Citrus inodora F.M.Bailey

Tree to 4 m high with trunk to 5 cm diam.; spines 6–12 mm long, solitary or paired; twigs angled. Leaves: petiole 4–8 mm long, not winged, not articulated with lamina; lamina broadly ovate or lanceolate, 80–200 mm long, 40–100 mm wide, ± acute at base, distally subcrenulate, acute to subacuminate; veins very numerous, parallel. Flowers solitary or rarely in small fascicles, subsessile, apparently bisexual and scentless. Calyx with 5 minute teeth. Petals 5, linear-oblong,  c. 7 mm long, white. Stamens at least 30, of different lengths, free. Ovary 8-locular. Fruit ellipsoid, to 65 mm long and 30 mm diam., yellow, smooth; flesh sharply acid. Seeds pear-shaped in outline, planoconvex, 6–8 × 4–5 mm.

It grows in tropical and subtropical regions. It occurs naturally in northeast Queensland. It grows in lowland rainforest. It needs well drained soil and a sheltered position. Brisbane Botanical Gardens.

The fruit have an edible pulp which can be used for drinks or marmalade.

Plants can be grown from fresh seed. They can be grown from cuttings on a heat bed but rooting is slow and can take 6 months. They can be budded onto citrus rootstocks. Because the buds are small this takes some skill to be successful.