Cirsium setosum
What's the taxonomical classification of Cirsium setosum?
Cirsium setosum belongs to the kingdom Plantae and is classified under the phylum Streptophyta. Within the class Equisetopsida and the subclass Magnoliidae, it is further organized into the order Asterales. This plant is a member of the family Asteraceae, and its specific taxonomic hierarchy is completed by its placement within the genus Cirsium and the species setosum.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Cirsium |
| Species | setosum |
What are the morphological characteristics of this plant?
Cirsium setosum has erect, unbranched stems that typically reach heights of 30 to 100 centimeters and are covered in stiff, bristly hairs. The leaves are deeply lobed or pinnatifid with prominent white-tomentose undersides that contrast against the green upper surfaces. At the apex of the stem, the plant produces solitary, discoid flower heads characterized by a dense arrangement of pink to purple tubular florets. Each flower head is surrounded by a series of involucral bracts that are often tipped with spreading, prickly spines. The overall structure is robust and fibrous, reflecting its adaptation to open, disturbed habitats.
What is the geographical distribution of this plant?
This plant is native to the western regions of North America, specifically spanning from the coastal areas of California through the mountain ranges of Oregon and Washington into British Columbia. It typically thrives in open habitats such as grasslands, chaparral, and montane meadows where sunlight is abundant. Populations are often found at various elevations, ranging from coastal lowlands to higher subalpine environments. Within these specific ecological zones, the species relies on well-drained soils and seasonal moisture patterns typical of a Mediterranean or temperate maritime climate. This distribution pattern ensures the plant occupies diverse niches across the Pacific Northwest and the West Coast.
How is this plant cultivated?
This plant, Cirsium setosum, thrives when grown in well-draining soil that remains moist but not waterlogged under full sun to partial shade conditions.
It requires consistent watering to prevent the soil from drying out completely during the peak growing season. Because it is a member of the thistle family, it can be quite aggressive and should be planted in a location where its spreading habit can be managed. Providing sufficient nutrients through organic compost will encourage the development of its characteristic bristly foliage and purple flower heads.
Regular monitoring for pests and competition from weeds is essential to maintain the health of the specimen.
What parts of this plant are used medicinally?
This plant Cirsium setosum is used medicinally through its aerial parts, which include the leaves, stems, and flowers. These above-ground structures are often prepared as decoctions or infusions to treat various ailments. Practitioners frequently utilize these components for their purported anti-inflammatory and antioxidant properties. The specific chemical constituents found within these aerial parts contribute to the plant's traditional therapeutic applications. This usage focuses on the accessible portions of the plant that grow above the soil surface.
According to a study published by "Yao xue xue bao = Acta pharmaceutica Sinica", the 70% ethanol extract of the aerial parts of Cirsium setosum was subjected to column chromatography to study its chemical constituents. One new phenylpropanoid glycoside, sinapyl alcohol 9-O-(E)-p-coumaroyl-4-O-beta-D-glucopyanoside (1), was isolated from the plant. The study also identified three known compounds, which include lycoperodine-1 (2), apiigenin-7-O-(6''-(E)-p-coumaroyl)-beta-D-galacto-pyranoside (3), and quercetin (4). Compound 2 was obtained from the Cirsium genus for the 1st time. Additionally, compounds 3 and 4 were obtained from this plant for the 1st time.
The parts of this plant that are ued medicinally are shown in the list below.
- aerial parts
What traditional systems uses this plant?
This plant, Cirsium setosum, is utilized within Traditional Chinese Medicine to treat various ailments including inflammation and digestive issues. Practitioners often rely on its herbal properties to manage systemic heat and promote blood circulation. Historical applications frequently involve decoctions made from the roots or leaves to address specific internal imbalances. Some regional traditions also suggest its use for topical applications to soothe skin irritations. These long-standing practices reflect a deep-rooted reliance on the botanical's medicinal profile.
According to a study published by "Analytical biochemistry", Cirsium setosum is one of 2 widely recognized medicinal crops used in Chinese herbal medicine. This plant is listed as an authentic herbal plant in the herbal pharmacopeia. In testing commercial Cirsium products, researchers found that 0% of the 20 samples contained Cirsium setosum. The study established a limit of detection of 50 pg for the authentication of this species using direct SYBR Green staining.
The hystorical systems that uses this plant are shown in the list below.
- Traditional Chinese Medicine
What are the pharmacological activities of Cirsium setosum?
This plant has antioxidant, anti-inflammatory, hemostatic, wound-healing, and TNF-α secretion inhibitory activities. Its ability to suppress the secretion of TNF-α directly contributes to its potent anti-inflammatory properties. The bioactive compounds within the species also serve as effective antioxidants by neutralizing free radicals. Furthermore, the plant demonstrates hemostatic capabilities that assist in controlling bleeding. These combined physiological effects ultimately promote efficient wound-healing processes in biological tissues.
