CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Poaceae → Elymus → Roegneria nakaii Kitag.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Roegneria nakaii Kitag. | Elymus nakaii (Kitag.) S. L. Chen | 28 | IPCN online | Lu, B. r., J. Yan & J. l. Yang. 1990. Cytological observations on Triticeae materials from Xinjiang, Qinghai and Sichuan. Acta Bot. Yunnan. 12: 57–66. | |||
| Roegneria nakaii Kitag. | Elymus nakaii (Kitag.) S. L. Chen | 28 | IPCN online | Sun, Y. K., Y. T. Zhao, Y. C. Dong, R. H. Zhou & S. J. Xu. 1992. Karyotypes of eleven species of Triticeae in Northeast China. Acta Phytotax. Sin. 30(4): 342–345. | |||
| Roegneria nakaii Kitag. | Elymus nakaii (Kitag.) S. L. Chen | 28 | IPCN online | Yan, G. x., S. z. Zhang, J. f. Yan, X. q. Fu & L. y. Wang. 1989. Chromosome numbers and geographical distribution of 68 species of forage plants. Grassl. China 4: 53–60. |