| Erysimum pallasii (Pursh) Fernald | |
| Publ. & Syn. | Fernald, Rhodora 27: 171 (1925). - Cheiranthus pallasii Pursh, Fl. Amer. Sept. 2: 436 (1813). Described from North America. |
| Notes | Erysimum pallasii is a morphologically distinct species, in spite of the variation in ploidy levels. Jalas and Suominen (1994): "... with dysploidy and agamospermy?". |
| Chromosomes | (1) 24 (4x, x = 6). - Siberia (N), Far East (N), Canada. - Several reports. (2) ca. 28 (4x, x = 7?). - Canada (NW), Greenland. - Holmen (1952); Mulligan and Porsild (1969b). (3) 36 (6x, x = 6). - Siberia (N), Far East (N), Alaska. - Several reports. (4) ca. 42 (6x, x = 7?). - Siberia (N), Alaska. - Hedberg (1967); Krogulevich (1976a). |
| Geography | Asian (N) - amphi-Beringian - North American (N): RUS SIB RFE ALA CAN GRL. |
| Distribution | N = R A = R AN = f B = F C = F GW = r D = F E = S CC = f EP = f CE = f CS = r UN = r YK = r AW = f Kh = s CW = f Tm = r [ key ] |
| Parent taxon | Erysimum L. |
| PAF ID | 671001 |