Ligustrum robustum
What's the taxonomical classification of Ligustrum robustum?
Ligustrum robustum belongs to the kingdom Plantae and is classified within the phylum Streptophyta. As a member of the class Equisetopsida and the subclass Magnoliidae, it falls under the order Lamiales. This plant is a representative of the family Oleaceae and is further categorized into the genus Ligustrum, with its specific designation being the species robustum.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Lamiales |
| Family | Oleaceae |
| Genus | Ligustrum |
| Species | robustum |
What are the morphological characteristics of this plant?
Ligustrum robustum has an upright, woody shrub or small tree habit characterized by elliptic to oblong leaves that are opposite and leathery in texture. The foliage typically displays a glossy dark green surface with paler undersides and entire margins. During the flowering season, the plant produces dense, terminal panicles of small, white, tubular flowers that emit a strong fragrance. These inflorescences eventually give way to small, fleshy drupes that transition from green to a dark purple or black color when mature. The bark is generally smooth or finely fissured, providing a sturdy structure for the dense canopy.
What is the geographical distribution of this plant?
This plant is native to the tropical and subtropical regions of Southeast Asia, specifically found in countries such as Indonesia, Malaysia, and Thailand. It primarily inhabits low-altitude areas where the climate remains warm and humid throughout the year. Within these regions, the species often thrives in disturbed forest areas, coastal thickets, and along riverbanks. Its distribution is closely tied to moist soil conditions and consistent rainfall patterns characteristic of equatorial zones. Because it prefers these specific environmental niches, it is rarely found in temperate or arid climates.
How is this plant cultivated?
This plant requires well-draining soil and full sun to moderate shade to support its vigorous growth patterns.
It thrives in warm, subtropical climates where temperatures remain consistently mild throughout the year. Regular pruning is essential to maintain its shape and control its spreading habit in garden landscapes. Providing consistent moisture during the establishment phase helps ensure the root system develops strongly.
Once mature, the shrub is relatively drought-tolerant and serves as an effective privacy screen or hedge.
What parts of this plant are used medicinally?
This plant Ligustrum robustum utilizes its leaves for various medicinal applications in traditional healing practices. These foliage parts are often collected and processed to create decoctions or infusions used to treat different ailments. Practitioners frequently employ the leaf extracts to address inflammatory conditions and skin irritations. Some local traditions also use the crushed leaves topically to soothe wounds or minor infections. This specific part of the plant contains bioactive compounds that contribute to its therapeutic properties.
According to a study published by "Frontiers in pharmacology", the leaves of Ligustrum robustum, known as kudingcha, have long been used in China as an herbal tea for weight loss. The most abundant and major active component within these leaves is the water-soluble phenylpropanoid glycoside acteoside. To study its effects, researchers used a model where HepG2 cells were treated for 24 h with 50 μmol/L acteoside. An in silico screen of six compounds was conducted by docking them with 15 human protein targets, where 3 of the 15 targets were related to cardiovascular diseases. The study concluded that acteoside from Ligustrum robustum alters lipid metabolism and synthesis by regulating the expression of multiple genes.
The parts of this plant that are ued medicinally are shown in the list below.
- leaves
What traditional systems uses this plant?
This plant, known as Ligustrum robustum, has been utilized extensively within Chinese folk medicine to treat various ailments such as fever, coughs, and inflammation. Practitioners of these traditional systems often prepare decoctions from the leaves or bark to address digestive issues and skin conditions. Historical records indicate that the plant was valued for its purported cooling properties and its ability to clear heat from the body. Beyond medicinal applications, local communities have occasionally used different parts of the shrub for ceremonial or practical purposes in rural settings. These long-standing traditions highlight the significant role the species has played in regional herbal knowledge.
