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Emex_australis - Steinh.

Common Name Doublegee, Southern threecornerjack
Family Polygonaceae
USDA hardiness Coming soon
Known Hazards None known
Habitats Found in many habitats, especially grass plains[154]. A weed of waste ground and pastures[265].
Range S. Africa. Introduced and naturalized in all mainland states of Australia.
Edibility Rating    (1 of 5)
Other Uses    (0 of 5)
Weed Potential Yes
Medicinal Rating    (1 of 5)
Care (info)
Moist Soil Semi-shade Full sun
Emex_australis Doublegee, Southern threecornerjack


Steve Hurst @ USDA-NRCS PLANTS Database
Emex_australis Doublegee, Southern threecornerjack

 

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Summary


Physical Characteristics

 icon of manicon of flower
Emex_australis is a ANNUAL growing to 0.1 m (0ft 4in) by 0.5 m (1ft 8in). It is in flower all year. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant).
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

UK Hardiness Map US Hardiness Map

Synonyms

Plant Habitats

Edible Uses

Young leaves cooked[144, 177]. The leaves contain oxalates and are laxative in large quantities[144, 177].

References   More on Edible Uses

Medicinal Uses

Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.


When eaten in quantity, the leaves have a laxative effect upon the body[144, 177].

References   More on Medicinal Uses

The Bookshop: Edible Plant Books

Our Latest books on Perennial Plants For Food Forests and Permaculture Gardens in paperback or digital formats.

Food Forest Plants for Hotter Conditions: 250+ Plants For Tropical Food Forests & Permaculture Gardens.
Edible Tropical Plants

Food Forest Plants for Hotter Conditions: 250+ Plants For Tropical Food Forests & Permaculture Gardens.

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Plants for Your Food Forest: 500 Plants for Temperate Food Forests & Permaculture Gardens.
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Plants for Your Food Forest: 500 Plants for Temperate Food Forests & Permaculture Gardens.

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Other Uses

None known

Special Uses

References   More on Other Uses

Cultivation details

A serious weed of agriculture in many warmer areas of the world[270].

References   Carbon Farming Information and Carbon Sequestration Information

Temperature Converter

Type a value in the Celsius field to convert the value to Fahrenheit:

Fahrenheit:

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Plants For A Future have a number of books available in paperback and digital form. Book titles include Edible Plants, Edible Perennials, Edible Trees,Edible Shrubs, Woodland Gardening, and Temperate Food Forest Plants. Our new book is Food Forest Plants For Hotter Conditions (Tropical and Sub-Tropical).

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Plant Propagation

Seed -

Other Names

If available other names are mentioned here

Native Range

AFRICA: Lesotho, Namibia, Eswatini, South Africa (Cape Province, Free State, KwaZulu-Natal, Transvaal)

Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking.

Conservation Status

IUCN Red List of Threatened Plants Status :

Related Plants
Latin NameCommon NameHabitHeightHardinessGrowthSoilShadeMoistureEdibleMedicinalOther
Emex australisDoublegee, Southern threecornerjackAnnual0.1 0-0  LMHSNM110

Growth: S = slow M = medium F = fast. Soil: L = light (sandy) M = medium H = heavy (clay). pH: A = acid N = neutral B = basic (alkaline). Shade: F = full shade S = semi-shade N = no shade. Moisture: D = dry M = Moist We = wet Wa = water.

 

Expert comment

Author

Steinh.

Botanical References

154265270

Links / References

For a list of references used on this page please go here

Readers comment

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