Juncus stygius subsp. americanus (Buchenau) Hultén | |
Publ. & Syn. | L., Syst. Nat., ed. 10, 2: 987 (1759). Described from northern Europe. Type not designated (Jarvis 2007: 602). |
Notes | Reported chromosome numbers suggest a functional base number of x = 20 and the species as diploid and tetraploid. |
Chromosomes | (1) 60. - Siberia (N), Far East (N), Canada, Greenland. - Several reports, mostly for J. castaneus. (2) >90. - Far East (South Chukotka). - Zhukova (1980). (3) 120. - Far East (N). - Zhukova and Petrovsky (1975); Yurtsev and Zhukova (1978). |
Geography | Asian Pacific & North American (N): CAN. |
Distribution | N = F E = R HL = r [ key ] |
Parent taxon | Juncus stygius L. |
PAF ID | 320107b |