DRYNARIA QUERCIFOLIA PDF

Class: Pteridopsida. Order: Polypodiales. Family: Polypodiaceae. Genus: Drynaria. Species: D. quercifolia. Common Names: Oak-leaf fern. Status: Common. Drynaria quercifolia is found in Bangladesh, India, Pakistan, North America, and Africa (Khan et al., ). The rhizome of D. quercifolia can be cm. Pharmacognostical studies were carried out on the medicinally important fern Drynaria quercifolia (L.) (Polypodiaceae), which is used to cure various.

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A textual diagnostic description of the species that is not necessarily structured. Journal of International Development and Cooperation. Spores 50 x Quercifolla in all vegetation types from coastal plains to forests. The sori are either scattered or arranged in two regular rows in between the secondary veins.

Remember me Forgot password? Articles with ‘species’ microformats Taxonbars with automatically added basionyms. Other drunaria names for the fern are pakpak lawingurarkoi hinashvakatrior uphatkarul. Occurrence Occurrence Occurrence Records. Scales x mm, dark brown, linear or lanceolate, acuminate, fimbriate subpeltate.

A classification for extant ferns. It is a large species with deeply pinnatifid foliage fronds. Contribution to the pteridophytic flora of India: Epiphytic on tree trunk and large branches, the creeping rhizome is anchored to the substratum by the many roots growing from the ventral surface.

II Ferns of Malaya. Observation specific search options Observed during. From Wikipedia, the free encyclopedia.

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Drynaria quercifolia

Nomenclature and Classification Nomenclature and Classification. Life Cycle For an account of the life history of a fern, see Pyrrosia piloselloides. Search in all groups Search within this group. The current map showing distribution of species is only indicative.

Drynaria quercifolia – Wikipedia

Send a request for permission. Archived from the original PDF on March 22, Read more about the Polypodiales order. Ferns and fern allies. User Group specific search options Title. References de Winter, W. This fern grows as an epiphyte in drynxria forest, secondary forest, urban areas and wayside trees.

The nest fronds resemble the leaves drynzria oakshence the common name. Drynaria quercifoliacommonly known as the oakleaf fernis a species of basket fern in the family Polypodiaceae. Appendix A Classification system of ferns and lycophytes.

Encyclopedia of Life EOL. User specific search options User. Document specific search options Title.

A revised flora of Malaya. Ferns of the tropics. Enumerates geographic entities where the taxon lives. Drynaria quercifolia Linnaeus J. Quercifoliq Editions-Marshall Cavendish, Singapore. Read more about the Polypodiaceae family.

Drynaria quercifolia (L.) J. Sm. | Species | India Biodiversity Portal

General description of the sites where the species is found ecosystem, forest, environment or microhabitat. Polypodiaceae Pteridophyta of Asia Plants described in By using this site, you agree to the Terms of Use and Privacy Policy. Technology Biodiversity in India. Description Rhizome 2 cm thick, the younger portions densely covered with dark brown scales.

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Fronds dimorphic; sterile bracket fronds x cm, simple; stipe cm long, thick; lamina elliptic in outline; cordate at base, lobed; lobes x cm, ovate to ovate-lanceolate, obtuse or rounded; thick coriaceous; costa and primary veins thick, raised above and below; veinlets copiously anastomosing, raised above and below; fertile fronds x cm, simply pinnate; stipe x 0. Foliage fronds grow well beyond the nest fronds, turning brown and detaching from the main midrib with age, to eventually leave a bare brown stalk made up of the frond’s stipe and midrib.

Checklist of World Ferns. General Biology Epiphytic on tree trunk and large branches, the creeping rhizome is anchored to the substratum by the many roots growing from the ventral surface.

However, this is the preferred element if an object includes all of these things and details about conservation listings. Foliage fronds with stipe of about 30 cm long, lamina to x 40 cm, lobes to about 1 cm from the midrib and oblique. Species specific search options Taxon Hierarchy.