Polygonum microspermum Jord. ex Boreau | |
Publ. & Syn. | Polygonum aequale Lindm., Svensk Bot. Tidskr. 6: 692 (1912). Described from Sweden. No material cited. - Polygonum aviculare subsp. aequale (Lindm.) Asch. & Graebn., Syn. Mitteleur. Fl. 4: 848 (1913). |
Notes | Polygonum microspermum may be a stable adventive in the Arctic in the Bethel area in western Alaska (ALA) and probably overlooked elsewhere. |
Chromosomes | (1) 40 (4x). - Europe (N). - Karlsson (2000c, secondary report). (2) 60 (6x). - Karlsson (2000c, secondary report). |
Geography | European: ALA*. |
Distribution | N = * E = * AW = * [ key ] |
Parent taxon | Polygonum L. |
PAF ID | 410104 |