Stem solitary, about 6-8 in. high, 2 lin. thick, simple, puberulous (at least along 2 broad lines) on the upper internodes, glabrous below; leaves in 3 pairs on the specimen seen, with the middle pair 1.5 in. long, 2 in. broad, the upper and lower pairs smaller, oblong or the lower pair ovate-oblong, obtuse or acute, truncate or rounded at the base, glabrous on both sides; petioles 1-2 lin. long; umbels 2, rising to the same level, 1.5-1.66 in. in diam., 16-20-flowered; peduncle of the lower umbel 1.75 in. and of the upper 0.66 in. long, puberulous, erect; bracts 1-1.5 lin. long, subulate-filiform; pedicels about 5 lin. long, minutely puberulous; sepals 2.5-3 lin. long, linear-lanceolate, acute, minutely puberulous; corolla lobed nearly to the base, subcampanulate or the lobes campanulately spreading and 4-5 lin. long, 2.25-2.5 lin. broad, oblong or elliptic-oblong, obtuse, concave, glabrous on both sides and not ciliate, apparently white with purple tips and the base on the back also purplish; corona-lobes arising 0.33 lin. up the staminal column, erect, contiguous, 1.25 lin. long and nearly as broad, subquadrate, very obtuse, cordate or with a notch at the subtruncate base, thick and fleshy, apparently rounded on the back, flattish, with a rather deep longitudinal groove on each side of the mid-line down the inner face; staminal column 1.75 lin. long; anther-appendages erect or erectly-spreading under the large dilated 5-crenate flattened style-apex, which partly overhangs the corona lobes.
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