leucaena
Học thuậtThân thiện
Definition
Noun 1. A genus of tropical trees and shrubs: Leucaena is a small genus of flowering plants in the legume family, Fabaceae. They are native to the Americas but have been introduced to many tropical and subtropical regions. They are characterized by having pods similar to those of acacia trees.
Usage Examples
- Noun (as a genus name):
- Leucaena is valued for its fast growth and use as a forage crop.
- The researcher studied several species within the genus Leucaena.
- Leucaena leucocephala is the most widely known species in this genus.
Advanced Usage
- In botanical and agricultural contexts: The word is primarily used in scientific, forestry, and agricultural discussions. It is often followed by a species name (e.g., ) to refer to a specific type.
- The project aims to control the invasive spread of Leucaena leucocephala in non-native habitats.
Variants and Related Words
- Leucaena leucocephala (n): The most common species, also known as lead tree, white popinac, or "ipil-ipil." It is often used for animal fodder, firewood, and soil improvement.
- Leucaena diversifolia (n): Another species within the genus.
- Leguminous (adj): Relating to or denoting plants of the pea family (Leguminosae or Fabaceae), which typically have pods and can fix nitrogen in the soil. Leucaena is a leguminous genus.
Synonyms
- Genus Leucaena (n): The full scientific designation.
- Lead tree (genus) (n): A common name for the genus, though most specifically applied to .
Related Terms and Phrases
- Nitrogen-fixing tree: A descriptive phrase often applied to leucaena, as it improves soil fertility through symbiosis with bacteria.
- Farmers plant leucaena as a nitrogen-fixing tree to enrich the soil.
- Forage crop: A plant grown primarily to be eaten by livestock. Leucaena is commonly used this way.
- The high protein content makes leucaena an excellent forage crop for cattle.
Noun
- small genus of tropical evergreen trees or shrubs having pods like those of the acacia