bracteate. April. l. alternate, oblong, linear; lower ones somewhat divided. A. suffruticose, erect, branched plant, hispid from stiff hairs. h. 6in. to 1ft. France. 1818.