green teatree

Gaudium coriaceum (F.Muell.) Peter G.Wilson

Green teatree is a shrub of southern Australian sandy country, reaching up to about 4 m in the Victorian account. The bark remains smooth on its smaller branches. Young stems have a groove beside each leaf-stalk base. Royal Botanic Gardens Victoria: Gaudium coriaceum

Botanical name

Leptospermum coriaceum (F.Muell. ex Miq.) Cheel is listed by VicFlora as a synonym of Gaudium coriaceum (F.Muell.) Peter G.Wilson. The accepted combination was published in 2023. International Plant Names Index: Gaudium coriaceum Royal Botanic Gardens Victoria: Gaudium coriaceum

Recognizing the plant

The hairless leaves are elliptical to narrowly egg-shaped with their broadest part toward the tip, usually 8–15 mm long. Leaf tips and margins may curve inward. White petals surround a small floral cup, producing flowers about 13–18 mm across. Triangular sepals remain attached around the developing fruit. The mature fruits are about 5–8 mm across, broader above than below, with a smooth but wrinkled outer surface. Seeds often have wings and net-like surfaces. Royal Botanic Gardens Victoria: Gaudium coriaceum

Bloom window

Victoria and New South Wales, Australia

Victorian plants flower mainly from August to November, while the New South Wales account gives June–October. Royal Botanic Gardens Victoria: Gaudium coriaceum Royal Botanic Garden Sydney PlantNET: Gaudium coriaceum

Native range

The species is native to South Australia, Victoria and New South Wales. In northwestern Victoria it grows in mallee-heath and heathland on deep sands; the New South Wales flora records it south of Cobar. Royal Botanic Gardens Victoria: Gaudium coriaceum Royal Botanic Garden Sydney PlantNET: Gaudium coriaceum

Botanical sources

Reviewed 2026-10-11. Seasonal development varies with location and growing conditions.