Plants 1-12 cm, covered with stalked glands, somewhat fleshy. Stems stiff, usually dichotomously branched at or near base, variously branched or not distally. Leaves usually connate proximally into short, scarious sheath; stipules filamentous to spinose, 0.4-1.5 mm; blade erect to ± recurved, 0.4-5.5 mm, apex blunt to spine-tipped. Inflorescences often secund. Flowers cleistogamous; sepals erect to squarrose, resembling leaves (especially outer pair), usually with 2 filamentous to stiff lateral spurs, 1.8-6.5 mm, becoming hardened, margins often scarious. Capsules 3-angled, 1.5-3.7 mm, 2-5 times as long as sepals. Seeds 0.4-0.7 mm.
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