Family: Rhamnaceae

Rhamnus cathartica
Rhamnus cathartica   L.  -  Common Buckthorn
Photo © by Steven Clemants
Taken at the Brooklyn Botanic Garden, NY, 1996.

By Steven D. Glenn

Not peer reviewed

Last Modified 03/11/2013

Key to the genera of Rhamnaceae

1. Leaves 3-nerved from the base; flowers numerous; petals present, long-clawed...Ceanothus
1. Leaves not 3-nerved; flowers few; petals, when present, with short or no claw...2. 

2. Flowers 4-merous ...Rhamnus

2. Flowers 5-merous ...Frangula

List of Rhamnaceae Genera

References to Rhamnaceae

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  • Bolmgren, K.; Oxelman, B. 2004. Generic limits in Rhamnus L. s.l. (Rhamnaceae) inferred from nuclear and chloroplast DNA sequence phylogenies. Taxon 53: 383-390.
  • Brizicky, George K. 1964. The genera of Rhamnaceae in the southeastern United States. J. Arnold Arbor. 45: 439-63.
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  • Burnham, K. M.; Lee, T. D. 2010. Canopy gaps facilitate establishment, growth, and reproduction of invasive Frangula alnus in a Tsuga canadensis dominated forest. Biological Invasions 12: 1509-1520.
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  • Frappier, B.; Eckert, R. T.; Lee, T. D. 2003. Potential impacts of the invasive exotic shrub Rhamnus frangula L. (glossy buckthorn) on forests of southern New Hampshire. Northeastern Naturalist 10: 277-296.
  • Frappier, B.; Eckert, R. T.; Lee, T. D. 2004. Experimental removal of the non-indigenous shrub Rhamnus frangula (Glossy Buckthorn): effects on native herbs and woody seedlings. Northeastern Naturalist 11: 333-342.
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