Rhamnus frangula (glossy buckthorn)

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Notes

Key Characteristics

  • Leaves are sub-opposite, simple, ovate, glossy, with veins that appear more pinnate than arcuate (like common buckthorn)
  • Twigs are slender, and dark like winterberry, with tomentose buds that are stalked and valvate
  • This shrub has lenticulate bar, and is shade tolerant, found on wet sites
  • Fruit is a a dark blue drupe, commonly bird dispersed
  • Unlike Rhamnus cathartica - frangula has a half elliptic leaf scar, no terminal thorn, and no deer-hoof bud

Sourced from a field lab in Fall 2011

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Pictures

From Louis Landry and Les Mehrhoff

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