Eleutherococcus divaricatus

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Panax divaricatus
• Acanthopanax divaricatus var. inermis
• Acanthopanax koreanus
• Acanthopanax rufinervis
• Kalopanax divaricatus
• Eleutherococcus gracilistylus f. koreanus
• Eleutherococcus divaricatus var. chiisanensis
• Eleutherococcus nodiflorus var. koreanus
• Eleutherococcus divaricatus f. inermis
• Eleutherococcus rufinervis
• Acanthopanax divaricatus
• Acanthopanax divaricatus f. inermis
• Acanthopanax chiisanensis

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and the class Equisetopsida. It is further classified under the subclass Magnoliidae in the order Apiales and resides within the family Araliaceae. Specifically, Eleutherococcus divaricatus is identified under the genus Eleutherococcus.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, known scientifically as Eleutherococcus divaricatus, exhibits a specific and limited range within the East Asian region. Its natural habitat is primarily concentrated in the temperate zones of Eastern Asia. Specifically, the species can be found growing in the wild throughout the islands of Japan. Additionally, its geographical presence extends to the Korean Peninsula. Consequently, its distribution is defined by these two key locations in the East Asian landscape.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Eleutherococcus divaricatus is characterized by its growth strategy as a woody perennial, primarily functioning as a phanerophyte, which allows it to maintain its photosynthetic organs on elevated branches above the ground level during unfavorable seasons. Depending on the specific environmental stressors and the developmental stage of the individual, its life form can also exhibit characteristics of a nanophanerophyte, where the height of the woody stems remains relatively low. This plant navigates its life cycle through a perennial growth pattern, investing energy into woody structural development that ensures survival through varying climatic conditions, transitioning through stages of vegetative expansion, flowering, and seed dispersal to ensure the persistence of the species within its ecological niche.

Life form :

nanophanerophyte

Life form :

phanerophyte

Morphology

The morphology of Eleutherococcus divaricatus is characterized by its growth form as a woody shrub. As a terrestrial organism, it does not exhibit aquatic or semiaquatic tendencies, nor does it function as an epiphyte. The plant is an independent species, meaning it does not operate as a parasite, and it maintains a self-supporting structure rather than behaving as a liana, vine, or any other form of obligatory or facultative climber.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Woodiness :

woody

Physiology

The physiology of Eleutherococcus divaricatus is characterized by a specialized metabolic framework optimized for growth in temperate to subtropical forest understories. A fundamental aspect of its energy acquisition is its photosynthetic pathway, which utilizes the C3 mechanism; this process involves the direct fixation of atmospheric carbon dioxide by the enzyme RuBisCO to form a three-carbon compound, a strategy that is highly efficient in the shaded, moist environments where the species typically thrives. Beyond carbon fixation, the plant exhibits complex physiological adaptations to manage water potential and nutrient uptake from forest soils. Its metabolic activity is closely tied to seasonal variations, influencing its secondary metabolite production, such as various lignans and saponins, which are synthesized as part of its physiological defense mechanisms against environmental stressors and herbivory. Additionally, the plant maintains homeostatic control through regulated transpiration rates and robust osmotic adjustments, ensuring structural integrity and metabolic continuity across changing climatic conditions.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Eleutherococcus divaricatus is characterized by the production of specific seed units that facilitate its dispersal and continued growth within its ecosystem. The seeds produced by this species exhibit a highly consistent physical profile, showing no variance across measured samples. The seed mass is precisely recorded with a mean value of 0.00393 g, a figure that is mirrored by both the maximum and minimum recorded seed mass values of 0.00393 g. This uniformity in seed mass suggests a highly stabilized reproductive strategy, ensuring that each individual seed carries a standardized amount of resources for potential germination.

Seed mass mean:

0.00393 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Eleutherococcus divaricatus has 1 reported plant parts identified across 2 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include root.

Root

1. Inflammation & allergy drug targets
2. Biochemical pharmacology

Chemicals

Eleutherococcus divaricatus has 8 reported phytochemicals identified across 2 scientific publications and several other databases. The most consistently reported chemicals include Taiwanin C, Eleutheroside B, Eleutheroside E, Eleutheroside e1, Helioxanthin.

Taiwanin C

1. Inflammation & allergy drug targets
2. Biochemical pharmacology

Eleutheroside B

1. Journal of AOAC International

Eleutheroside E

1. Journal of AOAC International

Eleutheroside e1

1. Journal of AOAC International

Helioxanthin

1. Biochemical pharmacology

Hyperin

1. Inflammation & allergy drug targets

SAVININ

1. Biochemical pharmacology

l-sesamin

1. Biochemical pharmacology

Preparations

Eleutherococcus divaricatus has 1 reported preparations identified across 2 scientific publications and several other databases. The most consistently reported preparations include roots.

Roots

1. Inflammation & allergy drug targets