Hallianthus

Procumbent shrubs with a compact centre of short shoots and 4 -20 trailing floriferous shoots with long, thin internodes. Leaves opposite, scarcely fused at base, trigonous to falcate, dark green, often laterally compressed; stomata not sunken, crystal layer in outer epidermal wall reduced. Flowers 1 -3, bracteate. Sepals 5. Petals white, pink or bicoloured. Stamens in a central cone encircled by many staminodes, brightly coloured apically. Nectary a crenulate ring. Ovary with parietal placentas. Fruit a 10-locular capsule, of Leipoldtia type; turret-shaped with prominent subproximal elevations on covering membranes; expanding keels parallel; expanding sheets extensive. F lowering autumn and winter. D istinguishing characters: flat-growing perennials with long internodes; leaf pairs laterally flattened; fruit 10-locular, turret-shaped on top.