| Family | Polypodiaceae |
| Scientific name | Polypodium niponicum Mettenius |
| Synonyms | none |
| Common name | (Japanese common name) ao-ne-kadzura [green roots vine] |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) China | |
| Chromosomal number | n=37 |
| Description | Leaves 15-20cm length, 5-15cm width. Wintergreen. Trrestrial. Perennial plants. |
| January 2007 at Koishikawa Botanical Garden |
January 2007 at Koishikawa Botanical Garden |
January 2007 at Koishikawa Botanical Garden |
| January 2007 at Koishikawa Botanical Garden |
January 2007 at Koishikawa Botanical Garden |
| January 2007 at Koishikawa Botanical Garden |