Drynaria quercifolia

Drynaria quercifolia Oakleaf Fern
Scientific classification
Kingdom:	Plantae
Division:	Pteridophyta
Class:	Polypodiopsida/Pteridopsida (disputed)
Order:	Polypodiales
(unranked):	Eupolypods I
Family:	Polypodiaceae
Genus:	Drynaria
Species:	D. quercifolia
Binomial name
Drynaria quercifolia (Linnaeus) J. Sm.; Hook. Journ. Bot. 3: 398 (1841)[1]

Drynaria quercifolia, commonly known as the oakleaf fern, is a species of basket fern in the family Polypodiaceae. Other common names for the fern are pakpak lawin, gurar, koi hin, ashvakatri, or uphatkarul.^[2]

Distribution

D. quercifolia is native to India, Southeast Asia, Malaysia, Indonesia, the Philippines, New Guinea, and Australia.

Description

Drynaria quercifolia (Oakleaf fern) sporangia

It is a large species with deeply pinnatifid foliage fronds. The nest fronds resemble the leaves of oaks, hence the common name. The sori are either scattered or arranged in two regular rows in between the secondary veins.^[3]

See also

• Basket ferns

References

Illustration of Drynaria quercifolia in Richard Henry Beddome's "Ferns of British India, Cey;on, and the Malay Peninsula" (published 1892).

1. Hassler, Michael & Swale, Brian. "Family Drynariaceae, genus Drynaria; world species list". Checklist of World Ferns. Retrieved 6 October 2014.
2. Eutiquio L. Rotaquio, Jr., Nobukazu Nakagoshi, & Ronaldo L. Rotaquio (2007). "Species Composition of Mangrove Forests in Aurora, Philippines – A Special Reference to the Presence of Kandelia candel (L.) Druve" (PDF). Journal of International Development and Cooperation (Hiroshima University) 13 (1): 61–78. ISSN 1341-0903. Retrieved July 31, 2011.
3. Barbara Joe Hoshizaki & Robbin Craig Moran (2001). Fern Grower's Manual. Timber Press. pp. 294–196. ISBN 978-0-88192-495-4.