Rhamnaceae (Buckthorn Family)
An ornamental, spiny shrub or small tree, growing to a height of 6 m and a diameter of 10 cm.
Distinguishing Features -
Leaves: opposite or clustered on short spurs 2 - 6 cm long; broadly elliptical, finely-toothed, nearly hairless, slender-stalked; colouration: green above, paler below. Bark: brown, smooth, reddish inner bark. Twigs: grayish; often in pairs and with short spurs; slender, nearlyhairless, ending in narrow pointed scaly buds or sharp spines. Flowers: 5 mm wide; bell-shaped with four spreading pointed greenish-yellow sepals; clustered on short stalks at leaf bases; male and female usually on separate plants; flowering late spring. Fruit: 8 mm in diameter; black, berrylike with bitter pulp; generally four seeds; maturing late summer and autumn.
Native to Europe and Asia; introduced to North America, found locally from southern Ontario east through Quebec to Nova Scotia; in dry soil conditions in sparse woods, clearings and along roadsides.
The European Buckthorn has been widely planted in Europe for hedges.
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all
Federal and State Noxious Weeds
This plant and the related entity italicized and indented above can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of
Weeds of the U.S.
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