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Genus Macarthuria Family Aizoaceae

Description: Rigid or wiry, perennial or annual herbs or subshrubs.

Leaves mostly basal, shortly petiolate; cauline leaves alternate, reduced to scales.

Flowers small, pedicellate, in lateral or terminal, short, irregular cymes, or forming a spreading dichotomous cyme with opposite bracts. Outer perianth whorl 5-partite, persistent. Inner perianth deeply 5-lobed and petaloid, or absent. Stamens 8; filaments united at base. Ovary superior, 3-locular; ovules 1–3 per loculus; placentation basal; styles 3.

Fruit a capsule, dehiscing loculicidally in 3 valves; seeds arillate.


Distribution and occurrence: World: 6 or 7 species, endemic Australia. Australia: Qld, N.S.W., N.T., W.A.

Sometimes placed in the family Limeaceae or Macarthuriaceae.

Text by S. W. L. Jacobs & J. Highet
Taxon concept:

One species in NSW: Macarthuria neocambrica

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