Bergenia purpurascens
What's the taxonomical classification of Bergenia purpurascens?
Bergenia purpurascens belongs to the kingdom Plantae and is classified under the phylum Streptophyta. Within this group, it is categorized under the class Equisetopsida and the subclass Magnoliidae. Its taxonomic journey continues through the order Saxifragales and the family Saxifragaceae. Finally, the plant is identified within the genus Bergenia, specifically as the species purpurascens.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Saxifragales |
| Family | Saxifragaceae |
| Genus | Bergenia |
| Species | purpurascens |
What are the morphological characteristics of this plant?
Bergenia purpurascens has large, leathery, evergreen leaves that are broadly ovate to elliptical in shape and possess serrated margins. These thick leaves often develop a striking deep red or purplish hue during the winter months. The plant features thick, creeping rhizomes that anchor it to the ground and allow for spreading. From these rhizomes, upright flowering stalks emerge to bear clusters of pink to rose-colored flowers. Each blossom consists of five petals and is held atop a sturdy, leafless stem.
What is the geographical distribution of this plant?
This plant is native to the mountainous regions of central and western China, specifically inhabiting the provinces of Sichuan, Yunnan, and Guizhou. It grows predominantly in high-altitude environments ranging from temperate forests to alpine meadows. These populations are often found in moist, shaded areas near rocky crevices or along forest edges. The species thrives in specific microclimates characterized by cool temperatures and significant seasonal moisture. This localized distribution makes it a specialized component of its native montane ecosystem.
How is this plant cultivated?
This plant grows best in moist, humus-rich soil within partial to full shade and requires well-draining conditions to prevent root rot.
It is a hardy perennial that thrives in temperate climates and can tolerate significant frost. Propagation is most effectively achieved through the division of its thick rhizomes during the spring or autumn months. Once established, the large, leathery leaves provide consistent ground cover throughout the growing season.
Flowering occurs in early spring, producing clusters of pink or purple blooms that attract pollinators.
What parts of this plant are used medicinally?
This plant Bergenia purpurascens utilizes its leaves, rhizomes, roots, and stems for various medicinal purposes. The thick, leathery leaves are often harvested for their high concentration of tannins used in traditional remedies. Beneath the surface, the fleshy rhizomes and roots serve as primary sources for extracting bioactive compounds. These underground structures are frequently prepared as decoctions to treat digestive issues or inflammation. Even the stems contribute to the plant's medicinal profile through their chemical properties.
According to a study published by "Natural product research", the ethanolic extracts of the dried leaves of Bergenia purpurascens were chemically investigated. This investigation led to the isolation of a new aromatic glycoside, 1-O-β-D-glucopyranosyl-2-methoxy-3-hydroxyl-phenylethene (1), alongside 19 other known compounds (2-20). The in vitro anti-proliferative activities of compound 1 were evaluated against 5 human cancer cell lines. Compound 1 demonstrated potent effects with IC50 values of 14.36 ± 1.04 μM against T24 cells. Due to its ability to induce apoptosis in T24 cells through mitochondrial dysfunction and caspase-3 activation, compound 1 might be used as a potential antitumoour chemotherapy candidate.
The parts of this plant that are ued medicinally are shown in the list below.
- leaves
- rhizomes
- roots
- stems
What traditional systems uses this plant?
This plant Bergenia purpurascens has been utilized historically in Traditional Chinese Medicine to treat various ailments through its medicinal rhizomes. Practitioners have traditionally employed the plant to address digestive issues and promote wound healing due to its astringent properties. The high concentration of tannins in the plant serves as a key component in these ancient therapeutic applications. Beyond its use in Chinese practices, various regional folk medicines have also explored its potential for managing inflammatory conditions. These long-standing traditions highlight the plant's significant role in historical herbal pharmacology.
According to a study published by "Mitochondrial DNA. Part B, Resources", Bergania purpurascens is one species of traditional Chinese medicinal plant. The whole chloroplast genome of this species has 157,246 base pairs in length. This genome contains 132 annotated genes in total. Within these genes, there are 87 protein-coding genes, 37 tRNAs, and 8 rRNAs.
The hystorical systems that uses this plant are shown in the list below.
- Traditional Chinese Medicine
What are the pharmacological activities of Bergenia purpurascens?
This plant has anti-inflammatory, anti-melanogenesis, anti-proliferative, anti-tumour, and antibacterial pharmacological activities. Its chemical constituents work to inhibit the production of melanin, making it useful for skin lightening applications. The plant also demonstrates significant capacity to suppress the uncontrolled growth of cells, which supports its anti-proliferative and anti-tumour properties. Additionally, the presence of bioactive compounds provides a defense against various bacterial pathogens. These diverse biological effects suggest that Bergenia purpurascens holds great potential for pharmaceutical development.
According to a study published by "FASEB journal : official publication of the Federation of American Societies for Experimental Biology", Bergenia purpurascens contains the main active ingredient bergenin, which is used to treat Th17 cell-related diseases such as allergic airway inflammation and colitis. Bergenin attenuates Th17 cell differentiation by preferentially restraining fatty acid synthesis (FAS) rather than other metabolic pathways. This inhibition occurs through the downregulation of SREBP1 expression by restricting histone H3K27 acetylation in the SREBP1 promoter. Additionally, bergenin directly interacts with and results in the activation of SIRT1 to repress the Th17 cell response. These inhibitory effects on Th17 cell differentiation were verified in mice with dextran sulfate sodium-induced colitis.
