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CCDB → Angiosperms → Compositae → Erigeron → Erigeron divergens var. cinereus A. Gray
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Erigeron divergens var. cinereus A. Gray | Erigeron tracyi Greene | 27(1) | Asteracea | Montgomery ＆ Y. 1960 Canad. J. Bot. (= Botany) | |||
| Erigeron divergens var. cinereus A. Gray | Erigeron tracyi Greene | 27I(1) | Asteracea | Solbrig et al. 1969 Amer. J. Bot. | |||
| Erigeron divergens var. cinereus A. Gray | Erigeron tracyi Greene | 18II | IPCN online | Semple, J. C. 1985. Chromosome number determinations in fam. Compositae tribe Astereae. Rhodora 87: 517–527. | |||
| Erigeron divergens var. cinereus A. Gray | Erigeron tracyi Greene | 27I | IPCN online | Keil, D. J. & D. J. Pinkava. 1976. Chromosome counts and taxonomic notes for Compositae from the United States and Mexico. Amer. J. Bot. 63: 1393–1403. |