ACROSTICHUM AUREUM PDF

Sungei Buloh Wetland Reserve, Mar Young fronds are red. Sterile leaves have blunt tips sometimes with a small sharp point. Pasir Ris, Sep Fertile fronds with spores. Pasir Ris, Apr

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Acrostichum aureum L. It is abundant in mangrove vegetation all over South-East Asia. In Vietnam and the Pacific, the firm, dried, parchment-like leaves are stitched together and used as thatching material in the place of straw-thatch.

In this way the roof lasts longer and there is much less risk of fire. Should the roof catch fire the leaves burn rapidly and leave very little ash, thus reducing the risk of the rest of the habitation and its furniture catching fire.

Medicinally, the pounded or grated leaves and rhizomes are applied as a paste to wounds, ulcers and boils all over South-East Asia. In China the rhizome is used against worms. The fern is collected from the wild and is commonly sold on local markets for vegetable or medicinal use.

In Vietnam leaves are locally traded as roof material. In the aboveground parts of A. In a fertility test in female albino rats, ethanolic and acetone extracts of A.

Large fern up to 4 m tall with leathery leaves, rhizomes often forming tussocks in mangrove swamps. Rhizome erect to procumbent, up to 6 mm in diameter, amply scaly at the apex; scales linear to lanceolate to broadly ovate near the petiole base, 0. Leaves tufted, erect or arching, up to 4 m long; petiole up to 1 m long, at the base up to 20 mm in diameter, lustrous, stramineous to grey-brown, glabrous, bearing on upper portion small spine-like remains of reduced glandular pinnae; lamina pinnate, narrowly oblong to elliptical, up to 3 m long, subcoriaceous to coriaceous, glabrous, bright red when young; sterile pinnae simple, ascending, stalk up to 2.

Individual growth of A. It prefers open areas; its growth is inhibited under a dense mangrove forest canopy, but where there is a dense A.

In mangrove reforestation programmes, A. There are 3 species in the genus, the third one A. Acrostichum L. In Muara Pasir, East Kalimantan Indonesia it tends to be a noxious weed in the mangrove forest, which is dominated by Avicennia officinalis L.

Dense growth of A. There is one extraordinary record of A. Young plants are often found in sheltered locations on rocky shores, but in such positions they rarely attain any size. Natural propagation and regeneration of A.

Vegetative propagation is possible by clump division and by rhizome cuttings. Large plants are generally intolerant of disturbance, whereas small specimens will adapt to cultivation readily. Full sunlight and plenty of moisture are required throughout its growth. It is also possible to grow A. A recommended potting mix is a ratio of of vegetable mould, sand and leaf mould respectively with pH 5.

No germplasm collections nor breeding programmes are known to exist for A. Because it is a pantropical fern species, often occurring as a weed, there is up to now no danger of extinction. The natural habitats of this fern are facing serious destruction due to the accelerated exploitation of mangrove areas for timber and firewood or conversion of the land for other purposes.

Further research towards its domestication, as a means for its conservation, deserves more attention. Cookies help us deliver our services. By using our services, you agree to our use of cookies. Jump to: navigation , search. Navigation menu Personal tools Log in Request account. Namespaces Page Discussion. Views Read View source View history. This page was last modified on 13 April , at See Terms of Use for details.

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Acrostichum aureum L. If you have any useful information about this plant, please leave a comment. Comments have to be approved before they are shown here. If you would like to support this site, please consider Donating. Home Search Contact. Acrostichum guineense Gand. Acrostichum inaequale Willd.

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Advanced Search. Acrostichum aureum , the golden leather fern, is a large understory fern that occurs in mangrove forests and other wetlands. Plants measure approximately 1. Fronds are usually arching around the periphery of the plant, but tend to be more erect near the center. The thick, leathery leaves are compound and large, measuring over 1m 3.

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Acrostichum aureum

Acrostichum aureum , the golden leather fern , is a large species of fern that grows in mangrove swamps and other wet locations. Other common names include swamp fern and mangrove fern. The golden leather fern has large fronds growing to a length of 1. The leaves are glossy, broad and pinnate, the pinnae being dark green, leathery, alternate and widely spaced. The outer fronds arch over sideways but the central ones are nearly straight. Some of the larger fronds bear sporangia reproductive organs on the upper five to eight pairs of pinnae. These are brick red and give the pinnae a felted appearance.

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Back Flora 1 5 Description and Ethnobotany Growth Form It is a mangrove fern, growing up to 3 m tall, and thrives well under full sun. The stem rhizome of this species is stout, erect, and covered with relatively large scales that are about 4 by 1. Foliage Dark green, erect fronds are composed of 24 - 30 pinnae leaflet-like structure in alternate arrangement 1 - 4 m long, 0. The petiole of the frond known as the stipe is usually about 1 m long.

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