Cyrtomium yamamotoi Tagawa var. intermedium (Diels) Ching et Shing ex Shing (Dryopteridaceae)
28b.粗齿阔羽贯众（变种）图版60：5
名称文献：var. intermedium (Diels) Ching et Shing ex Shing in Acta Phytotax. Sinica Addit. I: 29. 1965 et Fl. Jiangxi 1: 294. 303; C. F. Zhang, Fl. Zhejiang 1: 213. 1993. ——Polystichum falcatum Diels f. intermedium Diels in Engl. Bot. Jahrb. 29: 195. 1900. ——Cyrtomium falcatum Presl var. intermedium (Diels) C. Chr. in Acta Hort. Gothob. 1: 72. 1924. ——Polystichum caryotideum (Wall.) Diels var. clivicolum Makino in Journ. Jap. Bot. 3 (2): 6. 1928. ——Cyrtomium caryotideum Presl var. intermedium (Diels) C. Chr. in Amer. Fern Journ. 20 (2): 51. 1930. ——C. clivicolum (Makino) Tagawa in Acta Phytotax. Geobot. 3 (2): 61. f. 1 (1-4) 1934.——C. fortunei J. Sm. var. clivicolum (Makino) Tagawa 1. c. 4: 39. 1935 et Col. Ill. Jap. Pterid 85. 197. 1959; Kurata in Sci. Rep. Yokosuka City Mus. 8: 37. 46. 1963; Nakaike, N. Fl. Jap. Pterid. 355. f. 355a. 1982; H. Ito, Ogata Ic. Fil. Jap. Rev. 3: pl. 434. 1982.——C. muticum (Christ) Ching f. intermedium (Diels) Ching in Bull. Chin. Bot. Soc. 2 (2): 98. 1936.
形态特征：与原变种不同处在于羽片边缘波状或具粗钝齿。
产地分布：产陕西、安徽、浙江、江西、湖北、湖南、广西、四川、重庆、贵州、云南。生林下，海拔400-2000米。日本也有分布。模式标本采自重庆南川。