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Page Last Updated: December 26 2020
Buckthorn Family
3 species
Order: Rhamnales (Rosales?)
Family: Rhamnaceae (Buckthorn family)
Genus: Rhamnus
Species: Cathartica
Kingdom: Plantae
Class: Magnoliopsida (Dicotyledons)
Division: Magnoliophyta (Flowering Plants)
Updated April 16 2011
More European Buckthorn
Perennial shrub or small tree - invasive - also known as
Common or Purging Buckthorn - alternate host for the
fungus Crown Oat Rust - native to Europe, Asia and
North Africa
Common or Purging Buckthorn - alternate host for the
fungus Crown Oat Rust - native to Europe, Asia and
North Africa
Order: Rhamnales (Rosales?)
Family: Rhamnaceae (Buckthorn family)
Genus: Ceanothus
Species: Americanus
Kingdom: Plantae
Class: Magnoliopsida (Dicotyledons)
Division: Magnoliophyta (Flowering Plants)
Updated September 14 2011
More New Jersey Tea
Perennial shrub - also known as Red Root, Wild
Snowball - dried leaves were once used as a tea
substitute - native to eastern North America
Snowball - dried leaves were once used as a tea
substitute - native to eastern North America
European Buckthorn - fruit approx. 6 mm - leaves 4 to 8 cm - height to 6 m - Samuel Smith Park - May 2010
New Jersey Tea - flower approx. 5 mm wide on long stalk - cluster to 5 cm - fruit approx. 7 mm - leaves to 10 cm - height to 1.2 m - High Park - July 2011
Order: Rhamnales (Rosales?)
Family: Rhamnaceae (Buckthorn family)
Genus: Frangula (formerly Rhamnus)
Species: Alnus (formerly Frangula)
Kingdom: Plantae
Class: Magnoliopsida (Dicotyledons)
Division: Magnoliophyta (Flowering Plants)
Updated December 26 2020
More Glossy Buckthorn
Perennial shrub or small tree - also known as Alder
Buckthorn - native to Europe, Asia and North Africa
Buckthorn - native to Europe, Asia and North Africa
Glossy Buckthorn - fruit approx. 7 mm - leaves to 8 cm - height to 6 m - West Don Valley (Wilket Creek Park) - August 2016
Glossy (top) and European Buckthorn comparison - High Park - October 2018