Definition

1. Noun:
   • A deciduous tree native to China, characterized by rapid growth, compound leaves resembling those of sumac, and small flowers that produce a sweetish but unpleasant odor. It has been extensively introduced to other regions, particularly the United States, where it is commonly planted as a street tree due to its notable tolerance for urban pollution and poor soil conditions.

Usage Examples

• Noun:
  • The city planted Ailanthus altissima along the boulevard for its hardiness.
  • Despite its benefits, Ailanthus altissima is considered an invasive species in many areas.
  • You can identify Ailanthus altissima by its long, compound leaves and clusters of winged seeds.

Advanced Usage

• As an invasive species: The term is often used in ecological and botanical contexts to discuss non-native plants that disrupt local ecosystems.
  • The rapid spread of Ailanthus altissima is threatening native hardwood forests.

Variants and Related Words

• Tree of Heaven: The most common colloquial name for .
  • Many people know it better as the Tree of Heaven.
• Ailanthus (noun): The genus name, sometimes used informally to refer to this specific tree.
  • Several species of ailanthus exist, but A. altissima is the most widespread.

Synonyms

• Tree of Heaven: The standard common name.
• Chinese sumac: A less common name referencing the leaf shape.
• Stinking chun: A name referring to the odor of its flowers or crushed foliage.

Related Phrases / Terms

• Invasive tree: A descriptive phrase frequently associated with in environmental science.
  • Managing invasive trees like Ailanthus altissima is a major challenge for conservationists.
• Pollution-tolerant: A key characteristic for which this tree is often selected.
  • Its reputation as a pollution-tolerant species led to its widespread urban use.

Noun

1. deciduous rapidly growing tree of China with foliage like sumac and sweetish fetid flowers; widely planted in United States as a street tree because of its resistance to pollution