The primary pharmacological activities of this plant are shown in the list below.
- anti-inflammatory
- anti-melanogenesis
- anti-proliferative
- anti-tumour
- antibacterial
What medicinal compounds this plant contains?
This plant contains the medicinal compounds bergenin, cuscutin, and gallic acid. Bergenin serves as a primary bioactive constituent known for its significant anti-inflammatory and antioxidant properties. The presence of cuscutin further contributes to the complex chemical profile used in traditional remedies. Additionally, the plant yields gallic acid which plays a vital role in its therapeutic functions. These diverse chemical substances work together to provide the various healing benefits associated with the species.
According to a study published by "FASEB journal : official publication of the Federation of American Societies for Experimental Biology", the main active ingredient of Bergenia purpurascens is bergenin. This medicinal plant has long been used in China to treat a variety of Th17 cell-related diseases, such as allergic airway inflammation and colitis. Bergenin attenuates Th17 cell differentiation by preferentially restraining fatty acid synthesis (FAS) rather than other metabolic pathways. The compound inhibits FAS by downregulating the expression of SREBP1 through the restriction of histone H3K27 acetylation in the SREBP1 promoter. Furthermore, bergenin directly interacts with SIRT1 to result in its activation. This inhibitory effect on Th17 cell response and its SIRT1 dependence were verified in mice with dextran sulfate sodium-induced colitis.
The primary medicinal compounds of this plant are shown in the list below.
- 1. Bergenin
- 2. Berginin
- 3. Bergenin
- 4. Cuscutin
- 5. Gallic acid
What health conditions is this plant used for?
This plant is used for treating colitis, cough, lithiasis, bacterial infections, and acting as a diuretic. Its natural astringent properties help soothe inflammation in the digestive tract, which is particularly beneficial for managing colitis. The plant also serves as an effective remedy for respiratory issues by helping to suppress a persistent cough. Additionally, its diuretic effects assist in the management of lithiasis by promoting the excretion of stones through the urinary system. Finally, its antimicrobial qualities make it useful in combating various bacterial infections.
According to a study published by "FASEB journal : official publication of the Federation of American Societies for Experimental Biology", Bergenia purpurascens is a medicinal plant that has long been used in China to treat a variety of Th17 cell-related diseases. These conditions include allergic airway inflammation and colitis. The main active ingredient, bergenin, attenuates Th17 cell differentiation by downregulating fatty acid synthesis. This effect was verified in mice with dextran sulfate sodium-induced colitis. Through the activation of SIRT1, bergenin represses the Th17 cell response.
The main health conditions this plant is used for are shown in the list below.
- colitis
- cough
- diuretic
- lithiasis
- bacterial infections
What are the herbal preparations of this plant?
This plant is utilized to create medicinal herbal preparations such as Bergenia purpurascens extract and various ethanolic extracts for therapeutic use. These preparations are primarily processed from the rhizomes to isolate bioactive compounds like tannins and phenolic acids. The ethanolic extracts are particularly valued for their ability to concentrate specific phytochemicals used in traditional medicine. Such preparations are often employed to support digestive health and provide anti-inflammatory benefits. Researchers continue to study these formulations to better understand their pharmacological potential in modern healthcare.
According to a study published by "Journal of ethnopharmacology", the roots and rhizomes of Bergenia purpurascens were historically used as a sunscreen to protect against ultraviolet rays in Tibet of China. Research showed that Bergenia purpurascens extract (BPE) inhibited UVB-induced mice injury and restored skin barrier function in vivo. In vitro studies using the alpha-melanocyte stimulating hormone-induced B16F10 murine melanoma cell line revealed that BPE and its bioactive compound, cuscutin, suppressed the overproduction of melanin. Specifically, cuscutin exhibited a better effect than the whitening agent alpha-arbutin when applied at the same 10 μg/mL concentration. Cuscutin also showed significant downregulation of expressions of TYR, TRP-1, TRP-2, and MITF in the melanogenic signaling pathway. Ultimately, B. purpurascens extract and cuscutin demonstrated potent anti-melanogenesis and skin-whitening effects by targeting TYR and TRP-2 proteins.
The main herbal preparations of this plant are shown in the list below.
- Bergenia purpurascens extract
- ethanolic extracts
What side effects this plant can have?
This plant can cause adverse health side effects such as gastrointestinal distress, nausea, vomiting, and abdominal pain when consumed in excessive amounts. The high concentration of tannins within its tissues often acts as an irritant to the digestive tract. If ingested improperly, individuals may experience significant stomach cramping or diarrhea. While many use it for traditional medicinal purposes, the potential for toxicity remains a concern for users. Monitoring the dosage is essential to avoid these unpleasant physiological reactions.
The main side effects this plant can have are shown in the list below.
What herbs are paired with Bergenia purpurascens?
This plant pairs exceptionally well with aromatic herbs like lavender, sage, and rosemary to create a visually striking and texturally diverse garden bed.
The large, leathery leaves of Bergenia purpurascens provide a sturdy backdrop that contrasts beautifully with the fine, silvery foliage of sage. When planted alongside lavender, the deep purple hues of the Bergenia leaves complement the soft blue tones of the flower spikes. These pairings also benefit from shared moisture requirements and similar sunlight preferences in woodland or edge garden settings.
Incorporating mint or thyme nearby can further enhance the sensory experience through varied scents and ground-covering habits.