According to a study published by "Journal of ethnopharmacology", the leaves of Ligustrum robustum Blume were commonly used in Chinese folk medicine for the treatment of obesity and hyperlipidemia. The study investigated the effects of total phenylpropanoid glycosides from Ligustrum robustum Blume at three specific dosages of 0.3, 0.6, or 1.2g/kg. To evaluate these effects, mice were divided into 6 groups, including a positive control group receiving Orlistat at 0.12g/kg. Following 4 weeks of modeling and 5 weeks of therapy, the administration of these glycosides led to decreased body weight, fat mass, Lee's index, and total cholesterol levels. This research provides scientific evidence to support the traditional usage of the plant regarding obesity.
The hystorical systems that uses this plant are shown in the list below.
- Chinese folk medicine
What are the pharmacological activities of Ligustrum robustum?
This plant has antibacterial, antioxidant, anti-hyperlipidemia, hypolipidemic, and anti-obesities pharmacological activities. Its bioactive compounds work to neutralize free radicals, providing significant antioxidant protection to cellular structures. The plant also demonstrates potent antibacterial properties that help inhibit the growth of various pathogenic microorganisms. Furthermore, its ability to regulate lipid metabolism contributes to its effective anti-hyperlipidemia and hypolipidemic effects. These combined metabolic benefits also support its classification as an agent with anti-obesities potential.
According to a study published by "Journal of ethnopharmacology", Ligustrum robustum Blume (LR) was used in Chinese folk medicine to treat obesity and hyperlipidemia. Total phenylpropanoid glycosides from the plant (LRTPG) demonstrated anti-obesities effects at three dosages of 0.3, 0.6, or 1.2g/kg. In mice fed a fatty diet for 4 weeks and treated for 5 weeks, LRTPG caused a decrease in body weight, fat mass, Lee's index, total cholesterol (TC) level, and adipocyte area. The mechanism involved elevated mRNA and protein levels of adipose leptin, which decreased mRNA of adipose acyl coenzyme A: diacylglycerol acyltransferase (DGAT) and increased mRNA of hepatic cholesterol 7α-hydroxylase (CYP7A1). These actions led to the inhibition of triglyceride (TG) synthesis and the promotion of cholesterol catabolism.
The primary pharmacological activities of this plant are shown in the list below.
- anti-hyperlipidemia
- anti-obesities
- antibacterial
- antioxidant
- hypolipidemic
What medicinal compounds this plant contains?
This plant contains the medicinal compounds ligupurpuroside A, ligupurpuroside B, ligupurpuroside C, ligupurpuroside D, and ligurobustoside C. These specific chemical constituents are primary focus areas for researchers studying the pharmacological properties of Ligustrum robustum. The presence of these unique secoiridoids contributes to the plant's traditional use in various herbal remedies. Detailed biochemical analysis has been conducted to isolate these substances for further medicinal investigation. Understanding the structure of these compounds helps scientists evaluate their potential therapeutic benefits in modern medicine.
According to a study published by "Journal of natural products", a phytochemical investigation of the ethanol extract of the leaves of Ligustrum robustum led to the isolation of 13 glycosides. This investigation included 3 new glycosides, named ligurobustoside M (1), ligurobustoside N (2), and ligurobustoside O (3). The study also identified 10 known glycosides: osmanthuside B (4), osmanthuside B6 (5), acteoside (6), ligupurpuroside A (7), ligupurpuroside B (8), ligurobustoside C (9), ligurobustoside E (10), ligurobustoside I (11), cosmosiin (12), and rhoifolin (13). These compounds were monitored by a bioassay involving the hemolysis of red blood cells induced by 2,2'-azo-bis(2-amidinopropane) dihydrochloride. Notably, 7 of the glycosides demonstrated stronger antioxidant effects than the standard, trolox.
The primary medicinal compounds of this plant are shown in the list below.
- ligupurpuroside A
- ligupurpuroside B
- ligurobustoside C
- ligurobustoside E
- ligurobustoside I
What health conditions is this plant used for?
This plant is used for treating hyperlipidemia, which encompasses managing high total cholesterol, high plasma triglycerides, and high low-density lipoprotein cholesterol. These specific lipid imbalances are often addressed through the plant's bioactive properties. By targeting these markers, it helps prevent excessive lipid accumulation within the body's tissues. Such regulation is essential for maintaining overall cardiovascular health and metabolic stability.
