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CCDB → Angiosperms → Leguminosae → Vicia → Vicia americana Willd.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Vicia americana var. linearis (Nutt.) S. Watson | Vicia americana Willd. | 7 | IPCN online | Ward, D. E. 1983. Chromosome counts from New Mexico and southern Colorado. Phytologia 54: 302–309. | |||
| ! | Vicia americana Willd. | Vicia americana Willd. | 14 | IPCN online | Veerasethakul, S. & J. S. Lassetter. 1981. Karyotype relationships of native New World Vicia species (Leguminosae). Pl. Syst. Evol. 83: 595–606. | ||
| Vicia americana subsp. truncata (Nutt.) Á. Löve & D. Löve | Vicia americana Willd. | 14 | IPCN online | Love, A. & D. Love. 1982. In: A Löve (ed.), IOPB chromosome number reports LXXV. Taxon 31(2): 344–360. | |||
| ! | Vicia americana Willd. | Vicia americana Willd. | 14 | IPCN67-71 | GUNN, C.R. 1968. The Vicia americana complex (Leguminosae). Iowa state Coll. J. Sci-:-ii27 171-214. | ||
| ! | Vicia americana Willd. | Vicia americana Willd. | 7 | IPCN73-74 | MULLIGAN, G.A., & W.J. CODY. 197 3. In IOPB chromosome number reports! XL. Taxon 22: 258-291. | ||
| ! | Vicia americana Willd. | Vicia americana Willd. | 14 | Fedorov, 1974 | Ledingham 1957 | ||
| ! | Vicia americana Willd. | Vicia americana Willd. | 28 | Fedorov, 1974 | Love A. 1954b | ||
| ! | Vicia americana None | Vicia americana Willd. | 14 | Cave1957 | Ledingham | ||
| ! | Vicia trifida D. Dietr. | Vicia americana Willd. | 14 | Cave1957 | Ledingham |