| Family | Dryopteridaceae |
| Scientific name | Dryopteris bissetiana (Baker) C. Christensen |
| Synonyms | Dryopteris varia (L.) Kuntze var. setosa (Thunberg) Ohwi; Nephrodium bissetianum Baker; Polypodium setosum Thunberg; Polystichum bissetianum Nakai; Polystichum sacrosanctum Koidzumi, misapplied |
| Common name | (Japanese common name) yama-itachi-shida [mountain weasel fern] |
| (English common name) beaded wood fern | |
| Distribution | (Japan) Hokkaido (Southern region), Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Chromosomal number | n=123 (3x) |
| Description | Evergreen. Terrestrial. Perennial plants. |
| Reference | Dryopteris bissetiana (Baker) C. Chr. |
| July 2007 at Tsukuba Botanical Garden |
July 2007 at Tsukuba Botanical Garden |
July 2007 at Tsukuba Botanical Garden |
| July 2007 at Tsukuba Botanical Garden |