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Genus Keraudrenia Family Malvaceae

Description: Shrubs, branches usually rusty-tomentose.

Leaves simple, entire or almost so, or toothed; stipules narrow, often falling early.

Flowers bisexual, in terminal or leaf-opposed cymes. Calyx 5–lobed, mostly divided to nearly the base, pubescent on at least the outer surface, enlarged and often papery, coloured blue to purplish or white, persistent in fruit. Petals absent or scale-like. Stamens 5, alternating with the sepals; filaments 0.5–2 mm long, anthers opening by longitudinal slits; staminodes 5, ± linear, alternating with and shortly united with the stamens at the base. Ovary sessile, densely hairy, 5-locular; styles 5, fused at the apex.

Capsule furrowed between the carpels or carpels distinct; seeds 1–many in each loculus.


Distribution and occurrence: World: 8 species, Australia, New Guinea & Madagascar. Australia: 7 species, Qld, N.S.W., N.T., S.A., W.A.

Text by G. J. Harden
Taxon concept:

 Key to the species 
1Leaves more than 20 mm wide, distinctly toothed; calyx whiteKeraudrenia corollata
Leaves less than 20 mm wide, mostly entire or almost so, sometimes minutely toothed; calyx blue to purplish, sometimes white2
2Cymes 2–5-flowered; leaves linear to lanceolate, mostly more than 3 cm long, apex acute; bracts narrow, falling early3
Cymes 8–15-flowered; leaves mostly oblong and less than 3 cm long, rarely lanceolate and to 5 cm long, apex obtuse; bracts ovate, shed early
                       Back to 1
Keraudrenia integrifolia
3Leaves lanceolate, margins usually finely toothed; petiole 2–5 mm longKeraudrenia corollata
Leaves mostly linear, sometimes lanceolate, margins not toothed; petiole 5–10 mm long
                       Back to 2
Keraudrenia hillii

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