Plants stem-forming, branching from base, forming small clumps. Stems up to 150 x 7-13 mm, internodes 5-10 mm long. Leaves spreading, 3-5 leaf pairs together per branch, crowded, connate at base, oblong-lanceolate, 25-45 x 9-14 mm, slightly triangular in upper part, with leaf sides often unequal, keeled towards apex; keel often asymmetric, flat on face, margin each with (0-)2-4 reduced teeth, smaller than 1 mm, bristles 0.1-1.0 mm long or absent; epidermis dull grey-green, soft, without any white dots or flecks, numerous small subepidermal idioblasts visible as dark green dots. Flowers yellow; sepals 5, 8-12 mm long, at base 0.3-0.65 mm wide; petals 70-90, conspicuously narrowed downwards, some of innermost row very small, linear. (15-)20-25 x (1.0-)2.0-2.3 mm in upper part, at base (0.1-)0.2-0.5 mm wide, yellow, top emarginate or obtuse, some very small ones acute. Receptacle 8-9 x 7-9 mm. Stamens 150-200, 5-8 mm long; anthers yellow, 1 mm long. Nectaries olive-green, smooth. Ovary top 5-lobed, almost flat but very slightly raised in middle, stigmas 5, filiform, 10 mm long, in young flowers shorter or as long as stamens, in old flowers longer. Fruit stalk 1-2 x up to 4 mm, 1 mm thick. Fruits tightly attached, dark brown, 9.5 x 7-8 mm, 5-7 mm thick, valves bend to a central depression. Seeds 1.3-1.5 x 0.9-1.0 mm.
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Perennial, dwarf shrublet, up to 0.1 m high, forming clusters. Leaves oblong-lanceolate, keel asymmetrical, margins toothless or with 2-4 reduced teeth, epidermis dull glaucous-green without white dots. Flowers solitary, dirty yellow, open in afternoon. Flowering time autumn to winter. Capsules 5-locular, locules hidden by lamellae thus appearing empty, valve wings present, typical closing bodies and covering membranes absent, tops raised.