stems erect, decumbent and branching at the base, 3–5 in. long, 5–10 lin. square, with concave sides, softly pubescent, green; angles slightly compressed, with erect rudimentary leaves 1 lin. long at the teeth; flowers 1–5 together, near the base or middle of the young branches, successively developed; pedicels stout, 1 in. long, 2 1/4 lin. thick, velvety; sepals 3 1/2–4 lin. long, 1 1/2–1 3/4 lin. broad, ovate-lanceolate, acute, velvety; corolla very large, in bud ovoid, acuminate, with 5 projecting teeth below the middle, when expanded 5-lobed to 2/3 of the way down, the united part forming a distinct campanulate tube about 1 1/6 in. deep, 1 1/2 in. in diam.; lobes 2 3/4–4 in. long, 1 1/4–2 in. broad, ovate-lanceolate, acuminate, reflexed, puberulous and light reddish-purple on the back; inner face transversely rugulose, light ochreous yellow, everywhere marked with irregular transverse crimson lines and somewhat thinly covered with very fine long erect purple hairs, ciliate on the lobes with rather stouter simple purple hairs; outer corona-lobes ascending, 3 lin. long, 2/3 lin. broad, linear, 3-toothed at the apex, concave down the face, glabrous, purple-brown; inner corona-lobes dark purple-brown, with the dorsal wing free to the base, erect and parallel with the inner horn, 3 1/2–4 1/2 lin. long, 3/4–1 1/2 lin. broad, narrowly oblong or oblong-lanceolate, acute or obtuse, entire or denticulate at the upper part; inner horn 3–5 lin. long, subulate, triquetrous, erect, with slightly incurved tips, not contiguous at the middle part. null