| Elymus trachycaulus subsp. virescens (Lange) Á. Löve & D. Löve | |
| Publ. & Syn. | Á. Löve & D. Löve, Bot. Not. 128: 502 (1976). - Agropyron violaceum var. virescens Lange, Consp. Fl. Groenland.: 155 (1880). Described from "Korsoak i Tasermiut-Fjord" (Greenland). Type probably in C. |
| Notes | The northeastern North American and Greenlandic subsp. virescens is the only race of Elymus trachycaulus s. lat. not generally sympatric with the others. It does not reach the Arctic in mainland North America. |
| Chromosomes | 28 (4x). - U.S.A. (NE), Greenland. - Several reports. |
| Geography | North American (NE): GRL. |
| Distribution | N = F C = ? GW = s D = S E = F GE = r [ key ] |
| Parent taxon | Elymus trachycaulus (Link) Gould ex Shinners |
| PAF ID | 340102d |