| Family | Thelypteridaceae |
| Scientific name | Thelypteris simplex (Hooker) K. Iwatsuki |
| Synonyms | Abacopteris simplex (Hooker) Ching; Cyclosorus simplex (Hooker) Copeland; Menicium simplex Hooker; Pronephrium smplex (Hooker) Holttum |
| Common name | (Japanese common name) hitotsuba-komori-shida [single leaf bat fern] |
| (English common name) none | |
| Distribution | (Japan) Okinawa |
| (Other nations) China, Taiwan, Vietnam | |
| Chromosomal number | n=72 (4x), 2n = 108 (3x) |
| Description | Leaves 15cm length, 2.5cm width. Evergreen. Terrestrial. Perennial Plants. |
| August 2007 at Higashiyama Botanical Garden |
August 2007 at Higashiyama Botanical Garden |
August 2007 at Higashiyama Botanical Garden |