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  1. Rhamnus cathartica - Wikipedia

    Rhamnus cathartica, the European buckthorn, [3] common buckthorn, purging buckthorn, or just buckthorn, is a species of small tree in the flowering plant family Rhamnaceae.

  2. Common Buckthorn | National Invasive Species Information Center

    Distinguishing between non-native and native buckthorn is important so that management efforts can be targeted appropriately. This article desribes and separates the two invasive buckthorns from native …

  3. Identifying Common Buckthorn and Understanding Its Impact

    May 2, 2025 · Common buckthorn (Rhamnus cathartica) is an invasive shrub or small tree that has become a major threat to North American ecosystems. Native to Europe and western Asia, it was …

  4. Buckthorn | Invasive, Shrub, Hedgerow | Britannica

    Buckthorn, any of about 100 species of shrubs or trees belonging to the genus Rhamnus, family Rhamnaceae, native to temperate areas in the Northern Hemisphere. The cascara buckthorn (R. …

  5. Buckthorn: How can a shrub be so harmful? - Friends of the …

    Common buckthorn is a tall, understory shrub brought to North America in the early 1800s as an ornamental shrub, primarily to serve as a hedgerow. But this woody plant escaped from yards and …

  6. Buckthorn - Minnesota DNR

    Common, or European, buckthorn, and glossy buckthorn are the two non-native, invasive buckthorn species found in Minnesota. These buckthorn species were first brought here from Europe as a …

  7. Buckthorn Identification

    Common and Glossy Buckthorn can be tall shrubs or small trees which may reach 6 to 25 feet and have trunks 10 inches in diameter. Buckthorns usually have a few to several stems or trunks and …

  8. Rhamnus cathartica (Common Buckthorn, European Buckthorn, …

    Common buckthorn is a deciduous shrub or small tree in the Rhamnaceae or buckthorn family and is native to Europe, Africa and northern Asia. It was introduced to North America in the early 1800s and …

  9. Buckthorn: Accurate Identification - Penn State Extension

    Common (Rhamnus cathartica) and glossy buckthorn (Frangula alnus) are invasive shrubs or small trees. Common buckthorn is most often found invading open woodlands and forest edges while …

  10. Types of Buckthorns: Common, Glossy, and Fine Line Buckthorns

    Sep 22, 2023 · This article provides an identification guide to different types of buckthorn plants. Descriptions and pictures of various species of common buckthorn trees and shrubs will help you …