Rhamnus frangula
Học thuậtThân thiện
Definition
Noun 1. Alder Buckthorn: A small deciduous tree or shrub (Rhamnus frangula) native to Europe, western Asia, and northern Africa. It is characterized by its glossy, oval leaves, small greenish-white flowers, and dark purple berries. Its bark has been used historically as a laxative.
Usage Examples
- Noun:
- The understory of the forest included several specimens of Rhamnus frangula.
- The dried bark of Rhamnus frangula is a source of the medicinal compound frangulin.
Advanced Usage
- In Botanical / Horticultural Context: The name is used precisely to identify the specific species within the (buckthorn) family, distinguishing it from related species like (common buckthorn).
- For a native hedge, consider planting Rhamnus frangula 'Asplenifolia', a fine-leaved cultivar.
Variants and Related Words
- Alder Buckthorn: The common English name for .
- Glossy Buckthorn: Another common name for the same species, referring to its shiny leaves.
- Frangula: Often used as a shortened form or as the genus name in some taxonomic classifications ( is a synonym).
- Buckthorn: The general common name for plants in the and genera.
Synonyms
- Alder Buckthorn
- Glossy Buckthorn
- (botanical synonym)
Notes on Meaning
- The term 'Rhamnus frangula' is primarily a scientific/botanical name. In everyday language, the common names "alder buckthorn" or "glossy buckthorn" are typically used.
- It carries a dual association: 1) as a specific plant in ecology and gardening, and 2) as a source of a purgative drug in historical and alternative medicine.
Noun
- small tree common in Europe