Arenaria

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Introduced

Annual to perennial herbs, rarely (not in Australia) undershrubs, glabrous to densely minutely scabrous. Leaves opposite; stipules absent; bracts herbaceous. Flowers solitary, terminal or often in few-flowered dichasia, often few-flowered cymes, usually 5-merous, bisexual; sepals usually 5, free; petals entire or slightly emarginate, white; stamens (8–)10; ovary 1-celled, with many ovules; styles 3, rarely 4 or 5. Capsule ampulliform to more or less conical, opening by twice as many teeth as styles; seeds numerous, discoid or slightly nautiloid, tuberculate.

About 250 species indigenous to the Northern Hemisphere; 2 species naturalised in Australia.

Source: Adams, L.G. (1996). Caryophyllaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne.
 
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life Life
kingdom Plantae
phylum Tracheophyta
superorder Caryophyllanae
Higher taxa
genus Arenaria
Subordinate taxa