Heynea trijuga

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Walsura trijuga
• Walsura quinquijuga
• Trichilia connaroides
• Heynea connaroides
• Walsura sumatrana
• Heynea trijuga f. pubescens
• Trichilia connaroides var. microcarpa
• Trichilia connaroides var. microcarpa
• Walsura trijuga var. pubescens
• Heynea trijuga var. multijuga
• Heynea trijuga var. velutina
• Heynea fruticosa
• Heynea pubescens
• Ailantopsis poilanei
• Zanthoxylum connaroides
• Heynea trijuga var. microcarpa
• Heynea trijuga var. pilosula
• Melia integerrima
• Trichilia rimosa
• Walsura intermedia
• Walsura pallida
• Walsura perrottetii
• Walsura pubescens
• Walsura punctata
• Walsura tenuifolia
• Leea laevis
• Picroderma laotica
• Scutinanthe engleri
• Heynea affinis
• Walsura trijuga var. microcarpa
• Trichilia connaroides f. glabra
• Heynea quinquejuga
• Heynea sumatrana
• Trichilia connaroides f. glabra

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Heynea trijuga, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is classified under the order Sapindales and the family Meliaceae. Ultimately, it is categorized under the genus Heynea.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is geographically distributed across several specific regions in Asia. Within China, it can be found in the South-Central, Southeast, and Hainan areas. Its range extends into the Indian Subcontinent, where it is native to Assam. Additionally, the species is documented to grow in Bangladesh. These locations highlight the plant's presence in both Chinese and South Asian ecosystems.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Heynea trijuga is characterized by its adaptation to diverse montane environments, occupying a broad altitudinal gradient within its natural habitat. This species is typically found across an elevational range that spans from a minimum of 500 m AMSL to a maximum of 2100 m AMSL. This wide distribution allows the plant to inhabit various ecological niches, ranging from lower montane forests to higher-altitude woodland ecosystems, where it must respond to varying temperature regimes and moisture availability inherent to these different elevations.

Elevational range max:

2100 m AMSL

Elevational range min:

500 m AMSL

Life history

The life history of Heynea trijuga is characterized by its status as a perennial organism, meaning it persists through multiple growing seasons rather than completing its life cycle in a single year. As a long-lived woody species, it undergoes continuous developmental stages that allow it to establish a stable presence within its ecosystem. Throughout its extended lifespan, the plant undergoes cycles of vegetative growth and reproductive phases, contributing to its long-term survival and ability to endure seasonal environmental shifts.

Lifecycle :

perennial

Morphology

The morphology of Heynea trijuga is characterized by a woody growth form, primarily manifesting as a tree. It is a non-parasitic, independent species that grows in terrestrial habitats, rather than being aquatic, semiaquatic, or epiphytic. Although it possesses a self-supporting structure rather than acting as an obligatory or facultative climber, liana, or vine, it maintains a robust and sturdy physical presence. The plant can reach a maximum height of approximately 8 meters, supported by its woody stem structure.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

8 m

Woodiness :

woody

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Heynea trijuga has 2 reported plant parts identified across 4 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include leaf, stem.

Leaf

1. Phytochemistry
2. Natural product communications

Stem

1. Planta medica
2. Chemical & pharmaceutical bulletin

Chemicals

Heynea trijuga has 3 reported phytochemicals identified across 4 scientific publications and several other databases. The most consistently reported chemicals include 3beta,4alpha-Dihydroxypregnane-16-one, Steroids, Trichilone.

3beta,4alpha-Dihydroxypregnane-16-one

1. Natural product communications

Steroids

1. Phytochemistry

Trichilone

1. Natural product communications

Preparations

Heynea trijuga has 3 reported preparations identified across 4 scientific publications and several other databases. The most consistently reported preparations include bark, leaves, stem.

Bark

1. Chemical & pharmaceutical bulletin

Leaves

1. Phytochemistry

Stem

1. Chemical & pharmaceutical bulletin