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Useful Tropical Plants

Pyrrosia adnascens

(Sw.) Ching

Polypodiaceae

+ Synonyms

Cyclophorus adnascens (Sw.) Desv.

Cyclophorus pustulosus Christ

Niphobolus adnascens (Sw.) Kaulf.

Polypodium adnascens Sw.

Common Name:

Pyrrosia adnascens
Drawing of the growing plant
Photograph by: Hooker, W.J., Garden ferns, t. 19 (1862) [W.H. Fitch]
Creative Commons License

General Information

Pyrrosia adnascens is a small, evergreen fern growing 5 - 12cm tall, with a long, creeping rhizome[
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.
].
The plant is gathered from the wild for local use as a medicine.

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

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.
,
275
Title
Flora of Japan
Publication
 
Author
 
Website
http://www.foj.info
Publisher
 
Year
0
ISBN
 
Description
An on-line version of the flora - an excellent resource.

Range

E. Asia - southern China, Japan, India, Thailand, Malaysia, Indonesia and Polynesia.

Habitat

On tree trunks or rocks at elevations of 100 - 1,300 metres in southern China[
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.
].

Properties

Medicinal Rating *  *
HabitEvergreen Fern
Height0.10 m
Cultivation StatusWild

Cultivation Details

Not known

Edible Uses

None known

Medicinal

Used in the treatment of dysentery[
46
Title
Dictionary of Economic Plants.
Publication
 
Author
Uphof. J. C. Th.
Publisher
Weinheim
Year
1959
ISBN
-
Description
An excellent and very comprehensive guide but it only gives very short descriptions of the uses without any details of how to utilize the plants. Not for the casual reader.
].
The whole plant is used as a treatment against inflammation, to clear away heat and detoxify in the treatment of scrofula[
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.
].

Other Uses

None known

Propagation

Seed -
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2019-06-17. <tropical.theferns.info/viewtropical.php?id=Pyrrosia+adnascens>

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