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Melaleuca undulata facts for kids

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Hidden honey-myrtle
Melaleuca undulata.jpg
Scientific classification

Melaleuca undulata, commonly known as hidden honey-myrtle is a shrub in the myrtle family Myrtaceae and is endemic to the south of Western Australia. It is a spreading, moderately dense, perennial, woody shrub with creamy-white flowers in small clusters.


Melaleuca undulata grows to a height of about 0.3–2 m (1–7 ft) spreading to 2 m (7 ft) or more. Its leaves are arranged alternately, mostly lance-shaped to oval, 3–15 mm (0.1–0.6 in) long and 1.5–4 mm (0.06–0.2 in) wide and slightly hairy.

The flowers are arranged in heads up to 27 mm (1 in) in diameter scattered along the branches, with 1 to 18 flowers in each head. The flowers mainly appear from October to March and are white to cream. The stamens are arranged in bundles of five around the flower, with 8 to 30 stamens in each bundle. The base of the flower is glabrous and 1.2–2.5 mm (0.05–0.1 in) long. The woody capsules are 2.5–4 mm (0.1–0.2 in) long.

Taxonomy and naming

Melaleuca undulata was first formally described in 1867 by George Bentham in Flora Australiensis. The specific epithet (undulata) is derived from the Latin undulatus meaning "wavy" "in reference to the leaf blade being wavy".

Distribution and habitat

This melaleuca occurs from the Stirling RangeBroomehill district eastwards to the Israelite Bay district. It grows in mallee and heath, in swampy and areas, river beds and edge of clay pans in sand, clay on laterite gravel.


Melaleuca undulata is classified as "not threatened" by the Government of Western Australia Department of Parks and Wildlife.

Use in horticulture

This is a hardy species suitable as a low, informal, prickly hedge. It will grow in most soils and aspects.

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