| Hordeum jubatum L. | |
| Publ. & Syn. | L., Sp. Pl.: 85 (1753). - Lectotype (LINN): Canada. Herb. Linn. 103.10, leg. Kalm (Hitchcock 1908: 124). - Critesion jubatum (L.) Nevski, Fl. URSS 2: 721 (1934). |
| Notes | All or nearly all reports of Hordeum jubatum from the Arctic may be based on anthropochores. Other races have been described. |
| Chromosomes | (1) 14 (2x). - Far East (S), U.S.A., South America. - Several reports. (2) 28 (4x). - Siberia (N), Far East (N), Alaska, Canada, U.S.A. - Numerous reports. (3) 42 (6x). - Bowden (1962, 1965b). Löve and Löve (1975a) and Bothmer et al. (2007) accepted only tetraploids. No morphological differences have been suggested between plants at the two well-documented ploidy levels (2x, 4x). |
| Geography | Asian (NE) & North American & South American: ICE** RFE* ALA* CAN. |
| Distribution | N = F AN = * Ic = ** E = R CC = r WI = ** HL = r CE = ** CS = * AW = * CW = ** [ key ] |
| Parent taxon | Hordeum L. |
| PAF ID | 340601 |