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Amaranthus dubius is a ANNUAL growing to 1 m (3ft 3in). It is frost tender. It is in leaf from April to October, in flower from July to September, and the seeds ripen. The name Amaranthus dubius was first published by Martius () without diagnosis and description, so it has to be considered invalid. Amaranthus dubius is a weedy plant widespread throughout the humid lowland tropics. It originates from tropical America, where it is common in the Caribbean.

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No statistical data on production are available. Full Key All other flowering non-woody plants All other herbaceous, flowering dicots Amaranthus dubius. Amaranthus dubius Amaranthus dubius – Wikipedia Exact status definitions can vary from state to state. No members of this genus are known to be poisonous, but when grown on nitrogen-rich soils they are known to concentrate nitrates in the leaves.

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Amaranthus dubius is a weedy plant widespread throughout the humid lowland tropics. Take a photo and post a sighting. The species is monoecious individual flowers are either male or female, but both sexes can be found on the same plant and is pollinated by Wind.

Bracteole number Apiaceae 0 Bracts in plantain Plantago NA Final leaf segment length compound lvs only 0 mm Final leaf segment length to width ratio compound lvs only 0 Final leaf segment width compound lvs only 0 mm Leaf arrangement alternate: Kromosomo Tokyo 2 51— Heavy metal health risk assessment and microbial menaces via dietary intake of vegetables collected from Delhi and national capital regions peri urban area, India.


Amaranthus dubius spleen amaranth ; uprooted plant, showing stem, leaves and inflorescences.

Amaranthus dubius (spleen amaranth)

Editor Publisher Thompson and Morgan. The harvested plants or shoots are bundled, the roots are washed, and the produce is packed for transport to the market. Amaranthus dubius Amaranthus dubius, Honduras Used as a potherb, they are considered to amaraanthus very palatable[].

No statistical data on production are available. History of Introduction and Spread Top amarranthus page A. University of the West Indies, pp. In Taiwan, it is associated with weeds: Amaranthus dubius – C. It originates from tropical America, where it is common in the Caribbean region and from southern Mexico to northern South America. Research should focus on optimization of cultural practices integrated pest management to avoid pesticide residues, plant nutrition.

BoxAH Wageningen, Netherlands. All plant pages have their own unique code. Showing 0 of 0 comments. Email this to a friend Print Share on facebook Tweet this. Branched tendrils NA Hairs between stem nodes the hairs on the stem are plain, without glands or amaranthue, and not tangled the stem has no hairs between the nodes Hooked hairs on stem between nodes no Leaves on stem there is at least one full leaf above the base of the flowering stem Plant height 30— cm Tendril origin NA Tendrils the plant does not have tendrils.


Insects are a serious problem for amaranth growers. Flowering may start 4—8 weeks after sowing. National list of invasive and potentially invasive plants in the Republic of Cuba – In markets and shops, it is sprinkled with water to keep a fresh appearance. Vegetative development is fast.

Weedy Amaranthus dubius is a host plant for the bacterium Xanthomonas campestris affecting tomato and for the nematode Rotylenchulus reniformis affecting banana. Distribution Table Top of page The distribution in this summary table is based on all the information available.

Origin of Amaranthus dubius. Plant Resources of Tropical Africa. Dubijs and phylogenetic studies of the genus Amaranthus from Nigeria. For market production Amaranthus dubius is normally grown as a sole crop on beds.

Amaranthus dubius is much more susceptible to drought than Amaranthus cruentus. Amaranthus dubius is especially well-suited to repeated cutting. At harvest growers spare a few vigorous plants for seed. For more information about QR Codes click here. The composition of Amaranthus dubius leaves is comparable to Amaranthus cruentus and other amaranth leaves. Physiology and Phenology A. Technical Handbook No In Tamil Nadu India the plant is known as “Araikeerai”. Distribution Maps Top of page You can pan and zoom the map.

On hybridization between Amaranthus dubius and A.