Eucommia ulmoides
Eucommia ulmoides · Accepted scientific name
Scientific literature: Very Sparse (11 studies) · ★☆☆☆☆
Eucommia ulmoides is a versatile medicinal plant known for its remarkable therapeutic properties, including antioxidant, antiaging, antiallergic, and antibacterial activities. The plant's chemical profile is rich in bioactive compounds such as aucubin, flavonoids, chlorogenic acid, and geniposide. Various parts of the plant, including the leaves, seeds, flowers, and roots, are utilized to address health conditions like hypertension and inflammation. To harness these benefits, researchers and practitioners often use preparations made from the bark, extracts, leaves, and polysaccharides. This makes the species a significant subject of study for its potent antihypertensive and overall health-promoting capabilities.
- Synonyms
- Eucommia Ulmoides Var. Yunnanensis
- Common names
- Not available
- Family
- Eucommiaceae
- Distribution
- Not available
- Plant Parts
- Leaf · Seed
Classification
Common Names
Eucommia ulmoides is a versatile botanical species known by a variety of descriptive common names across different languages. In French-speaking regions, it is frequently referred to as Arbre à gomme or Arbre à gutta-percha. German speakers identify the plant as the Chinesischer Guttaperchabaum or specifically the Chinesischer Guttaperchabaum (DE). In many medicinal and traditional contexts, the tree is widely recognized by its Chinese name, Duzhong. These diverse names highlight the plant's global significance and its historical association with various natural resins.
Sources: Catalogue of Life (COL)
Synonyms
Eucommia ulmoides is a remarkable species that is often identified in botanical literature through various taxonomic classifications. Within the scientific community, it is recognized that Eucommia ulmoides var. yunnanensis serves as a formal synonym for the plant. This nomenclatural relationship highlights the complexity of documenting different regional variations within the same lineage. Understanding these synonymous links is essential for researchers seeking to maintain accuracy in botanical databases. Consequently, recognizing these connections ensures that the diverse forms of this species are correctly categorized and studied.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Eucommia ulmoides is a unique botanical specimen that belongs to the kingdom Plantae. Within this vast kingdom, the plant is classified under the class Equisetopsida. It further falls into the order Garryales, showcasing its specific evolutionary lineage. The species is the sole member of its family, Eucommiaceae, which highlights its distinct biological identity. Ultimately, its taxonomic journey concludes within the specific genus Eucommia.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Garryales |
| Family | Eucommiaceae |
| Genus | Eucommia |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Eucommia ulmoides is a distinctive species with a broad geographical presence across several key regions. It is widely distributed throughout the temperate zones of Asia, particularly within the vast landscapes of China. Specifically, the plant thrives in the North-Central, South-Central, and Southeast regions of the country. Its reach extends further into Eastern Asia, where it can be found growing in Korea. Interestingly, the species also maintains a presence in Europe, specifically within the southeastern territory of Bulgaria.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Eucommia ulmoides is a robust, self-supporting tree that commands attention in its natural habitat. This species typically exhibits a substantial growth form, reaching impressive heights as it matures. While its size can vary, the tree generally maintains a stature between 20 and 30 meters. Such significant dimensions make it a prominent feature in any landscape where it is planted.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Eucommia ulmoides, widely known in Traditional Chinese Medicine as "Du Zhong," is a versatile medicinal plant rich in bioactive compounds such as lignans and flavonoids. Scientific research highlights its significant antioxidant and antiaging properties, which contribute to its long history of use in functional foods. The plant also demonstrates potent antiallergic activity, specifically through polysaccharides that can modulate the intestinal microbiota to alleviate allergic symptoms. Furthermore, its antibacterial capabilities have been explored through the study of various wood extracts to maximize its medicinal utility. These diverse pharmacological effects, including anticancer activities, underscore the plant's immense potential for treating complex metabolic and neurological diseases.
Compounds
Eucommia ulmoides is a highly valued medicinal plant characterized by a diverse profile of bioactive secondary metabolites. Research indicates that the plant contains essential compounds such as aucubin and chlorogenic acid, both of which are closely linked to the ecological suitability of its production areas. Furthermore, the plant is a rich source of flavonoids, which play significant roles in its growth and stress resistance. Specific iridoid glycosides, including geniposide and pinoresinol diglucoside, are also present and contribute to its significant pharmacological benefits. Together, these chemical constituents underpin the plant's traditional and modern applications in supporting bone health and various physiological functions.
Conditions
Eucommia ulmoides treats hypertension through various bioactive components, including pinoresinol diglucoside and flavonoids found in its bark and leaves. This medicinal plant also treats antihypertensive conditions by utilizing its diverse chemical profile to regulate blood pressure. It treats antioxidant needs by upregulating Nrf2 expression and increasing antioxidant enzyme activity to reduce oxidative stress. Furthermore, Eucommia ulmoides treats diabetes and its related complications, such as renal damage and glucotoxicity, by inhibiting the formation of advanced glycation end-products. Finally, Eucommia ulmoides treats inflammation by suppressing pro-inflammatory cytokines like TNF-α and IL-6 through the regulation of signaling pathways such as PI3K/Akt/NF-κB.
Preparations
Eucommia ulmoides is prepared as bark, which serves as a primary source for studying its bacterial microbiota and secondary metabolites. The plant is also prepared as extracts to investigate their pharmacological effects on bone health and pharmacokinetic properties. Researchers have utilized Eucommia ulmoides prepared as leaves to isolate chlorogenic acid for studying its cardioprotective potential. Furthermore, Eucommia ulmoides is prepared as polysaccharides, which have demonstrated significant anti-allergic and immune-regulating activities. Finally, the plant is prepared as Cortex Eucommiae, a medicinal form used to analyze how ecological suitability zones influence the concentration of bioactive compounds.
Parts used
Eucommia ulmoides is a versatile medicinal and edible plant species that possesses several biologically active parts, including the leaves, seeds, flowers, roots, and stems. Scientific research highlights the nutritional and pharmacological value of the leaves, which are rich in high-quality proteins and flavonoids. The seeds are also of significant interest, particularly for the medicinal properties found in seed oil that can aid in managing metabolic disorders and digestive tumors. While much focus has historically been placed on the bark and leaves, the flowers, stems, and roots represent underexplored components with substantial potential for health applications. Ultimately, understanding the chemical compositions of these various plant parts provides a theoretical foundation for the comprehensive utilization of the entire species in modern pharmacotherapy.