Siphonodon australis

Siphonodon australis, also known as ivorywood or scrub guava, is a species of plant in the bittersweet family. It is native to north-eastern Australia.

Infrataxa

 * Siphonodon australis var. australis Benth.
 * Siphonodon australis var. keysii F.M.Bailey

Description
The species grows as a tree up to 30 m in height. The leaves are 4.5–12 cm long by 2.5–2.5 cm wide. The small white flowers grow as a 1–3 flowered inflorescence 10–20 mm long. The hard yellow fruits are about 2.5–4 cm long and contain 6–2.5 mm seeds.

Distribution and habitat
The species is found in north-eastern and south-eastern Queensland, extending into north-eastern New South Wales. It occurs in drier rainforest and monsoon forest from sea level to an elevation of 900 m.