Article
Arctic plant origins and early formation of circumarctic distributions: a case study of the mountain sorrel, Oxyria digyna.
The New phytologist - 1 Jan 2016
Wang Qian, Liu Jianquan, Allen Geraldine A, Ma Yazhen, Yue Wei, Marr Kendrick L, Abbott Richard J
Abstract excerpt
Many plant species comprising the present-day Arctic flora are thought to have originated in the high mountains of North America and Eurasia, migrated northwards as global temperatures fell during the late Tertiary period, and thereafter attained a circumarctic distribution. However, supporting evidence for this hypothesis that provides a temporal framework for the origin, spread and initial attainment of a...
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