Centella asiatica
Centella asiatica · Accepted scientific name
Scientific literature: Sparse (96 studies) · ★★☆☆☆
Centella asiatica is a versatile medicinal plant known for its remarkable therapeutic potential across various biological conditions. Utilizing parts such as the leaf, root, stem, and flower, researchers derive potent aqueous and ethanol extracts for medicinal use. The plant's efficacy is driven by key chemical compounds, including asiatic acid, asiaticoside, madecassoside, and madecassic acid. These bioactive constituents provide significant antioxidant, neuroprotective, antibacterial, and antimicrobial activities. Consequently, it is widely studied for its ability to aid wound healing, combat oxidative stress, and support memory in conditions like Alzheimer's disease.
- Synonyms
- Trisanthus Cochinchinensis · Chondrocarpus Triflorus · 29 more
- Common names
- Not available
- Family
- Apiaceae
- Distribution
- Not available
- Plant Parts
- Leaf · Root
Classification
Common Names
Centella asiatica is a versatile herb known by a wide variety of regional names across the globe. It is frequently referred to as Asian Pennywort or Asiatic pennywort in many English-speaking botanical circles. In certain local contexts, you may encounter it called Antanan or Asiya sentellası. Those familiar with Southeast Asian cuisine and wellness might also recognize it as the popular Bua bok. Regardless of the name used, this plant remains a highly recognized specimen in traditional herbalism.
Sources: Catalogue of Life (COL)
Synonyms
Centella asiatica is a taxonomically diverse plant that is frequently identified through various botanical synonyms. Researchers often encounter different classifications, such as Centella asiatica f. crispata and Centella asiatica var. cristata, when studying its different forms. The plant is also recognized under the names Centella asiatica var. boninensis and Centella boninensis, reflecting its regional variations. Furthermore, the designation Centella asiatica var. crispata is commonly used to describe specific morphological characteristics. Understanding these overlapping relationships is essential for accurate botanical identification and scientific study.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Centella asiatica is a distinctive member of the kingdom Plantae that thrives in diverse environments. Within this vast biological realm, the plant is classified under the class Equisetopsida. It belongs to the order Apiales, showcasing its specific evolutionary placement. Furthermore, it is situated within the family Apiaceae, a group known for various aromatic herbs. Ultimately, this species is defined by its unique identity within the genus Centella.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Apiales |
| Family | Apiaceae |
| Genus | Centella |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Centella asiatica exhibits a diverse geographic range that spans several key regions across the African continent. In East Tropical Africa, the species is widely distributed throughout Kenya, Tanzania, and Uganda. Its reach extends beyond the mainland to include the island territories of Macaronesia, specifically within Cape Verde. Additionally, the plant can be found in more remote locations like Ascension in the Middle Atlantic Ocean. This wide distribution highlights the plant's ability to thrive in varied African and Atlantic environments.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Centella asiatica is a distinctive herb characterized by its self-supporting growth form. This plant typically maintains a modest stature, reaching a maximum height of only 0.4 meters. Depending on its environment, the vegetation can vary significantly in size. Most specimens tend to stay within a range starting from a minimum of 0.05 meters. However, many healthy instances commonly establish a more consistent minimum height of 0.25 meters.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Centella asiatica is a versatile medicinal plant recognized for its diverse range of therapeutic biological activities. Research highlights its potent antioxidant properties, which help combat oxidative stress and protect cells from damage. The plant also demonstrates significant neuroprotective effects, showing promise in mitigating neurotoxicity and cognitive impairment. Furthermore, its antimicrobial and antibacterial capabilities make it an effective agent against various pathogenic bacteria and biofilms. Finally, studies have identified its anticancer potential, as specific compounds can inhibit cancer cell proliferation and help overcome drug resistance.
Compounds
Centella asiatica is a highly valued medicinal plant recognized for its rich profile of bioactive compounds. Scientific analyses have confirmed that the plant contains key triterpenoids, specifically asiatic acid, asiaticoside, madecassoside, and madecassic acid. In addition to these triterpenoids, the plant is also a significant source of flavonoids, which contribute to its diverse pharmacological properties. These various constituents work together to provide the plant with its celebrated antioxidant, anti-inflammatory, and neuroprotective effects. Consequently, the presence of these specific chemical relationships makes the plant a vital subject for ongoing drug development and therapeutic research.
Conditions
Centella asiatica treats wound healing by utilizing its bioactive compounds to orchestrate immune responses and facilitate the recovery of both chronic and diabetic wounds. This medicinal plant also treats Alzheimer's disease by providing neuroprotective effects that can enhance memory and protect neurons against lesions. Its ability to treat oxidative stress is demonstrated through its capacity to scavenge free radicals and activate antioxidant signaling pathways like Nrf2. Furthermore, Centella asiatica treats anti-inflammatory conditions by inhibiting pro-inflammatory cytokines and reducing immune cell infiltration in various tissues. Finally, Centella asiatica treats depression by increasing the levels of monoamine neurotransmitters and modulating the hypothalamic-pituitary-adrenal axis.
Preparations
Centella asiatica is prepared as extract in various studies to explore its therapeutic potential in wound healing and neuroprotection. Researchers utilize Centella asiatica prepared as extracts, specifically mentioning ethanol extracts, to investigate its ability to ameliorate biochemical damages in Parkinson's models. The plant is also prepared as aqueous extract to evaluate its efficacy in preventing cognitive deficits and oxidative stress in animal models of Alzheimer's disease. Additionally, Centella asiatica is prepared as water extract, often referred to as CAW, to demonstrate improvements in cognitive ability and mitochondrial response pathways. Various studies further highlight that Centella asiatica is prepared as ethanol extracts to assess its phytochemical content and antimicrobial activity against pathogenic bacteria.
Parts used
Centella asiatica is a highly valued medicinal plant that utilizes various biological structures to produce its therapeutic compounds. Scientific research highlights the importance of the leaf, which is frequently used in extracts to treat neurodegenerative disorders and combat pathogenic bacteria. The plant's stem and root also play vital roles, with the roots being specifically targeted in metabolic engineering studies to enhance the production of centelloside metabolites. Furthermore, genetic studies indicate that essential mRNA for saponin biosynthesis accumulates in all major tissues, including the flowers. Together, these diverse plant parts contribute to the overall medicinal efficacy and complex biosynthetic pathways of the species.