Commelina africana
Commelina africana · Accepted scientific name
Scientific literature: Very Sparse (3 studies) · ★☆☆☆☆
Commelina africana is a botanical species valued for its significant medicinal properties, particularly through the use of its leaves. Research indicates that aqueous and acetone extracts of these leaves possess potent antibacterial and antioxidant activities. These biological effects are driven by a rich chemical profile containing flavonoids, saponins, tannins, and terpenoids. The plant has shown promise in combating pathogens such as Escherichia coli and Pseudomonas aeruginosa. Furthermore, its application in traditional medicine is noted for aiding childbirth by promoting uterine contraction.
- Synonyms
- Hedwigia Africana · Dirtea Africana · 1 more
- Common names
- Not available
- Family
- Commelinaceae
- Distribution
- Northern America
- Plant Parts
- Leaf
Classification
Common Names
Commelina africana is a distinctive plant widely recognized by several different regional and descriptive names. In many English-speaking areas, it is commonly referred to as the African Yellow Dayflower. It also carries the name Geel-commelina, reflecting its specific botanical characteristics. Depending on the local language and culture, it may be called the Geeleendagsblom or the Makgobe. Furthermore, the species is known in French-speaking regions as Herbe d'eau à fleurs jaunes.
Sources: Catalogue of Life (COL)
Synonyms
Commelina africana is a botanical species that is frequently identified by several different scientific names. Within various taxonomic records, it is recognized by the synonym Dirtea africana. Researchers also document this plant under the name Hedwigia africana to reflect different historical classifications. Furthermore, the name Stickmannia africana serves as another valid synonym for the species. Understanding these diverse nomenclatures is essential for accurate identification in botanical studies.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Commelina africana is a distinctive species that belongs to the vast kingdom Plantae. Within this biological kingdom, it is classified under the class Equisetopsida. The plant is further organized into the specific order Commelinales. Moving down the taxonomic hierarchy, it falls under the family Commelinaceae. Finally, this species is identified as a member of the genus Commelina.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Commelinales |
| Family | Commelinaceae |
| Genus | Commelina |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Commelina africana is a plant species with a widespread presence across the African continent. Its distribution is particularly prominent throughout East Tropical Africa, including countries such as Kenya, Tanzania, and Uganda. Beyond these eastern regions, the species can also be found in Northeast Tropical Africa, specifically within Djibouti. Interestingly, its range extends even further west to the Macaronesia region, encompassing Cape Verde. This broad geographic footprint highlights the remarkable adaptability of the species across diverse African environments.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Commelina africana is a versatile herb characterized by its self-supporting growth form. This plant exhibits a significant range in size, depending heavily on its specific environmental conditions. While some specimens may stay quite small at a minimum height of 0.05 meters, others grow more robustly. Typically, the plant reaches a more substantial stature of at least 0.5 meters during its peak development. Ultimately, the height of this species can reach a maximum of approximately 0.91 meters.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Commelina africana holds significant medicinal potential as an indigenous plant used by the Bapedi community in South Africa. Scientific investigations into its leaves have confirmed that this species possesses notable antibacterial activity against pathogens such as Escherichia coli and Pseudomonas aeruginosa. Furthermore, the plant exhibits antioxidant properties, contributing to its value as a source of bioactive compounds. These biological activities are supported by the presence of various phytoconstituents, including terpenoids, flavonoids, tannins, and saponins. Consequently, Commelina africana represents a promising candidate for the isolation of natural agents for use in the pharmaceutical industry.
Compounds
Conditions
Commelina africana exhibits significant antibacterial activity by treating infections caused by Escherichia coli and Pseudomonas aeruginosa. In the context of Nigerian ethnomedicine, the plant is used to facilitate childbirth and reduce associated pain. Research confirms its uterotonic properties, as it induces uterine contraction in human myometrial smooth muscle cells. Furthermore, the plant's ability to stimulate strong and frequent uterine contractions makes it effective for inducing abortion in certain traditional practices. These diverse medicinal applications highlight the plant's potent biological effects on both bacterial pathogens and reproductive tissues.
Preparations
Commelina africana is prepared as aqueous extracts to study its ability to induce significant sustained increases in human myometrial smooth muscle cell contractility. This plant is also prepared as acetone extracts to assess its antibacterial interactions and efficacy against specific pathogens like P. aeruginosa. Various extracts of Commelina africana are utilized in research to evaluate their uterine contractile properties and potential as uterotonic drug leads. Additionally, the leaves of Commelina africana are specifically prepared to investigate their antibacterial and antioxidant activities. These diverse preparation methods highlight the plant's multifaceted medicinal applications in both traditional and pharmacological contexts.
Parts used
Commelina africana is an indigenous medicinal plant studied for its potential therapeutic properties within the Limpopo Province. Specifically, researchers focused on evaluating the antibacterial and antioxidant activities found within the leaf of this species. The scientific assessment revealed that the plant contains various important phytoconstituents, including terpenoids, flavonoids, tannins, and saponins. Results from the microbroth dilution assay demonstrated that extracts from the leaves possess high antibacterial activity against pathogens like Escherichia coli. Consequently, these findings suggest that the plant holds significant promise for the isolation of bioactive compounds for pharmaceutical use.