| Family | Thelypteridaceae |
| Scientific name | Thelypteris viridifrons Tagawa |
| Synonyms | Dryopteris elegans Zhang var. subtripinnata H. Itô; Dryopteris viridifrons Tagawa; Lastrea oligophlebia (Baker) Copeland var. subtripinnata Ohwi; Lastrea viridifrons (Tagawa) Tagawa; Macrothelypteris viridifrons (Tagawa) Ching; Thelypteris oligophlebia (Baker) Ching var. subtripinnata H. Itô |
| Common name | (Japanese common name) midori-himewarabi [green himewarabi (himewarabi = Thelypteris torresiana var. calvata)] |
| (English common name) none | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Chromosomal number | n=62 (4x), 2n = 122 |
| Description | Summer green. Terrestrial. Perennial Plants. |
| July 2007 at Ushiku Forest Park |
July 2007 at Ushiku Forest Park |
July 2007 at Ushiku Forest Park |