Fraxinus mandshurica
What's the taxonomical classification of Fraxinus mandshurica?
Fraxinus mandshurica belongs to the kingdom Plantae and is classified within the phylum Streptophyta. As a member of the class Equisetopsida and the subclass Magnoliidae, this plant is situated under the order Lamiales. It further falls into the family Oleaceae, which is the characteristic group for ashes. Within this family, it is identified by the genus Fraxinus, and its specific biological designation is the species mandshurica.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Lamiales |
| Family | Oleaceae |
| Genus | Fraxinus |
| Species | mandshurica |
What are the morphological characteristics of this plant?
Fraxinus mandshurica has pinnately compound leaves with 7 to 13 lanceolate leaflets that are arranged oppositely along the stem. The bark of the mature tree is grayish and develops shallow longitudinal fissures as the specimen ages. Its flowers are small, greenish-yellow, and occur in terminal panicles during the spring season. The fruit consists of numerous single-seeded samaras that are winged for wind dispersal. This deciduous species typically reaches a height of 15 to 25 meters in its natural woodland habitat.
What is the geographical distribution of this plant?
This plant is native to the temperate regions of East Asia, specifically spanning across northeastern China, the Korean Peninsula, and parts of the Russian Far East. It thrives primarily in mountainous areas and mixed deciduous forests within these territories. Its range extends through provinces such as Heilongjiang and Jilin in China, reaching into the southern regions of Siberia. The species is typically found at various elevations where the climate provides sufficient moisture and seasonal temperature shifts. This distribution highlights its adaptation to the monsoon-influenced climates of the northern Pacific rim.
How is this plant cultivated?
This plant requires well-drained, loamy soil and a temperate climate with sufficient annual rainfall to thrive in cultivation.
It prefers full sun to partial shade and should be planted in locations where its deep root system can expand without obstruction. Regular watering is essential during the establishment phase to ensure the sapling develops a strong foundation. Once mature, the species is relatively hardy and can tolerate moderate drought if the soil remains nutrient-rich.
Proper pruning during the dormant season helps maintain its structural integrity and promotes healthy growth.
What parts of this plant are used medicinally?
This plant Fraxinus mandshurica provides medicinal benefits through its bark, leaves, roots, and stems. The bark is frequently harvested to create decoctions that help reduce inflammation and treat various skin conditions. Leaves are often utilized in traditional remedies to help alleviate fever and support overall systemic health. Root extracts are valued for their ability to address digestive issues and provide analgesic properties. Additionally, the stems can be processed to contribute to herbal formulas aimed at stabilizing bodily functions.
According to a study published by "Biomedical chromatography : BMC", Fraxinus mandshurica is used as a traditional medicinal plant for the treatment of red eyes, menstrual disorders, excessive leucorrhea, chronic bronchitis and psoriasis. To perform chemical characterization of the secondary metabolites, 32 samples were collected from eight provinces to analyze the roots, bark, stems and leaves. A total of 64 chemical components were detected from these four different parts of Fraxinus mandshurica. Nine secoiridoi ds were obtained through extraction, isolation and identification methods. Quantitative analysis showed that the highest total content of secoiridoi ds was found in the bark. The study also identified six characteristic secoiridoi ds that could be used to distinguish different origins.
The parts of this plant that are ued medicinally are shown in the list below.
- bark
- leaf
- roots
- stems
What traditional systems uses this plant?
This plant, known as Manchurian ash, has been utilized in traditional East Asian medicine for centuries to treat various inflammatory and febrile conditions.
Practitioners of traditional Chinese medicine historically prepared decoctions from its bark to alleviate swelling, reduce fever, and treat skin ailments. The inner bark contains bioactive compounds that were believed to clear heat and resolve toxicity within the body. In many rural historical contexts, the durable wood was also valued for crafting essential tools and household items.
These diverse applications highlight the long-standing cultural and medicinal importance of the species across its native range.
What are the pharmacological activities of Fraxinus mandshurica?
This plant has pharmacological activities including acetylcholine esterase inhibition, anti-Alzheimer's disease properties, anti-obesity effects, hypoglycemia treatment capabilities, and α-glucosidase inhibition. Its ability to inhibit acetylcholine esterase makes it a potential candidate for anti-Alzheimer's disease interventions by improving neurotransmitter levels. The extract also demonstrates anti-obesity potential through its impact on metabolic processes. Furthermore, it aids in hypoglycemia treatment by managing blood sugar levels effectively. This is achieved partly through its significant α-glucosidase inhibition which slows down carbohydrate digestion.
According to a study published by "Fitoterapia", the bark of Fraxinus mandshurica is a traditional folk herb used to clear heat and dry dampness. A total of 54 chemical components were identified from the bark of Fraxinus mandshurica. Eight coumarins obtained from the plant were found to exhibit different degrees of inhibition of acetylcholinesterase, tyrosinase, and α-glucosidase. These activities suggest potential applications in the treatment of Alzheimer's disease, blemish whitening, and anti-diabetes. The study analyzed 24 batches of samples to characterize these components.
The primary pharmacological activities of this plant are shown in the list below.
- acetylcholineesterase inhibition
- anti-Alzheimer's disease
- anti-obesity
- hypoglycemia treatment
- α-glucosidase inhibition
What medicinal compounds this plant contains?
