Leucaena pallida

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant is characterized by a very specific and limited range of occurrence. Its natural habitat is primarily concentrated within the country of Mexico. More specifically, the species is found throughout the Southwest region of the nation. This localized distribution suggests that the plant thrives under particular environmental conditions found in that area. Consequently, its geographical footprint remains restricted to these specific Mexican territories.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Leucaena pallida is characterized by its nature as a perennial species, allowing it to persist in its environment over multiple growing seasons. Throughout its development, the plant exhibits a deciduous growth habit, meaning it undergoes a period of leaf shedding, typically in response to seasonal changes or environmental stressors. This combination of a long-lived life cycle and seasonal deciduousness influences its ability to adapt to varying climatic conditions and maintain its presence within its natural habitat.

Deciduousness :

deciduous

Lifecycle :

perennial

Morphology

The morphology of Leucaena pallida is characterized by its robust growth form, primarily manifesting as a tree. It exhibits a woody structure, providing the necessary physical integrity for its development. The plant reaches a significant stature, with a mean plant height of approximately 6 m. Regarding its climbing habits, it is classified as a self-supporting species rather than an obligatory or facultative climber.

Climber :

self-supporting

Growth form :

tree

Plant height mean:

6 m

Woodiness :

woody

Physiology

The physiology of Leucaena pallida is characterized by its highly efficient symbiotic relationship with nitrogen-fixing bacteria, specifically those within the Bradyrhizobium genus, which reside in specialized root nodules. As a nitrogen fixer, the plant exhibits the ability to convert atmospheric nitrogen ($N_2$) into ammonia ($NH_3$) through the action of the nitrogenase enzyme, a process that significantly enhances its nutritional autonomy and ability to thrive in nutrient-poor soils. This nitrogen fixation process is energy-intensive, requiring a substantial supply of carbohydrates produced via photosynthesis to fuel the metabolic demands of the nodules. Beyond its nitrogenous capabilities, the plant demonstrates robust physiological adaptations for rapid growth and high photosynthetic rates, allowing it to maintain high biomass production. The metabolic integration of fixed nitrogen into amino acids and proteins supports its rapid vegetative development and reproductive cycles, making its internal nutrient cycling highly efficient compared to non-leguminous species.

Nitrogen fixer :

yes

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Leucaena pallida has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include leaf.

Leaf

1. Animal reproduction science

Preparations

Leucaena pallida has 1 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include leaves.

Leaves

1. Animal reproduction science