Ulmus americana
Học thuậtThân thiện
Definition
Noun 1. A species of elm tree: Ulmus americana is the scientific name for a large, deciduous tree species native to eastern North America. It is commonly known as the American elm or white elm. It is characterized by its tall, vase-like shape with graceful, spreading branches.
Usage Examples
- Noun:
- The stately Ulmus americana lining the street provided a beautiful canopy of shade.
- Dutch elm disease has devastated many populations of Ulmus americana across its native range.
- Botanists are working to develop disease-resistant cultivars of Ulmus americana.
Advanced Usage
- In botanical/technical contexts: The term is primarily used in scientific, horticultural, or formal descriptive writing to specify the exact species, distinguishing it from other elms like (slippery elm) or (English elm).
- The study focused on the genetic diversity of Ulmus americana populations in New England.
Variants and Related Words
- American elm (n): The common name for .
- White elm (n): Another common name for this species.
- Elm (n): The general term for trees belonging to the genus .
Synonyms
- American elm
- White elm
Related Terms (Not direct synonyms, but closely associated)
- Deciduous tree: A tree that sheds its leaves annually.
- Ornamental tree: A tree grown primarily for decorative purposes.
- Dutch elm disease: A fungal disease that has significantly affected this species.
Noun
- large ornamental tree with graceful gradually spreading branches common in eastern North America