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Genus Suaeda Family Chenopodiaceae

Description: Perennial or annual herbs or shrubs.

Leaves usually alternate, flattened or semiterete.

Flowers either axillary in 1–4-flowered clusters or gathered towards the ends of the branches into spike-like inflorescences, bisexual or female. Perianth segments 5. Stamens 5 or absent. Stigmas 2 or 3. Seeds horizontal; embryo spiralled in one plane.

Fruiting perianth relatively unchanged, without appendages.


Distribution and occurrence: Mainly in saline habitats, either inland or coastal. World: >100 species, cosmopolitan. Australia: c. 5 species (2 species native), all mainland States.

Text by S. W. L. Jacobs
Taxon concept:

 Key to the species 
1Low shrubby perennial of coastal maritime areas; plant usually green (occasionally red-tinged); flowers axillary or in short spike-like or paniculate inflorescencesSuaeda australis
Sparse erect annuals or short-lived perennials, inland species of saline areas (especially along Murray R.); plants frequently red-tinged; inflorescence leafy, paniculate, occupying at least half of the height of the plant2
2Fruiting perianth inflated; seed `comma-shaped', surface smooth (under light microscope)Suaeda baccifera
Fruiting perianth not inflated; seed nearly circular with a marginal notch, surface with a faint pattern (under light microscope)
                       Back to 1
Suaeda sp. A sensu Harden (1990)

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