| Family | Parkeriaceae |
| Scientific name | Coniogramme japonica (Thunberg) Diels |
| Synonyms | Coniogramme gracilis Ogata; Coniogramme japonica (Thunberg) Diels subsp. gracilis (Ogata) Nakaike; Coniogramme japonica (Thunberg) Diels var. gracilis (Ogata) Tagawa; Dictyogramme japonica (Thunberg) Fée; Gymnogramma japonica (Thunberg) Desvaux; Hemionitis japonica Thunberg; Notogramme japonica (Thunberg) C. Presl |
| Common name | (Japanese common name) iwagane-sou [rock root weed] |
| (English common name) bamboo fern | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Korea, China, Taiwan, Southeastern Asia | |
| Chromosomal number | n=60 (4x) |
| Description | Leaves 35-50cm lopng. Evergreen. Terrestrial. |
| Reference | Coniogramme japonica (Thunb.) Diels |
| May 2007 at Tsukuba Botanical Garden |
May 2007 at Tsukuba Botanical Garden |
May 2007 at Tsukuba Botanical Garden |