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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Seeds are dispersed by wind, water, birds and as a contaminant in pasture and crop seeds and attached in agricultural machinery. Amaranth responds to high rates of organic fertilizer. Flowering plants of Jamaica. A drop in temperature overnight aids germination[].

International Journal of Biodiversity and Conservation. Annual herb, cm tall, glabrous or sparsely pubescent in distal parts. Habitat Anthropogenic man-made amzranthus disturbed habitats. Amaranthus dubius is a subsistence vegetable and a collected pot herb, seldom found in markets, but in Amaramthus it is grown on a commercial scale and sold in city markets.

Also covers those considered historical not seen in 20 years. Mauritius Sugar Industry Research Institute. Editor Publisher Thompson and Morgan. Amaranthus dubius Amaranthus dubius – Wikipedia Year ISBN Description The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.

Jan 23 Amaranthus dubius Amaranth Amaranthus dubius Current Science 34 Centrusa and members of sect. Water shortage causes early flowering, which reduces the yield and the market quality.

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In backyards with repeated pickings, Amaranthus dubius plants may become perennial, up to 2 years old.

From Wikipedia, the free encyclopedia. Publisher MacMillan Publishing Co.

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Like maize and sugar cane, the genus Amaranthus is characterized by the C 4 -cycle photosynthetic pathway, which means a high rate of photosynthesis at high temperature and radiation. This species most probably originated as a result of ancient hybridization dubiue A.

Readable yet also very detailed. Generate a print friendly version containing only the sections you need. Yellow and green dyes can be obtained from the whole plant[]. Brown G, Mies B, Costea M, Tardif FJ, There are 9 dybius article citations related to Amaranthus dubius Mart.

Flora of Zimbabwe: Species information: Amaranthus dubius

Adams, ; Smithsonian Institution, Dicotyledonae Summary of Invasiveness A. Please consider upgrading your browser to the latest version or installing a new browser. Notes on Taxonomy and Nomenclature Top of page The name Amaranthus dubius was first published by Martius without diagnosis and description, so it has to be considered invalid McNeill et al.

Seeds dark reddish brown to black, subglobose or lenticular, 0. However, plants identified as A. It flowers from summer to fall in the tropics, but can flower throughout the year in subtropical conditions. Their Description and Control. If you have any useful information about this plant, please leave a comment. At harvest growers spare a few vigorous plants for seed.

In other projects Wikimedia Commons Wikispecies. We have very little information on this species but it should succeed as a spring-sown annual in Britain.

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Amaranthus dubius Spleen Amaranth PFAF Plant Database

Research should focus on optimization of cultural practices integrated pest management to avoid pesticide residues, plant nutrition. Emergence of the seedling takes place 3—5 days after sowing. We depend on donations to help keep this site free and up to date for you. Our new book to be released soon is Edible Shrubs. In the Bantu-speaking regions of Uganda it is known as Doodo [5] and is commonly cut very finely and cooked with onions and tomatoes or sometimes mixed with a peanut sauce.

Palmer, ; PIER, Natural interspecific hybridization between Amaranthus dubius and Amaranthus spinosus. Cubius Tamil Nadu India the plant is known as “Araikeerai”. Staminate flowers usually clustered at tips of inflorescence branches, sometimes gathered in proximal glomerules as in A. Journal dubiis the West African Science Association, 4 2: In natural Medicine, it is used along with garlic, ginger, and cumin to cure gastric problems.

World Bank on indigenous amranthus and food security. Pollination eubius effected by wind but the abundant pollen production causes a high rate of self-pollination. The seed may remain dormant in the soil for several years. Amaranthus dubius is especially well-suited to repeated cutting.

A split application is recommended during the rainy season.