Logania
22 species endemic Aust.; all states and territories except Tas.
Herbs or shrubs. Leaves connected by a raised line or a short sheath. Flowers small, often unisexual, in axillary cymes or panicles or solitary. Calyx 5-cleft. Corolla white, 4–5-lobed; lobes imbricate in the bud. Stamens 5. Fruit a small capsule, almost separating into 2 mericarps at maturity.