Alnus incana
Học thuậtThân thiện
Definition
- Noun:
- A species of tree: Alnus incana is a specific type of alder tree, a deciduous tree or large shrub belonging to the birch family (Betulaceae).
- A botanical entity: In botanical and scientific contexts, it refers to the plant species commonly known as the grey alder or speckled alder.
Usage Examples
- Noun:
- The stream was lined with Alnus incana, their roots stabilizing the bank.
- In the study, the nitrogen-fixing properties of Alnus incana were examined.
Advanced Usage
In ecological contexts: Used to describe a pioneer species that colonizes disturbed habitats, especially wet areas.
- The restoration project involved planting Alnus incana to improve soil fertility.
In horticulture and forestry: Refers to the use of this tree for land reclamation or as an ornamental.
- This cultivar of Alnus incana is preferred for its compact growth habit.
Variants and Related Words
- Grey alder: The common English name for .
- Speckled alder: Another common name, often used for the North American subspecies.
- Alnus: The genus name, which includes all alder species.
- Alnus incana subsp. rugosa: A taxonomic subspecies native to North America.
Synonyms
- Grey alder
- Speckled alder
- Hoary alder (less common)
Notes on Different Meanings
- The term has a single, specific meaning as a scientific botanical name for a species. It does not have idiomatic or phrasal verb uses. Its usage is almost exclusively technical, found in scientific, ecological, forestry, and horticultural writing.
Noun
- native to Europe but introduced in America