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*Rhamnus Linnaeus. Buckthorn.

Key to Rhamnus

A genus of ca. 150 species, trees and shrubs, of the northern hemisphere. The recognition of Frangula as separate from Rhamnus is supported by molecular phylogeny (Bolmgren & Oxelman 2004).

Ref: Bolmgren & Oxelman (2004); Brizicky (1964a); Hauenschild et al. (2016b); Johnston (1975); Medan & Schirarend In Kubitzki et al. (2004); Nesom & Sawyer (2016) In Flora of North America Editorial Committee (2016). Show full citations.

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image of plant© Derek, some rights reserved (CC BY), uploaded by Derek | Rhamnus utilis source | Original Image ⭷
image of plant© Gary P. Fleming | Rhamnus davurica | Original Image ⭷


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