Fritillaria thunbergii
What's the taxonomical classification of Fritillaria thunbergii?
Fritillaria thunbergii belongs to the kingdom Plantae and is classified under the phylum Streptophyta. Within this lineage, it is situated in the class Equisetopsida and the subclass Magnoliidae. Moving down the taxonomic hierarchy, it falls under the order Liliales and is a member of the family Liliaceae. Finally, its specific classification is defined by the genus Fritillaria and the species thunbergii.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Liliales |
| Family | Liliaceae |
| Genus | Fritillaria |
| Species | thunbergii |
What are the morphological characteristics of this plant?
Friitillaria thunbergii has nodding, bell-shaped flowers that are typically dark purple or brownish-maroon in color and feature distinctive dark spots or blotches on the inner tepals. The plant produces several lanceolate to linear leaves that are arranged in a whorled pattern along the stem. Its bulb is relatively small and serves as the primary storage organ for the perennial herb. The stems are upright and can reach a moderate height depending on the growing conditions. Each flower hangs downward from a slender pedicel, which protects the reproductive organs from environmental elements.
What is the geographical distribution of this plant?
This plant is native to the mountainous regions of central and western China, specifically occurring in provinces such as Gansu, Qinghai, Sichuan, and Tibet. It typically inhabits high-altitude environments characterized by rocky slopes and alpine meadows. These specific habitats allow the species to thrive within distinct ecological niches found across the Qinghai-Tibetan Plateau. The distribution is often limited to specific elevations where soil moisture and temperature meet its biological requirements. Localized populations are frequently found in areas with well-drained, stony substrates.
How is this plant cultivated?
This plant thrives in well-drained, loamy soil that remains moist but not waterlogged, ideally situated in a location that receives full sun to partial shade.
Growers should plant the bulbs in early spring when the soil begins to warm to ensure vigorous root development. Maintaining consistent moisture throughout the growing season is essential, especially during the flowering period. Once the foliage begins to yellow in late summer, the plant should be watered less frequently to allow the bulbs to enter dormancy.
Proper drainage is critical to prevent bulb rot during the winter months.
What parts of this plant are used medicinally?
This plant utilizes the bulb as its primary medicinal component for treating various ailments. While the bulb contains the most concentrated active compounds, the roots and stem are sometimes processed for supplementary traditional uses. The leaves are typically not consumed but may be studied for their chemical properties. Seeds are also harvested in certain preparations to achieve specific therapeutic effects. Each of these plant parts contributes to the diverse applications of the species in herbal medicine.
According to a study published by "Environmental science and pollution research international", the Thunberg Friillary Bulb is one of the eight popular geo-authentic traditional Chinese medicines produced in Zhejiang Province. In the assessment of pesticide residual concentrations for the eight species, the exceeded ratio for this specific medicinal plant was 4/7. While no acute dietary intake health risks were found, the risks of total benzene hexachloride in the T. Friillary Bulb should be closely monitored. This study focused on assessing pesticide levels in crude and processing samples to promote the quality of medicinal materials.
The parts of this plant that are ued medicinally are shown in the list below.
- Bulb
- leaf
- seed
- stem
- roots
What traditional systems uses this plant?
This plant, known as Chuan Bei Mu in Traditional Chinese Medicine, has been historically used to treat respiratory ailments such as cough, phlegm, and asthma. Practitioners of this ancient medical system utilize the dried bulb to clear heat and moisten the lungs. It is often prescribed in herbal decoctions to relieve symptoms of lung inflammation and dryness. Historically, its efficacy has been relied upon for managing chronic chest congestion and acute bronchial issues. This botanical specimen remains a significant component in various classical formulas used throughout East Asia.
According to a study published by "Current HIV research", Fritillaria thunbergii is one of the most important medicinal plants which have been used in traditional Chinese medicinal sciences with anti-HIV properties. The information regarding such plants is gathered from randomized control experiments, review articles, and analytical studies and observations. These details are obtained from different literature sources, such as Scopus, Google Scholar, PubMed, and Science Direct from July 2000 to August 2023. This review article aims to survey and introduce important medicinal plants and herbs that have been used for the treatment of HIV. Research to date is limited, and more evidence is required to confirm the efficacy of traditional Chinese medicine.
The hystorical systems that uses this plant are shown in the list below.
- Traditional Chinese Medicine
What are the pharmacological activities of Fritillaria thunbergii?
This plant has pharmacological activities including anti-influenza A virus pneumonia, anti-pneumonia, antitussive, expectorant, and anti-HIV properties. The chemical constituents within the bulbs work to suppress viral replication and reduce lung inflammation. It serves as an effective treatment for respiratory ailments by calming coughs and helping to clear mucus from the airways. Research also indicates that its bioactive compounds may possess inhibitory effects against the human immunodeficiency virus. These diverse therapeutic applications make the species a significant subject in traditional and modern pharmacology.
According to a study published by "Journal of ethnopharmacology", Fritillaria thunbergii Miq. is one of 11 herbal medicines in the Qingjin Huatan decoction (QJHTT) formula. This formula has been used for more than 400 years in China for treating influenza A virus (IAV) pneumonia. The QJHTT containing Fritillaria thunbergii Miq. was shown to reduce lung viral load and modulate the expression of inflammation factors including TNF-α, IL-1β, IL-4, IL-6, IFN-γ, and IL17A. Analysis of the decoction identified 152 chemical components and 59 absorbed chemical prototype constituents in the serum of mice. The intervention effectively suppressed the peak of inflammatory responses to demonstrate a robust anti-IAV pneumonia effect.
The primary pharmacological activities of this plant are shown in the list below.
- anti-HIV
- anti-influenza A virus pneumonia
- anti-pneumonia
- antitussive
- expectorant
What medicinal compounds this plant contains?
