cirsium lanceolatum
Học thuậtThân thiện
Definition
Noun: 1. A species of thistle: A European plant with large flower heads and spiny leaves, which has become widely established as a weed in the United States. It is known for its tall stature and purple flowers.
Usage
- This word is a specific botanical name (a scientific binomial) for a plant species. It is used in formal, scientific, or agricultural contexts.
- It functions as a singular, countable noun.
Examples
Advanced Usage
- In botanical writing, the genus name () is often capitalized, while the species epithet () is not, and the entire binomial is typically italicized: .
Variants and Related Words
- bull thistle: A common name for , a different but related species of thistle. The provided reference context indicates that is sometimes considered synonymous with or referred to by the same common name as .
- spear thistle: Another common name for .
- plume thistle: A general common name for plants in the genus.
Synonyms
- bull thistle (common name, though technically for a closely related species)
- spear thistle (common name, though technically for a closely related species)
Notes
- is classified as an invasive species in many regions outside its native Europe.
- The species epithet "" refers to the lance-shaped (tapering to a point) form of its leaves.
Noun
- European thistle with rather large heads and prickly leaves; extensively naturalized as a weed in the United States