Panarctic Flora

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640701 Sanguisorba officinalis L.

Distribution

Kanin - Pechora: Scattered
Polar Ural - Novaya Zemlya: Scattered
Yamal - Gydan: Rare
Taimyr - Severnaya Zemlya: Rare
Anabar - Onenyo: Rare
Kharaulakh: Scattered
Yana - Kolyma: Rare
West Chukotka: Frequent
Wrangel Island: Scattered
South Chukotka: Frequent
East Chukotka: Frequent
Western Alaska: Scattered
Northern Alaska - Yukon: Rare
Central Canada: Rare
Southern Arcti Tundra: Rare
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent

2n= (1) 14 (2x). - Far East (Wrangel Island). - Zhukova (1965b).
(2) 28 (4x). - Europe, Russia, Siberia, Far East, Alaska, Canada (W). - Numerous reports.
(3) 42 (6x). - Europe (N?, C). - Three reports.
(4) 56 56-57 (8x). - Europe, Russia, Siberia, Far East. - Numerous reports.
(5) ca. 70 (10x). - Far East (Kamtchatka). - Sokolovskaya (1963).

Geography: European - Asian - amphi-Pacific/Beringian - Cordilleran: RUS SIB RFE ALA CAN.

Notes: Nordborg (1958, 1963) investigated cytology and morphology in Sanguisorba officinalis. Löve and Löve (1975a) considered the octoploid S. polygama and the tetraploid S. officinalis s. str. two species. See also Nordborg (1963). The ploidy variation is extensive but the observed morphological variation is slight. No additional species or subspecific taxa are proposed.

Higher Taxa