buckthorn

• Nom désignant plusieurs arbustes ou petits arbres, notamment du genre Rhamnus, dont les fruits servent à fabriquer des teintures ou pigments jaunes ; s'applique aussi à certaines plantes des genres Bumelia et à un type de plantain de l'Ancien Monde aux feuilles longues, étroites et nervurées.

A noun referring to any of several shrubs or small trees, particularly those of the genus Rhamnus, whose fruits are used to produce yellow dyes or pigments; also applied to plants of the genus Bumelia and a type of Old World plantain with long, narrow, ribbed leaves.

1. Shrub of the genus RhamnusC1formal

   A shrub or small tree belonging to the genus Rhamnus, whose fruits are used to produce yellow dyes or pigments.

   Nerprun

   • The buckthorn berries were traditionally used to make a yellow dye.
   • Rhamnus cathartica, a common buckthorn, is considered invasive in some regions.
   • The gardener identified the plant as a species of buckthorn.

   Synonymesrhamnus

2. Shrub of the genus BumeliaC1formalamerican

   Any shrub or small tree belonging to the genus Bumelia, often found in warmer climates.

   Bumélia

   • The Bumelia buckthorn is native to the southern United States.
   • This type of buckthorn produces small, edible fruits.
   • The botanist studied the growth patterns of the Bumelia shrub.

   Synonymesbumelia

3. C1formalbritish

   An Old World plantain with long, narrow, ribbed leaves that has become widely established in temperate regions.

   Plantain corne-de-cerf

   • The buckthorn plantain is often found along roadsides in Europe.
   • Its long, narrow leaves are a distinctive feature of this plant.
   • This species has spread widely across temperate climates.

   Synonymesribgrassribwort