Small shrubs. Flowers bisexual and pistillate, solitary or paired in the leaf axils; perianth 5-lobed, connate to just below the apex; fruiting perianth hardened at the base with 3 soft, horn-like appendages and with a slit opposite the radicle. Pericarp membranous; seeds horizontal; embryo annular; radicle centrifugal; perisperm abundant. Four spp., Australia.
Chinnock, J. Adelaide Bot. Gard. 2: 139-149 (1980).
Malacocem R. Anderson, Proc. Linn. Soc. N.S. Wales 51: 382 (1926).