Eucalyptus bicostata
Leaves concolourous. Operculum warted. Tree up to 30 m high. Bark rough on lower part of trunk, the upper part and the branches smooth. Adult leaves 10–25 x 2.5–4 cm. Peduncles 5–7 mm long. Buds glaucous, sessile, 2-ribbed. Fruit sessile, glaucous, turbinate to globular, 2-ribbed, usually slightly warted, 14–17 x 14–20 mm; disc broad, smooth; valves exserted or just enclosed. Nullo Mt.; Jenolan Caves. Eurabbie