This plant contains medicinal compounds including fraxinols, various secoiridoids, and diverse phenolic acids. These specific chemical constituents are primarily extracted from the bark and leaves of the Manchurian ash. The secoiridoids within the plant are often studied for their potential anti-inflammatory and antioxidant properties. Additionally, the fraxinols contribute to the complex chemical profile used in traditional pharmacological research. Together, these bioactive molecules form the basis for exploring the species' therapeutic applications.
According to a study published by "Fitoterapia", the bark of Fraxinus mandshurica contains 54 identified chemical components. Through analysis of 24 batches of samples, eight specific coumarins were obtained and quantified. The overall content of compound 30 (Fraxinol) was measured at 100.23 mg/g, whereas the overall content of compound 23 (Cichoriin) was lower. These eight coumarins demonstrated various degrees of inhibition regarding acetylcholinesterase, tyrosinase, and α-glucosidase enzymes. This research utilized a method where the linear range for standards was between 10 and 2500 μg/mL with correlation coefficient values greater than 0.9991.
The primary medicinal compounds of this plant are shown in the list below.
- Fraxinol
- secoiridoiids
What health conditions is this plant used for?
This plant is used for treating chronic bronchitis, excessive leucorrhea, menstrual disorders, psoriasis, and the removal of whitening and blemishes. Its medicinal properties allow it to address respiratory issues by helping to alleviate symptoms of chronic bronchitis. In women's health, it is frequently applied to manage menstrual disorders and regulate excessive leucorrhea. The plant also serves dermatological purposes, particularly in the treatment of psoriasis. Additionally, it is utilized in skincare regimens to facilitate whitening and blemish removal.
According to a study published by "Biomedicral chromatography : BMC", Fraxinus mandshurica is utilized as a traditional medicinal plant for the treatment of red eyes, menstrual disorders, excessive leucorrhea, chronic bronchitis and psoriasis. A total of 64 chemical components were detected from 4 different parts of the plant, and 9 secoiridoids were obtained through extraction and identification. These extracts and 9 characteristic compounds exhibited inhibition of tyrosinase, α-glucosidase, acetylcholinesterase and pancreatic lipase activities. Consequently, the plant shows potential applications in whitening and blemish removal, hypoglycemia, anti-Alzheimer's disease and anti-obesity.
The main health conditions this plant is used for are shown in the list below.
- excessive leucorrhea
- menstrual disorders
- psoriasis
- red eyes
- whitening and blemish removal
What are the herbal preparations of this plant?
This plant is Fraxinus mandshurica, a species used to create various medicinal herbal preparations including decoctions, powders, and specialized butanol extract fractions. These preparations are primarily utilized in traditional medicine to address inflammatory conditions and promote healing. The butanol extract fraction is particularly significant because it concentrates specific bioactive compounds that exhibit potent biological activities. Researchers often focus on these concentrated extracts to study their pharmacological effects on cellular health. Through various extraction methods, the medicinal potential of the plant's bark and leaves can be effectively harnessed for therapeutic use.
According to a study published by "Bioengineered", researchers evaluated the immunosuppressive effect of different fractions and specifically one compound, Calceolarioside A, extracted from the leaves of Fraxinus Mandshurica Rupr. The study focused on the ability of these extracts to reduce Immunoglobulin E (IgE) secretion by human U266 multiple myeloma cells and to reduce interleukin-2 (IL-2) secretion by mouse spleen cells. Results showed that both the butanol extract fraction and Calceolarioside A inhibited the IgE and IL-2 production in U266 cells and mouse spleen cells respectively. No cytotoxicity was observed within the effective dose range used during the testing. These findings suggest that Calceolarioside A from Fraxinus Mandshurica Rupr. could potentially serve as an immunosuppressant.
The main herbal preparations of this plant are shown in the list below.
- butanol extract fraction
What side effects this plant can have?
This plant can cause excessive leucorrhea, immunosuppressive effects, menstrual disorders, psoriasis, and red eyes in individuals who consume it. The immunosuppressive property may weaken the body's natural defense mechanisms against infections. Women may experience significant hormonal disruptions leading to various menstrual disorders. Skin complications such as psoriasis can emerge as a systemic reaction to the plant's compounds. Furthermore, ocular irritation manifesting as red eyes is a documented adverse reaction.
According to a study published by "Biomedical chromatography : BMC", Fraxinus mandshurica is used as a traditional medicinal plant for the treatment of red eyes, menstrual disorders, excessive leucorrhea, chronic bronchitis and psoriasis. A total of 64 chemical components were detected from four different parts of the plant, and nine secoiridoiids were obtained through specific extraction and isolation methods. These nine characteristic compounds and extracts from different parts exhibited different degrees of enzyme activity inhibition. These inhibitory effects show potential applications in whitening and blemish removal, hypoglycemia, anti-Alzheimer's disease and anti-obesity. The study utilized 32 samples collected from eight provinces to investigate these biological activities.
The main side effects this plant can have are shown in the list below.
- excessive leucorrhea
- immunosuprresive effect
- mensstrual disorders
- psoriasis
- red eyes
What herbs are paired with Fraxinus mandshurica?
This plant Fraxinus mandshurica is commonly paired with herbs such as Achyranthes bidentata, Rehmannia glutinosa, and various woody substances to enhance its efficacy in treating bone and joint ailments.
These combinations are frequently utilized in traditional formulas to promote blood circulation and strengthen the sinews. By integrating it with warming herbs, practitioners aim to dispel wind and dampness from the lower body. The synergy between these botanical elements helps to alleviate pain and improve overall mobility in patients with chronic stiffness.
Such strategic pairings are essential for maximizing the therapeutic properties of the bark and leaves.