Spiraea betulifolia Pall. | |
Publ. & Syn. | Pall., Fl. Ross. 1, 1: 33 (1784). Described from the Maya River in the Aldan region, Yakutia (Siberia). |
Notes | Spiraea betulifolia reaches the Borderline Arctic. Polozhij (1988a) mapped it from a lower Lena River locality north of our arctic boundary but very close to the actual treeline. |
Chromosomes | (1) 14 (2x, x = 7). - Far East (the Magadan area). - Zhukova et al. (1973). (2) 18 (2x, x = 9). - Far East (N, S). - At least four reports. |
Geography | Asian (NE): (SIB). |
Distribution | N = R E = b Kh = b [ key ] |
Parent taxon | Spiraea L. |
PAF ID | 640103 |