Glab. herb with short stock, deeply descending taproot, emitting slender stolons or rhizomes with internodes up to ± 6 cm. long. Lvs densely tufted, spreading, ± recurved, sessile, entire, 10-40 × 1-2-(3) mm., linear, shallowly concavo-convex, mucronate, sts almost pungent. Peduncles 1-fld, rather stout, glab. to pubescent, sts still not > 5 mm. long when capsule mature, sts elongating to ± 2 cm long. Bracts, if present, lflike. Fls 4-5 mm. diam.; receptacle adnate to ovary, ± glandular-pubescent. Calyx-lobes 1-2 mm. long, persistent, ascending, oblong, obtuse, ± mucronate. Corolla-lobes patent, oblong, obtuse, white. Capsule 5-8 × 4-5 mm., broad-ovoid to subglobose to obovoid.