According to a study published by "Chinese journal of natural medicines", the medicinal and edible plant Cirsium setosum contains four taraxasstane-type triterpenoids obtained from an active fraction of its petroleum ether-soluble extract. Among these, two new compounds, 22-oxo-20-taraxasten-3β, 30-diol (1) and 22α-hydroxy-20-taraxasten-30β, 30-triol (2), were identified through spectroscopic and CD data analysis. In a TNF-α secretion inhibitory activity assay, compound 1 and compound 2 exhibited activity with IC50 values of 2.6 μmol·L-1 and 3.8 μmol·L-1, respectively. Furthermore, these two compounds demonstrated moderately selective cytotoxicity against the A2780 human ovarian cancer cell line and the HCT-8 colon cancer cell line.
The primary pharmacological activities of this plant are shown in the list below.
- TNF-α secretion inhibitory activity
- anti-inflammatoty
- antioxidant
- hemostatic
- wound-healing
What medicinal compounds this plant contains?
This plant contains a diverse array of bioactive medicinal compounds including flavonoids, glycosides, polyphenols, and taraxastanne-type triterpenoids. These chemical constituents contribute significantly to the plant's pharmacological properties and therapeutic potential. Researchers often measure the total flavonoid content to assess the overall antioxidant capacity of the species. The presence of specific glycosides further enhances its medicinal profile by influencing metabolic pathways. Together, these various secondary metabolites define the complex chemical composition of Cirsium setosum.
According to a study published by "Mitochondrial DNA. Part B, Resources", the medicinal plant Cirsium setosum contains triterpenes, flavonoids, sterols, polyphenols, and glycosides as its main medicinal ingredients. The complete chloroplast genome of this species was assembled with a length of 152,405 bp. This genome consists of a large single-copy region of 83,385 bp and a small single-copy region of 18,632 bp, which are separated by a pair of 25,193 bp inverted repeat regions. It is predicted to contain 133 genes, which include 88 protein-coding genes, 37 tRNA genes, and 8 rRNA genes. The overall GC content of the genome is 37.7%.
The primary medicinal compounds of this plant are shown in the list below.
- flavonoids
- glycosides
- polyphenols
- taraxastane-type triterpenoids
- total flavonoid
What health conditions is this plant used for?
This plant is used for managing bleeding, coagulation-related diseases, coagulation-related disorders, hemorrhage, and wound healing. Its medicinal properties are specifically leveraged to stabilize blood flow and prevent excessive blood loss during medical emergencies. Practitioners utilize its components to address various coagulation-related disorders that interfere with normal physiological processes. Additionally, the plant serves as a natural aid for controlling hemorrhage in acute situations. These therapeutic qualities also make it a valuable resource for promoting efficient wound healing in damaged tissues.
According to a study published by "Phytochemical analysis : PCA", the Chinese Pharmacopoeia indicates the use of Cirsium setosum in the treatment of bleeding and inflammation. In C. setosum, only 1 flavonoid, linarin, was assignable with a concentration of 1.36-2.83%. The HPLC method used for analysis was validated for linearity, peak purity, and a limit of detection of <= 1.7 ng on-column. Furthermore, the method showed a repeatability of <= 2.3% and accuracy with recovery rates of spiked samples between 99.2 and 101.6%.
The main health conditions this plant is used for are shown in the list below.
- bleeding
- coagulation-related diseases
- coagulation-related disorders
- hemorrhage
- wound healing
What are the herbal preparations of this plant?
This plant is Cirsium setosum, a species used to create various medicinal herbal preparations including a potent 70% ethanol extract. This specific concentration of alcohol is often employed to ensure the maximum solubility of bioactive compounds like flavonoids and phenolic acids. These extracts are frequently utilized in pharmacological studies to investigate anti-inflammatory and antioxidant properties. Depending on the intended therapeutic use, the plant material may also be processed into decoctions or infusions. Researchers often focus on these concentrated forms to standardize the dosage of active constituents.
The main herbal preparations of this plant are shown in the list below.
- 70% ethanol extract
What side effects this plant can have?
This plant can cause adverse health effects such as internal bleeding and systemic inflammation in humans. Consuming parts of Cirsium setosum may trigger an immune response that leads to painful swelling or redness throughout the body. Certain compounds within the plant can interfere with natural blood clotting processes, increasing the risk of hemorrhage. These physiological reactions can become severe if the plant is ingested in large quantities or if an individual has a specific sensitivity. Monitoring for these symptoms is essential for anyone accidentally exposed to the species.
According to a study published by "Phytochemical analysis : PCA", the Chinese Pharmacopoeia indicates the use of Cirsium setosum in the treatment of bleeding and inflammation. In samples of C. setosum, only one flavonoid was assignable, which was linarin at a concentration of 1.36-2.83%. The HPLC method used for analysis was validated for a limit of detection of <= 1.7 ng on-column and a repeatability of <= 2.3%. Additionally, the accuracy of the method showed recovery rates of spiked samples between 99.2 and 101.6%.
The main side effects this plant can have are shown in the list below.
- bleeding
- inflammation
What herbs are paired with Cirsium setosum?
This plant Cirsium setosum pairs effectively with aromatic herbs like lavender, sage, and rosemary to create a balanced pollinator garden.
These woody perennials provide a structural contrast to the tall, bristly stems and soft purple flower heads of the thistle. Using sage alongside this species helps ground the visual texture while attracting diverse beneficial insects. Lavender offers a complementary scent profile that softens the more aggressive appearance of the foliage.
This combination ensures a continuous bloom cycle and a robust ecosystem for local wildlife.