Species: Limnocharis flava (L.) Buchenau. Weed type: Grass-like leaves. Global description: Aquatic, perennial herb, partially submerged, rooting in the. A popular and highly esteemed vegetable in the tropics, especially in parts of SE Asia, the plant is both gathered from the wild and also sometimes cultivated in. [Others]: Limnocharis flava was introduced to Southeast Asia more than a century ago and has become naturalised in Indonesia, Malaysia, Thailand, Burma and.

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The vegetable contains relatively high levels of Calcium, Iron and vitamin A, which are nutrients that are frequently insufficient in the diets of women in low-income countries[ ].

The pedicel limnoocharis of a flower in an inflorescence is 2 – 7cm long 3-gonous, 3-winged above, enlarging upwards and much elongated in fruit. If allowed to grow unchecked, the plant may become a very invasive environmental weed of streams and wetlands.

The natural ecological balance may thus be altered to seriously impact native water-dwelling creatures. Pudoc Scientific Publishers, The fruit are rounded ‘capsules’ i. These upright flower stalks i. Bulletin Balai Penelitian Perkebunan Medan, 6 1: Java, but less known elsewhere.

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They are borne on long three-angled stalks i. In some South-East Asian countries L. This is also thought to be the reason for its introduction into Papua from Java Waterhouse, There are numerous stamens surrounded by a whorl of staminoides filaments flattened, free, anthers basifixed, 2-celled, dehiscing longitudinally. Pathway It is thought that the introduction of L. Local control Use Indicates a fertile soil. Jason Weber close-up of leaf blade Photo: As well as unintentional spread of the seed via agricultural imports its use and cultivation as a food source may result in intentional spread of the plant into new countries.

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A biotype of Limnocharis flava resistant to 2,4-D. Countries or multi-country features with distribution records for Limnocharis flava. In or at the edge of water[ ]. Local weediness Control Cultural control: In particular, the flower stalk and leaves are used in dishes as well as the immature flower buds. The latter is thought to be the cause its spread from Java to Papua Waterhouse et al. Plants For A Future have a number of books available in paperback and digital form.

Taxonomic Tree Top of page Domain: Simon Brooks leaves Photo: A potential weed of wetter tropical environments.

Limnocharis flava Sawah Lettuce, Sawah Flowering Rush PFAF Plant Database

Penduncles bear, at the apex, a cluster of flowers, a ramet vegetative plant or both. Weeds in the Tropics. After the fruit has fallen, the penduncle stalk of the inflorescence bends over and the ramet eventually reaches the surface of the water.

Limnocharks inhabits freshwater bodies of water i. Chemicals such as 2,4-D amine and metsulfuron are effective against L.


The effectiveness of drainage ditches and irrigation channels can be reduced through siltation caused by blockages of L. Morphology of the fruit and mechanism of seed dispersal of the freshwater weed Limnocharis flava.

For more information about QR Codes click here. It cannot grow in the shade. Views Read Edit View history. The triangular leaves form into clumps. From Wikipedia, the free encyclopedia. Jason Weber close-up of flower Photo: Jason Limnocyaris mature fruiting ‘capsule’ Photo: Distribution Top of page L. There are numerous very small, horseshoe-shaped seeds, which are densly crowded together.

Biology and Ecology Top of page L. This is a QR code short for Quick Response which gives fast-track access to our website pages. Anwar AI, Azmi M, All plant pages have their own unique code. Aquaticperennial herbpartially submerged, rooting in the substrate.

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Eco-distribution mapping of invasive weed Limnocharis flava L. Kotalawala, ; Moody, ; Holm et al. Other Uses None known.