plant 4–8 in. high, branching at the base into several erect or spreading-ascending stems, often decumbent at the base, compressed, subhispid; leaves shortly petiolate, 1/2–1 3/4 in. long, 2–7 lin. broad, linear-lanceolate to ovate or ovate-lanceolate, acute, broadly rounded to cordate at the base, scabrous-pubescent, drying pale-green; umbels solitary, terminal, semiglobose, 1–1 1/4 in. in diam., 12–20-flowered; peduncle 1/2–2 1/2 in. long, subhispid; bracts several, 1 1/2–3 1/2 lin. long, linear, acute, pubescent; pedicels 4–7 lin. long, hispid; sepals 1 1/2 lin. long, 2/3 to nearly 1 lin. broad, lanceolate or ovate-lanceolate, acute, subhispid; corolla-lobes reflexed or reflexed-spreading, with up-curved tips, 2–2 1/2 lin. long, 1 1/2–1 3/4 lin. broad, elliptic-ovate, subacute, glabrous on both sides or with few hairs on the back, corona-lobes arising about 1/3 lin. up the staminal column and attaining to the same level, erect, not spreading at the tips, complicate-cucullate, subquadrate in side view, not quite 1 lin. long and about as broad at the truncate or truncately rounded top, rectangular or acute but scarcely produced into teeth at the apex of the inflexed sides, abruptly or subtruncately rounded into the column at the base, which has acute rim-like margins, with a narrow keel or wing near the inner margins curving outwards near the base, without a tooth or other process within the cavity; staminal column about 1 1/4 lin. long; anther-appendages reniform or transverse, very obtusely rounded, inflexed upon the margin of the truncate pentagonal style-apex; follicles mostly solitary, 2–2 1/4 in. long, about 1/2 in. thick, covered with stout spreading or recurving subulate processes 2–2 1/2 lin. long, glabrous or thinly pubescent. null