| Erigeron porsildii G.L. Nesom & D.F. Murray | |
| Publ. & Syn. | Erigeron grandiflorus auct., non Hook., Fl. Bor.-Amer. 2: 18 (1834). |
| Notes | Murray: See Nesom and Murray (2005) for differential characters of Erigeron porsildii vs. E. koraginensis, E. grandiflorus, and E. muirii. |
| Chromosomes | 36 (4x). - Alaska. - Dawe and Murray (1981c, for E. grandiflorus). |
| Geography | American Beringian: ALA CAN. |
| Distribution | N = S AN = s D = R E = S CC = r AW = r [ key ] |
| Parent taxon | Erigeron L. |
| PAF ID | 860707 |