stems slender, woody, much branched, 2 ft. or more high, sulcate, glaucous; leaves alternate, often distant and few, fleshy, broadly cuneate, rounded, emarginate or cordate at the apex, sometimes mucronate, more or less coated with calcareous granules, up to 9 lin. long and 6 lin. wide, tapering into the 4 lin. long petiole; flowers patent; calyx-segments ovate, abruptly acuminate, 4 lin. long, 2 lin. wide; corolla-tube subcylindrical, 4 lin. long; lobes cuneate or obcordate, cuspidate in the sinus, 2 lin. long, 1 1/2 lin. broad; filaments very slender; anthers 1/2 lin. long, sagittate; ovary oblong, acuminate, 1 lin. long; style 3 1/2 lin. long including the 1 lin. long arms, spreadingly hairy; capsule longer than the persistent calyx. null