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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Send a request for permission. Drynaria brancifolia Presl Moore. Phymatodes brancifolia Presl Presl. Phymatodes sylvatica Schkuhr Presl. Oak Leaf Basket Fern. Overview Overview Diagnostic Diagnostic Keys.
Epiphytes or lithophytes with creeping, branched, densely scaly rhizome, 0.
Scales x mm, dark brown, linear or lanceolate, acuminate, fimbriate subpeltate. 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. Spores 50 x A textual diagnostic description of the species that is not necessarily structured.
Nomenclature and Classification Nomenclature and Classification. Natural History Natural History. Growing in all vegetation types from coastal plains to forests. General description of the sites where the species is dryynaria ecosystem, forest, environment or microhabitat. Also drynaia information referring to territorial extension of the individual or group in terms of its activities feeding, mating, etc. Enumerates geographic entities where the taxon lives.
Does not include altitudinal distribution, which is covered under Habitat. Occurrence Occurrence Occurrence Records. The current map showing distribution of species is only indicative. Related observations Show all. Describes the likelihood of the species becoming extinct in the present day or in the near future. Population size is treated under Population Biology, and trends in population sizes are treated under Trends.
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Known or potential benefits of the species for humans, at a direct economic level, as instruments of education, prospecting, eco-tourism, etc. It includes published material or suggestions from the author or others. In any event, the source must be explicitly quoted. Can include ecosystem services.
However, benefits to ecosystems not specific to humans are dfynaria treated under Risk statement what happens when the organism is removed.
Drynaria quercifolia – Wikipedia
Encyclopedia of Life EOL. Appendix A Classification system of ferns and lycophytes. Biology and Evolution of Ferns and Lycophytes.
A classification for extant ferns. Contribution to the pteridophytic flora of India: Nokrek Biosphere Reserve, Meghalaya Desc: Technology Biodiversity in India.