Plants acauline or short stemmed, up to 12 cm high, about 12 cm diam., proliferous from the base and forming clusters. Leaves 30-40, the young erect, straight, the old ascending to spreading, little recurved, about 8 cm long, up to 17 mm diam., up to 7 mm thick, lanceolate-deltoid, acuminate, green; upper surface flat, scabrous with minute whitish tubercles; lower surface rounded, roughened with medium-sized white tubercles, confluent in a series of transverse bands; margins rounded, tubercled; keel 1, centrally positioned, with small white and pointed tubercles; end-awn 7 mm long, reddish-brown. Inflorescence about 39 cm tall; peduncle compound, about 2 mm diam., 21 cm long, 2 sterile bracts above the branch, abruptly long acuminate, about 7 mm long, erect, keeled with a reddish-brown vein; raceme about 18 cm long, about 23 spirally arranged flowers and buds, 2 open simultaneously; floral bracts membranous, 3 mm long, acute, keeled with reddish veins, clasping the pedicels, (shorter than the pedicels); pedicels 5 mm long, 1.25 mm diam., grey-green, erect; perianth white with green keels to the segments, 15 mm long, compressed at base, funnel-shaped, tube more or less 4 mm across, constricted to 3 mm above, spreading, curved; segments not free to the base, limb 2 lipped; posterior segments very slightly recurved, white with green veins; exterior part strongly recurved, spreading, white with green veins; stamens 6 of two lengths, 9 and 10 mm long, inserted within the perianth tube; ovary 4 mm long, 2 mm diam., green; style 6 mm long, white, curved, capitate.
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Acaulescent succulent to 15 cm diam., forming clumps. Leaves erect, attenuate, green to brownish, with small to large banded tubercles. Flowers white.
Proliferous, acaulescent. Leaves lanceolate, 60-100 x 10-15 mm, scabrid, with raised white tubercles, no fibres. Flowering time Oct.-Jan.