| + | Salvia columbariae, Benth. Half-hardy annual: st. erect, slightly branched, 6-12 in. high: lvs. deeply pinnatifid, wrinkled, rather glabrous, the lobes oblong-linear, obtuse, erose-dentate or incised; floral lvs. bract-like: floral whorls solitary or 2, capitate, far remote from the cauline lvs., densely many-fld., hemispherical; bracts broad-ovate, membranaceous, acuminate; calyx ovate, pubescent; corolla blue, the midlobe of the lower lip crenulate. Summer. Calif, and adjacent Mex. B.M. 6595 (fls. lilac).—Not showy and apparently not in common cult. |