This plant contains the medicinal alkaloids eduardine, isoverticine, verticine, zhebeinine, and zhebeirine. These specific chemical compounds are primarily classified as steroidal alkaloids found within the bulb of the species. Researchers study these substances because they exhibit various pharmacological activities in biological systems. The presence of these unique molecules contributes to the traditional medicinal uses of the plant. Understanding the concentration of these alkaloids helps in determining the therapeutic potential of the plant extract.
According to a study published by "Natural product research", the bulbs of Friillitaria thunbergii Miq. contain a new alkaloid named zhebeisine (1) along with four known compounds, eduardine (2), zhebeirine (3), isoverticine (4), and verticine (5). The new compound 1 features a veratramine skeleton with a rare 6/6/5/6/6/6 fused-ring system. This compound 1 represents the first reported veratramine-type alkaloid with a new oxazinane ring (ring-F) in the Friillitaria genus. In biological activity studies, compound 1 inhibited the cell proliferation of HT29 and DLD1 with IC50 values of 25.1 and 48.8 µM, respectively. Additionally, compound 1 induced apoptosis in those 2 cancer cell lines.
The primary medicinal compounds of this plant are shown in the list below.
- eduardine
- isoverticine
- verticine
- zhebeinine
- zhebeirine
What health conditions is this plant used for?
This plant is used for the treatment of cough, bronchitis, and pneumonia due to its potent medicinal properties. It functions as an effective antitussive to suppress irritating throat sensations. Additionally, the plant acts as an expectoration agent to help clear mucus from the respiratory tract. These combined actions provide comprehensive relief for various lower respiratory ailments.
According to a study published by "Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association", Fritillaria thunbergii Miq. is used to cure cough, inflammation, gastric ulcers, hypertension, diarrhea, and bronchitis. The bulbs of this plant display a wide range of bioactivities including anti-inflammatory, anticancer, antitussive, expectorant, anti-ulcer, antimicrobial, antioxidant, anti-thyroid, regulation of blood rheology, anti-diarrhea, neuroprotection, and analgesic effects. While 48 medicinal species of Fritillaria were described and 122 compounds were identified, only 72 chemical constituents were described with proper chemical and biological details. These medicinal applications highlight the importance of the bulbs for various therapeutic purposes.
The main health conditions this plant is used for are shown in the list below.
- cough
- bronchitis
- pneumonia
- tussis
- antitussive
What are the herbal preparations of this plant?
This plant is used to create medicinal preparations including Thunberg fritillary bulb extract, Toujie Quwen Granules, crude alkaloid, powder, and water extracts. These various forms are processed to harness the therapeutic properties of the bulbs for treating respiratory ailments. Practitioners often utilize crude alkaloid and specific powder formulations to standardize dosage for patient care. Water extracts serve as a traditional method for releasing active compounds during decoction. Additionally, Toujie Quwen Granules provide a modern, convenient delivery system for these botanical constituents.
According to a study published by "Yao xue xue bao = Acta pharmaceutica Sinica", the absorption of peimine and peiminine in Thunberg fritillary bulb extract was investigated in the duodenum, jejunum, ileum, and colon of rats. Research showed that the Ka and Papp values at pH 6.8 and pH 7.4 had a significant difference (P<0.01). As drug concentration increased, the absorption parameters of peimine and peiminine decreased, and the difference in Ka and Papp between low concentrations and middle concentrations was significant (P<0.01). Verapamil did not affect the Ka and Papp of peimine and peiminine within the extract (P> 0.05). While bitter almonds and licorice can significantly reduce the absorption of these components with the usual dose (P<0.01), extracting them separately or together showed no significant difference on Ka and Papp (P> 0.05).
The main herbal preparations of this plant are shown in the list below.
- Thunberg fritillary bulb extract
- Toujie Quwen Granules
- crude alkaloid
- powder
- water extracts
What side effects this plant can have?
This plant can cause adverse health effects including persistent cough, increased expectoration, and localized inflammation when consumed improperly. The presence of toxic alkaloids within the plant may irritate the respiratory tract and trigger coughing fits. This irritation often leads to excessive expectoration as the body attempts to clear the irritant from the lungs. Furthermore, improper dosage or preparation can result in systemic or mucosal inflammation throughout the digestive or respiratory systems. Such physiological responses necessitate extreme caution when considering the use of this species in medicinal contexts.
According to a study published by "Fitoterapia", the bulbs of species in the genus Fritillaria have been used for more than two thousand years to relieve cough and expectoration. These plants are currently used in clinical treatments for antitussive, expectoration, and anti-inflammatory purposes due to their extensive pharmacological activities. In the comparative pharmacological evaluation, the expectorant activity of F. anhuiensis was found to be comparable to that of F. thunbergii. This research utilized UHPLC-Q-Orbitrap-MS to analyze mass spectrometry data from six species of Fritillaria. A total of 153 compounds were identified across these six species of Fritillaria during the study.
The main side effects this plant can have are shown in the list below.
- cough
- expectoration
- inflammation
What herbs are paired with Fritillaria thunbergii?
This plant, Fritillaria thubergii, is most effectively paired with herbs like Panax ginseng, Radix Glehniae, and Fructus Loquat to mitigate lung dryness and soothe coughs.
These combinations are frequently used in traditional formulas to target respiratory ailments by balancing the cooling properties of the fritillary. Adding Radix Glehniae helps to moisten the lungs and regulate qi, while Panax ginseng provides a tonic effect to support overall vitality during illness. The inclusion of Loquat fruit further enhances the formula's ability to transform phlegm and relieve chest congestion.
Such specific herbal synergies ensure that the therapeutic actions are directed toward clearing heat and nourishing the pulmonary system.