According to a study published by "Journal of ethnopharmacology", the leaves of Ligustrum robustum Blume were commonly used in Chinese folk medicine for the treatment of obesity and hyperlipidemia. The study evaluated the anti-obesity effect of total phenylpropanoid glycosides from Ligustrum robustum Blume at three dosages of 0.3, 0.6, or 1.2g/kg. After 4 weeks of modeling and 5 weeks of therapy, the treatment showed effects such as decreased body weight, fat mass, Lee's index, and total cholesterol level. These anti-obesity effects were related to the up-regulation of leptin. This research provides scientific evidence supporting the traditional usage of the plant for obesity.
The main health conditions this plant is used for are shown in the list below.
- hyperlipidemia
- high total cholesterol
- high plasma triglycerides
- hepatic TG
- lipid accumulation
What are the herbal preparations of this plant?
This plant is Ligustrum robustum, which is utilized to create medicinal herbal preparations including aqueous extract and herbal tea. The aqueous extract is produced by soaking the plant parts in water to isolate specific bioactive compounds. People often consume the leaves or bark as a soothing herbal tea to harness its natural properties. These preparations are traditionally used to support various health functions in folk medicine. The method of preparation determines the concentration of the active constituents available for use.
According to a study published by "World journal of gastroenterology", Ligustrum robustum aqueous extract (LR) was investigated for its anti-obesity and antibacterial effects. LR treatment lowered adipose weight and decreased Lee's index, blood glucose, total cholesterol, and lipid in tested groups relative to control (P < 0.05). The extract affected the richness, diversity, and evenness of gut bacteria in high-fat diet-fed rats. Specifically, LR increased fecal Lactobacillus and decreased Enterococci (P < 0.05). These findings suggest that Ligustrum robustum may be a safe and effective food for weight loss and obesity control through the regulation of gut bacteria.
The main herbal preparations of this plant are shown in the list below.
- aqueous extract
- herbal tea
What side effects this plant can have?
This plant can cause hyperlipidemia, which is an abnormal increase in the level of lipids such as cholesterol and triglycerides in the blood. Consuming parts of Ligustrum robustum may disrupt the metabolic processes responsible for maintaining healthy fat levels in the human body. This disruption can lead to an elevated risk of cardiovascular issues due to the accumulation of fats in the bloodstream. Other potential complications include gastrointestinal distress or allergic reactions depending on the individual's sensitivity to its chemical compounds. Regular monitoring of lipid profiles is essential for anyone exposed to this species.
According to a study published by "Phytotherapy research : PTR", total phenylpropanoid glycosides extracted from Ligustrum robustum (LRTPG) effectively reduced plasma triglycerides, free fatty acid, total cholesterol, low-density lipoprotein cholesterol, and hepatic TG and total cholesterol in hamsters fed a high-fat diet. These effects were observed when LRTPG doses of 1.2 g/kg, 0.6 g/kg, and 0.3 g/kg were administered daily for 21 consecutive days. Additionally, the compounds acteoside, ligupurpuroside A, ligupurpuroside C, and ligupurpuroside D significantly inhibited lipid accumulation in HepG2 cells at a concentration of 50 μmol/L. The LRTPG prevented hyperlipidemia by increasing the levels of phospho-AMP-activated protein kinase and phospho-sterol regulatory element binding protein-1c in the liver. This mechanism further suppressed downstream lipogenic genes and increased the hydrolysis of circulating TG by up-regulating lipoprotein lipase activities.
The main side effects this plant can have are shown in the list below.
- hyperlipidemia
What herbs are paired with Ligustrum robustum?
This plant pairs most effectively with aromatic herbs like rosemary, lavender, and sage to complement its subtle, woody undertones.
The structural strength of Ligustrum robustum provides a perfect backdrop for the delicate fragrance of thyme or mint in a garden setting. When used in culinary or medicinal blends, its earthy profile balances the sharp acidity of lemon balm. Combining it with woody perennials helps create a cohesive scent profile that lingers in the air.
These pairings ensure that the plant's unique character is highlighted rather than overshadowed by stronger scents.