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Inflorescence pedunculate with flowers in lax racemes or panicles; peduncle erect, simple, with a few sterile bracts; bracts membranous, small, lanceolate to ovate; pedicels short, ascending.
Leaves in basal rosettes, or spirally arranged, succulent, softly fleshy or stiff, linear to deltoid-acuminate; surface smooth, ridged or tuberculate; margins smooth, ciliate, or toothed.
Perennial herbs with erect or creeping stems from a thick woody rootstock, often suckering to form small to large groups of plants; roots fleshy.
Capsule ovoid to oblong, 3-locular.
Seeds with angles winged.
Stamens included.
Stigma included.
