DICRANOPTERIS LINEARIS PDF

Dicranopteris linearis. Photo: Petra Ballings Vumba, Jevington road. Dicranopteris linearis. Photo: Bart Wursten Aberfoyle, Honde Valley. The plant can spread rapidly and is used in soil stabilization schemes. Known Hazards. In places where the plant’s habitat has been burned over, the stiff, erect . Description. Rhizome widely creeping, glabrous at maturity. Fronds spaced apart. Stipe up to 1 m long, golden brown, glabrous. Lamina times dichotomously.

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In contrast, the Australian lectotype of Gleichenia hermannii R. Dicranopteris linearis Dicranopteris linear. The oldest and strongest stems make the best pens and they have also been used to make knives. It can be downloaded from the Internet.

Citation in news articles. The lanthanum has been observed to have a similar coordination structure to a sandwich-type lanthanide complex “double decker sandwich structured La-substituted chlorophyll a”with the La surrounded by eight nitrogen atoms from two porphyrin rings with an average La-N bond length of 2.

The genetic variability may be less than suggested by its abundance as many populations consist of few genotypes covering substantial areas. Dicranopteris Bernhardi comprises about 12 species, most idcranopteris represented in South-East Asia with 5 species. The network is penetrated by the fern’s rhizomes and roots, such that the fern serves as its own substrate.

Norton and Rodney A. Smith by its hairyrather than scaly rhizomes, pinnae confined to ultimate branches rather than on all rachis branches, irregularly branched lamina hairs, and by the dictanopteris in groups of rather than in groups of 2, or in rows either side of the midrib.

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In this way the growth can continue for a long distance as the plant forms a mat, grows over itself in layers, and spreads. Wikimedia Commons has media related to Dicranopteris linearis.

In Hawaii the plant is soaked in water and the extract is drunk to cure constipation. Rachis bud sometimes extending once rarely twicehairy; rachis bud hairs red-brown, 1.

Dicranopteris linearis | New Zealand Plant Conservation Network

BoxNairobi, Kenya. Pteridophyta Flora Zambesiaca Pages dicranopheris – In Linearia the hollow stems are used as straws for drinking palm wine and children use them as toy blowpipes. There are citation in scholarly articles related to Dicranopteris linearis Burm. Spore atlas of New Zealand ferns and fern allies.

A new classification of Gleicheniales. Threatened and uncommon plants of New Zealand revision. Dicranopteris linearis is the only species of Dicranopteris in New Zealand. It was described formerly as one of the varieties of D.

The book is out of copyright and can be legally downloaded from the Internet. Sori superficial, in a median row on each side of the midrib, almost round, 1 mm in diameter; sporangia without indusia. Ecological Role They tend to form pure stands of thick, dense thickets. Citation in web searches. Rhizome widely creeping, glabrous at maturity. Stipes 55— mm long, glabrous. New Zealand Journal of Botany 23 3: From the Latin linearis narrow and parallel-sideda reference to the shape of the ultimate segments.

The fern is a keystone species in Hawaiian ecosystemsand dominates many areas in Hawaiian rainforests. Harvested stems of D. The Ferns of Singapore Island.

The leaves contain tannins linfaris. A report of the ethnobotany of the Nyindu in the eastern part of the former Zaire. In South-East Asia it is one of the most common ferns. Effects of the extract of Dicranopteris linearis on seed germination and seedling growth of selected common weeds in Malaysia.

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Dicranopteris linearis (Burm.f.) Underw.

This species has actively colonised newly created geothermal fields such as Karapiti. Dicranopteris linearis Dicranopteris linearis x – 65k – jpg www. Transactions of the Linnean Society of London. Don Gleichenia linearis Burm. Flora Search – Flora details. Clarke Polypodium dichotomum Thunb. Views Read View source View history.

Dicranopteris linearis

In Asia the use Dicranopteris linearis fibre is dying out as the ready-for-use fibres for matting and weaving have become very expensive. By using this site, you agree to the Terms of Use and Privacy Policy. In other projects Wikimedia Commons Wikispecies. Spores developing on the underside of the frond Photograph by: Tests in the Philippines revealed that water extracts of D.

Derivation of specific name: The Diliman district in Quezon City in the Philippines ‘ National Capital Region derived its name from Dicranopteris linearis, locally known as “Dilim” the suffix “-an” indicates a place where something, in this case the fern, is common. Abaxial surface of ultimate segments, with sori, and red hairs on proximal part of midvein.

Although warm conditions are preferred, it survives in cooler climates but is sensitive to frost.

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