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Genus Dysphania Family Chenopodiaceae

Description: Annual or short-lived perennial herbs with various glands or glandular hairs, aromatic.

Leaves alternate, simple.

Inflorescence spicate, paniculate or an axillary arrangement of glomerules of flowers. Flowers <1 mm long, bisexual, female or functionally male. Bisexual or male flowers terminal or near-terminal in the glomerule, the females lateral. Perianth segments 1–4, with 3 or 4 in terminal flowers of glomerule, free or fused at the base; limb hooded and often inflated. Stamens 1 or 2. Ovary membranous, smooth to papillate.

Seed erect, oblique or horizontal, globose to ellipsoid or laterally compressed; testa thickened, smooth.


Distribution and occurrence: World: 10 species, endemic Australia. Australia: all mainland States.

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

Taxa not yet included in identification key
Dysphania multifida,    Dysphania pumilio

 Key to the species 
1Perianth segments 1–32
Perianth segments 46
2Flowers in axillary glomerules3
Flowers in spike-like inflorescences
                       Back to 1
5
3Perianth segments 3 or 4; seed top-shaped to subgloboseDysphania littoralis
Perianth segments of lateral flowers of glomerules 1 or 2; seed erect, ellipsoid to obovoid or laterally flattened
                       Back to 2
4
4Seed strongly flattened, often slightly twisted, obovate to triangular; pericarp almost smoothDysphania platycarpa
Seed ellipsoid or obovoid; pericarp smooth or minutely papillate
                       Back to 3
Dysphania glomulifera
5Perianth segments free, rounded or inconspicuously keeledDysphania plantaginella
Lower half of perianth segments fused into a hardened tube, keeled
                       Back to 2
Dysphania simulans
6Seed glossy, usually compressed with an equatorial ridge; perianth segments hairy, not inflatedDysphania kalpari
Seed dull, subglobose, without an equatorial ridge; perianth segments inflated, glabrous or sparsely hairy
                       Back to 1
Dysphania rhadinostachya

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