Plant forming cushion several cm. across and equally deep; branches up to 5 cm. long and branched, thickly beset with inflated persistent lf-bases. Lvs soft when dry, closely spaced but not us. imbricate; sheath short but obvious; blade linear, 5-10-(15) mm. long, without midrib or thickened margin, suddenly narrowing into very short apiculate tip. Peduncles short. Fls up to 5-(6) mm. long; sepals 4, broad, c. 5 × 2.5 mm., membr. but thickened at mid-base and at subacute or very shortly apiculate tip; stamens = sepals at flowering; capsule valves 4, < sepals. Seeds with low rounded papillae only.