Tapering Leaf Eurya

Names and Synonyms

Common Names

• Tapering Leaf Eurya

Scientific Names

Accepted name

Synonyms

• Eurya monticola
• Eurya acuminata var. euprusta
• Eurya acuminata var. multiflora
• Eurya acuminata var. wallichiana
• Eurya japonica var. acuminata
• Eurya serrata var. euprusta
• Eurya euprista
• Eurya hirsutula
• Geeria angustifolia
• Geeria serrata
• Ternstroemia bifaria
• Eurya acuminata var. monticola
• Eurya acuminata var. phyllanthoides
• Eurya clandestina
• Eurya confinis
• Eurya japonica var. phyllanthoides
• Eurya blumeana
• Eurya angustifolia
• Eurya wrayi
• Eurya phyllanthoides
• Eurya rostrata
• Eurya serrata
• Eurya membranacea
• Eurya lucida
• Eurya grandis
• Diospyros serrata

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and class Equisetopsida. Within the subclass Magnoliidae, it is situated in the order Ericales and the family Pentaphylacaceae. Finally, it is identified by the genus Eurya, specifically as the species Eurya acuminata.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical range spanning several distinct regions across Asia. In China, its presence is noted within the South-Central provinces as well as the high-altitude areas of Tibet. Its distribution extends further into Eastern Asia, specifically within the island of Taiwan. Moving toward the Indian subcontinent, the species can be found growing in the region of Assam. Additionally, its habitat includes the neighboring territory of Bangladesh.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Eurya acuminata is characterized by its specific distribution within montane ecosystems, where it thrives across a defined altitudinal gradient. This species is primarily found in mid-to-high elevation habitats, occupying an ecological niche that ranges from a minimum of 800 m AMSL to a maximum of 2500 m AMSL. This vertical distribution suggests an adaptability to varying temperature regimes and atmospheric pressures associated with mountain slopes, allowing it to establish itself within diverse forest understories or edge habitats throughout this specific elevational belt.

Elevational range max:

2500 m AMSL

Elevational range min:

800 m AMSL

Life history

The life history of Eurya acuminata is characterized by its status as a perennial species, ensuring its long-term presence within its ecological niche. It exhibits a complex architectural strategy, functioning as both a phanerophyte, with its reproductive shoots elevated above the ground, and a nanophanerophyte, which reflects its specific growth habits and scale. Throughout its life cycle, the plant maintains an evergreen deciduousness, meaning it retains its foliage year-round rather than shedding it seasonally.

Deciduousness :

evergreen

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Eurya acuminata is characterized by its robust, woody growth form, typically manifesting as a tree. This species is primarily terrestrial in its ecological habit and functions as an independent organism, showing no parasitic tendencies. In terms of stature, it is a substantial plant that can reach a maximum height of 15 m, with an average height of approximately 5 m. Although it exhibits a tree-like structure, its growth habit can be described as self-supporting, rather than acting as an obligatory or facultative climber such as a liana or vine.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

15 m

Plant height mean:

5 m

Woodiness :

woody

Physiology

The physiology of Eurya acuminata is characterized by complex metabolic processes centered on nutrient acquisition and energy transformation within its evergreen structure. As a non-nitrogen-fixing organism, the plant lacks the symbiotic relationship with diazotrophic bacteria required to convert atmospheric nitrogen into bioavailable forms; therefore, its nitrogen fixation status is "no," meaning it must rely entirely on the uptake of nitrates and ammonium from the soil through its root system to support protein synthesis and cellular growth. Photosynthetic activity is sustained through specialized chlorophyll pigments within its leaves, driving the conversion of light energy into chemical energy to fuel various physiological functions. The plant maintains osmotic balance and nutrient transport via a vascular system consisting of xylem and phloem, ensuring the efficient movement of water, minerals, and photosynthates throughout its tissues. Additionally, its metabolic pathways are adapted to manage gas exchange and transpiration rates, allowing it to thrive in its specific ecological niche while regulating internal homeostasis.

Nitrogen fixer :

no

Reproduction

The reproduction of Eurya acuminata is characterized by specific biological mechanisms that govern its genetic exchange and seed distribution. In terms of its pollination biology, the plant exhibits a lack of self-fertilization, as the trait of self-fertilization is strictly absent, suggesting a reliance on cross-pollination to maintain genetic diversity. Following successful fertilization, the plant employs a zoochorous dispersal syndrome, meaning its seeds or fruits are distributed by animals rather than through wind, water, or self-ejection. This reliance on animal vectors for seed dispersal plays a critical role in the colonization and spatial distribution of the species within its natural habitat.

Dispersal syndrome :

zoochorous

Self fertilization :

absent

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Eurya acuminata has 6 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include (E)-Dodec-3-en-1-ol, Hexatriacontan-1-ol, OCTACOSANOIC ACID, Tricosan-1-ol, betulinic acid.

(E)-Dodec-3-en-1-ol

1. Natural product research

Hexatriacontan-1-ol

1. Natural product research

OCTACOSANOIC ACID

1. Natural product research

Tricosan-1-ol

1. Natural product research

betulinic acid

1. Dr. Duke

henicosan-1-ol

1. Natural product research

Activities

Eurya acuminata has 19 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Anticancer, Anthelmintic, AntiHIV, Antibacterial, Anticarcinomic.

Anticancer

1. Dr. Duke
2. Natural product research

Anthelmintic

1. Dr. Duke

AntiHIV

1. Dr. Duke

Antibacterial

1. Dr. Duke

Anticarcinomic

1. Dr. Duke

Antiedemic

1. Dr. Duke

Antiinflammatory

1. Dr. Duke

Antileukemic

1. Dr. Duke

Antimalarial

1. Dr. Duke

Antimelanomic

1. Dr. Duke

Medicinal Uses

Eurya acuminata has 2 reported medicinal uses identified across 0 scientific publications and several other databases. The most consistently reported uses include cancers, oxidative stress.

Most Reported Uses