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Useful Tropical Plants

Drynaria quercifolia

(L.) J.Sm.

Polypodiaceae

+ Synonyms

Aglaomorpha quercifolia (L.) Hovenkamp & S.Linds.

Drynaria brancaefolia T.Moore

Drynaria morbillosa T.Moore

Drynariopsis morbillosa (C.Presl) Copel.

Phymatodes brancifolia C.Presl

Phymatodes morbillosa C.Presl

Phymatodes quercifolia C.Presl

Phymatodes sylvatica C.Presl

Polypodium brancifolium C.Presl

Polypodium conjugatum Poir.

Polypodium morbillosum C.Presl

Polypodium quercifolium L.

Polypodium quercioides Desv.

Polypodium schkuhrii Bory

Polypodium siifolium Goldm.

Polypodium sylvaticum Schkuhr

Common Name:

Drynaria quercifolia
Growing plant
Photograph by: Obsidian Soul
Creative Commons Attribution-Share Alike 3.0
Drynaria quercifolia Drynaria quercifolia Drynaria quercifolia Drynaria quercifolia Drynaria quercifolia Drynaria quercifolia

General Information

Drynaria quercifolia is a robust,deciduous, epiphytic fern with a long, creeping rhizome, growing up to 1 metre tall. It produces two types of annual frond - short, sterile ones up to 40cm tall that remain on the plant for several years and have a main purpose of trapping organic material to provide nutrient for the plant, and taller fertile shoots that produce spores[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
The root is used in Ayurveda. It is gathered from the wild for local medicinal use and also for sale in local markets. The plant is sometimes grown as an ornamental.

Known Hazards

Although we have found no reports of toxicity for this species, a number of ferns contain carcinogens so some caution is advisable[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Many ferns also contain thiaminase, an enzyme that robs the body of its vitamin B complex. In small quantities this enzyme will do no harm to people eating an adequate diet that is rich in vitamin B, though large quantities can cause severe health problems. The enzyme is destroyed by heat or thorough drying, so cooking the plant will remove the thiaminase[
172
Title
Discovering Wild Plants - Alaska, W. Canada and the Northwest.
Publication
 
Author
Schofield. J. J.
Publisher
Alaska Northwest Books; Alaska
Year
2003
ISBN
0882403699
Description
A nice guide to some useful plants in that area.
].

Botanical References

200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
,
266
Title
Flora of China
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/china/
Publisher
Missouri Botanical Garden Press; St. Louis.
Year
1994
ISBN
 
Description
An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.

Range

E. Asia - southern China, Indian subcontinent, Myanmar, Thailand, Indonesia, Australia, Fiji.

Habitat

An epiphyte, found growing on tree trunks, rocks and cliff faces in tropical forests and scrub[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].

Properties

Medicinal Rating *  *
HabitDeciduous Fern
Height1.00 m
Cultivation StatusOrnamental, Wild

Cultivation Details

A plant of moist tropical areas with a distinct dry season, though it can also thrive where there is no dry season[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].

Once dried, fertile fronds can be removed from the plant in the dormant season; the smaller, dried sterile fronds, however, should be allowed to remain, however, since they serve to trap leaves and other debris which rots down and feeds the plant[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].

Edible Uses

None known

Medicinal

The rhizome is astringent, bitter and tonic to the bowels[
61
Title
A Dictionary of Plants Used by Man.
Publication
 
Author
Usher. G.
Publisher
Constable
Year
1974
ISBN
0094579202
Description
Forget the sexist title, this is one of the best books on the subject. Lists a very extensive range of useful plants from around the world with very brief details of the uses. Not for the casual reader.
,
686
Title
American Fern Journal Vol.60
Publication
 
Author
 
Website
http://www.biodiversitylibrary.org
Publisher
American Fern Society
Year
1970
ISBN
 
Description
Contains an article on the medicinal uses of Indian ferns. It can be downloaded from the Internet.
]. It is used in the treatment of typhoid, dyspepsia and coughs[
686
Title
American Fern Journal Vol.60
Publication
 
Author
 
Website
http://www.biodiversitylibrary.org
Publisher
American Fern Society
Year
1970
ISBN
 
Description
Contains an article on the medicinal uses of Indian ferns. It can be downloaded from the Internet.
].
The rhizome is commonly used in Ayurvedic medicine, where the boiled decoction is taken orally for its anti-pyretic properties; and is used as a treatment for tuberculosis , diarrhoea, cholera, fever, typhoid, syphilis and skin diseases[
1755
Title
Antioxidant and tyrosinase inhibition activity of the fertile fronds and rhizomes of three different Drynaria specie
Publication
BMC Res Notes (2015) 8:468
Author
Joash Ban Lee Tan & Yau Yan Lim
Website
http://10.1186/s13104-015-1414-3
Publisher
 
Year
2015
ISBN
 
Description
 
].

An extract of the fern has been shown to be capable of inhibiting wildtype and multidrug-resistant bacteria such as Neisseria gonorrhoeae and Streptococcus- beta-haemolyticus[
1755
Title
Antioxidant and tyrosinase inhibition activity of the fertile fronds and rhizomes of three different Drynaria specie
Publication
BMC Res Notes (2015) 8:468
Author
Joash Ban Lee Tan & Yau Yan Lim
Website
http://10.1186/s13104-015-1414-3
Publisher
 
Year
2015
ISBN
 
Description
 
]
The fertile fronds have shown a very high antioxidant activity[
1755
Title
Antioxidant and tyrosinase inhibition activity of the fertile fronds and rhizomes of three different Drynaria specie
Publication
BMC Res Notes (2015) 8:468
Author
Joash Ban Lee Tan & Yau Yan Lim
Website
http://10.1186/s13104-015-1414-3
Publisher
 
Year
2015
ISBN
 
Description
 
].
The fronds have shown good tyrosinase inhibition[
1755
Title
Antioxidant and tyrosinase inhibition activity of the fertile fronds and rhizomes of three different Drynaria specie
Publication
BMC Res Notes (2015) 8:468
Author
Joash Ban Lee Tan & Yau Yan Lim
Website
http://10.1186/s13104-015-1414-3
Publisher
 
Year
2015
ISBN
 
Description
 
]

Other Uses

None known

Propagation

Spores -
Division of the rootstock. Larger divisions with shoots establish best, but even smaller sections without shoots are able to produce adventitious shoots[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2022-09-24. <tropical.theferns.info/viewtropical.php?id=Drynaria+quercifolia>

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