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CCDB → Angiosperms → Compositae → Spilanthes → Spilanthes americana Hieron. ex Sodiro
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Spilanthes americana Hieron. ex Sodiro | Spilanthes americana Hieron. ex Sodiro | 52 | IPCN online | Morton, J. K. 1981. Chromosome numbers in Compositae from Canada and the U.S.A. Bot. J. Linn. Soc. 82: 357–368. | ||
| ! | Spilanthes americana Hieron. ex Sodiro | Spilanthes americana Hieron. ex Sodiro | 26 | IPCN online | Keil, D. J. & T. F. Stuessy. 1977. Chromosome counts of Compositae from Mexico and the United States. Amer. J. Bot. 64: 791–798. | ||
| ! | Spilanthes americana Hieron. ex Sodiro | Spilanthes americana Hieron. ex Sodiro | 26 | IPCN67-71 | POWELL, A.M., & R.M. KING. 1969. Chromosome numbers in the Compositae: Colombian species. Amer. J. Bot. 56: 116-121. | ||
| ! | Spilanthes americana Hieron. ex Sodiro | Spilanthes americana Hieron. ex Sodiro | c.26 | IPCN67-71 | TURNER, B. L., A. M. POWELL, & J. CUATRECASAS. 1967. Chromosome numbers in Compositae. XI. Peruvian species. Ann. Missouri Bot. Gard. 54: 172-177. | ||
| ! | Spilanthes americana Hieron. ex Sodiro | Spilanthes americana Hieron. ex Sodiro | c.13, 26, 25+1, c.26 | c.26 | Cave1962 | Turner et al. 1962 |