Pinards 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.

Author: Tele Kajigami
Country: Ghana
Language: English (Spanish)
Genre: Art
Published (Last): 4 September 2016
Pages: 499
PDF File Size: 10.82 Mb
ePub File Size: 20.3 Mb
ISBN: 780-4-87029-285-4
Downloads: 14733
Price: Free* [*Free Regsitration Required]
Uploader: Bazilkree

Drynaria quercifoliacommonly known as the oakleaf fernis a species of basket fern in the family Polypodiaceae. Retrieved 6 October Overview Overview Diagnostic Diagnostic Keys. Epiphytes or lithophytes with creeping, branched, densely scaly rhizome, 0.

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. Sori in a regular row on each side of the main vein, round and 2 mm wide.

  ERGONOMIA PROJETO E PRODUO ITIRO IIDA PDF

Drynaria quercifolia – Useful Tropical Plants

The current map showing distribution of species is only indicative. Best supported on Google Chrome, Firefox 3.

Retrieved July 31, A revised flora of Malaya. Remember me Forgot password?

India Biodiversity Portal

In any event, the source must be explicitly quoted. Drynaria quercifolia Linnaeus J. Appendix A Classification system of ferns and lycophytes.

Polypodiaceae Pteridophyta of Asia Plants described in Natural History Natural History. Technology Biodiversity in India. Powered by the open source Biodiversity Informatics Platform. This fern grows as an epiphyte in lowland forest, secondary forest, urban areas and wayside trees. Also includes information referring to territorial extension of the individual or group in terms of its activities feeding, mating, etc. Ferns drynarua the tropics.

Population size is treated under Population Biology, and trends in population sizes are treated under Trends. User Group specific search options Title.

Drynaria quercifolia

Scales of about 2 cm long, base peltate, narrowing to the apex and edge finely toothed. If you wish to contribute any images, documents, videos or other forms of media, or if you have any queries…. Retrieved from ” https: From Wikipedia, the free encyclopedia.

  JOHNSON WORKSHOP MANUAL PDF

References de Winter, W. It includes published material or suggestions from the author or others. Biology and Evolution of Ferns and Lycophytes.

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

Rhizome 2 cm thick, the younger portions densely covered with dark brown scales. By using this site, you agree to the Terms of Use and Privacy Policy.

Read more about the Polypodiaceae family. However, benefits to ecosystems not specific to humans are best querciflia under Risk statement what happens when the organism is removed. Checklists specific search options Observed during. This page was last edited on 12 Novemberat