an undershrub, perennial or sometimes annual, 1/2–1 ft. high or more; stem decumbent or suberect, closely and intricately branched, ashy, glabrous below; branches alternate, crowded, quadrifarious or subfasciculate; branchlets slender, wiry, glandular-puberulous, leafy, quadrangular; leaves fasciculate with abbreviated axillary leafy shoots, ovate-oblong, obtuse, sessile or subsessile, entire, thick, glabrous, shining, 1/20 in. long, those on the younger branchlets quadrifariously imbricate; flowers axillary, few or several, 1/3– 1/2 in. long; peduncles near the top of the branchlets, scarcely or rather slender, 1/4– 5/8 in. long, glandular, 1-flowered; calyx glandular, deeply 5-lobed, 1/10– 1/7 in. long; segments sublinear, rather thick, obtusely pointed; corolla-tube subcylindrical, somewhat ventricose near the top, nearly straight, glandular-puberulous outside, 2/5 in. long; limb spreading, 1/3– 2/5 in. in diam.; lobes broadly obovate, 1/8– 1/6 in. long, entire; stamens included; capsules ovoid, somewhat glandular-squamulose, 1/6– 1/5 in. long. null