AMARANTHUS DUBIUS PDF

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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Amaranthus dubius is much more susceptible to drought than Amaranthus cruentus. Descriptive flora of Puerto Rico and adjacent islands.

Amaranthus dubius (spleen amaranth)

Seed characteristics and germination properties. Weedy Amaranthus dubius is a small prostrate plant found in open places on wasteland. The cultivated type may have been developed from the weedy ancestor in tropical Asia Indonesia, India and is found in several African and Central American countries, where immigrants have introduced it. Your help is appreciated.

Bulbils the plant does not appear to amarznthus bulbils Bulblets replace flowers there are no bulblets where the flowers are located. Research should focus on optimization of cultural practices integrated pest management to avoid pesticide residues, plant nutrition.

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Volume 1, Families A—D. Commercial growers prefer the more productive Amaranthus cruentus. Now containing plants. Canadian Journal of Botany, Yet in germination trials with vegetable types, germination was stimulated by darkness.

Amaranthus dubius

Memoirs of the New York Botanical Garden, Habitat Anthropogenic man-made or disturbed habitats. If you have important information amarqnthus this plant that may help other users please add a comment or link below. Technical Handbook No There are 9 news article citations related to Amaranthus dubius Mart.

Amaraanthus is also recorded growing in disturbed sites in Hawaii, in secondary vegetation, and as a weed in clearings, gardens, waste places and plantations PIER, Natural interspecific hybridization between Amaranthus dubius and A. The useful plants of West Tropical Africa. It is not common to add potash.

Plant Resources of Tropical Africa. The distribution in this summary table is based on all the information available. Costea M, Tardif FJ, The presence of a rather high content of hydrocyanic acid and oxalic acid makes amaranth less suitable for amaranhhus consumption by humans and as fodder for animals.

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This species is a prolific seed producer Waterhouse and Mitchell, Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report. American nurseries but also research institutes and a lot of other nurseries from around the world.

Spleen amaranth is native to Asia, Africa and Europe, and is widely cultivated as a green leafy vegetable in Africa and South Asia. It has escaped from cultivation and now it is considered casual or naturalized mainly in tropical and subtropical regions of Africa, Asia, Australia and the Pacific.

Breeding of Amaranthus dubius as a leafy vegetable has been carried out at Tamil Nadu Agricultural University, Coimbatore, India; several commercial cultivars are available. Spleen amaranth Plants glabrous or sparsely dubihs in distal parts. Economic Impact Top of page There are no known economic impacts of A.

Commercial growers now spray insecticides instead of using the traditional control method of spreading wood ash to dispel insects. Review of Palaeobotany and Palynology,