| Family | Polypodiaceae |
| Scientific name | Lemmaphyllum microphyllum C. Presl |
| Synonyms | none |
| Common name | (Japanese common name) mame-dzuta [beans vine] |
| (English common name) green penny fern | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Korea, China, Taiwan, India | |
| Chromosomal number | n=36, 2n=72 |
| Description | Plants creeping. Vegatative leaves 1-2cm length, 1-1.5cm width. Sporophyll 2-6cm length, 2-5mm width. Evergreen. Epiphyte on old trees or lithophyte on stone walls. Perennial plants. |
| Reference | Lemmaphyllum microphyllum C. Presl |
| Complex prescription of chinese medicine for the treatment of extensive cancer (US Patent 7005146/2006) |
| March 2007 at Mt. Tsukuba |
March 2007 at Mt. Tsukuba |
March 2007 at Mt. Tsukuba |
| March 2007 at Mt. Tsukuba |
March 2007 at Mt. Tsukuba |
| March 2007 at Mt. Tsukuba |
March 2007 at Mt. Tsukuba |