| Tephroseris palustris subsp. congesta (R. Br.) Holub | |
| Publ. & Syn. | Senecio arcticus Rupr., Fl. Samojed. Cisural.: 44 (1845). Described from northeastern European Russia. |
| Chromosomes | (1) 36-37 40 (2x, x = 18, 20). - Siberia, Far East (N). - At least five reports. (2) 48 (2x, x = 24). - Russia (N), Siberia, Far East (N), Alaska, Canada. - Numerous reports. Löve and Löve (1975a) included only reports of 2n = 48 for this plant. Not included: A report of 2n = 24 from western North America (Chinnappa and Chmielewski 1987) must belong to something else. |
| Geography | European (C-S) & European (NE) - Asian (N/C) - amphi-Beringian - North American: RUS SIB RFE ALA CAN. |
| Distribution | N = F AN = f AO = s C = R D = F E = F CC = f WI = f YG = f HL = f CE = f CS = f UN = s YK = s AW = f Kh = f CW = f Tm = f KP = f [ key ] |
| Parent taxon | Tephroseris palustris (L.) Rchb. |
| PAF ID | 862801a |