genus ailanthus
Học thuậtThân thiện
Definition
Noun: 1. A taxonomic classification: "genus Ailanthus" is the scientific name for a small genus of flowering trees in the family Simaroubaceae. It is characterized by trees native to east Asia and China that have large, compound leaves (odd-pinnate) and distinctive winged fruits (long twisted samaras).
Usage Examples
- Noun:
- The tree in the courtyard was identified as a member of the genus Ailanthus.
- Botanists study the genus Ailanthus for its unique seed dispersal mechanisms.
- Only a few species belong to the genus Ailanthus, the most well-known being the tree of heaven.
Advanced Usage
- In botanical nomenclature: The name is always italicized in scientific writing (e.g., ). The word "genus" is often omitted when the context is clear, leaving just the italicized genus name.
- The invasive species is Ailanthus altissima.
Variants and Related Words
- Ailanthus (n): The common shorthand for the genus name.
- Several ailanthus trees have sprouted along the fence line.
- Ailanthus altissima (n): The binomial name (genus + species) for the most common species, the tree of heaven.
- Simaroubaceae (n): The plant family to which this genus belongs.
Synonyms
- Tree-of-heaven genus: A common name-based synonym referring to its most famous species.
Noun
- small genus of east Asian and Chinese trees with odd-pinnate leaves and long twisted samaras