Perennial, caespitose, dwarf shrublet, up to 0.03 m high, roots thickened. Leaves glaucous, trigonous, keel without teeth, margins with 3 or 4 teeth, epidermis dotted with dark elevations, apex forming a chin when older. Flowers solitary, yellow. Flowering time Mar.-July. Capsules 5-locular, valve wings with angular apex, closing bodies absent, covering membranes a ledge.