Phymatosorus longissimus
(Blume) Pic.Serm.
Polypodiaceae
Colysis longissima (Blume) J.Sm.
Microsorium rubidum (Kunze) Copel.
Phymatodes longissima (Blume) J.Sm.
Pleopeltis longissima (Blume) T.Moore
Polypodium longissimum Blume
Polypodium rubidum Kunze
Polypodium suisha-stagnale Hayata
Common Name:
General Information
Phymatosorus longissimus is a fern growing from 35 - 100cm tall with a long-creeping, fleshy rhizome 8 - 10mm in diameter[
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 edible leaves are sometimes gathered from the wild and eaten locally.
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.
Range
E. Asia - southern China, Japan, India, Sri Lanka, Vietnam, Thailand, Malaysia, Indonesia, Philippines, Polynesia.
Habitat
Rather wet places at low elevations[
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
| Edibility Rating |  |
| Habit | Fern |
| Height | 0.50 m |
| Cultivation Status | Wild |
Cultivation Details
Not known
Edible Uses
Young shoots and leaves - raw or cooked[
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.
].
Medicinal
None known
Other Uses
None known
Propagation
Seed -
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Useful Tropical Plants Database 2014 by
Ken Fern,
web interface by
Ajna Fern
with help from
Richard Morris.
