Lotus corniculatus
Lotus corniculatus · Accepted scientific name
Scientific literature: Very Sparse (1 studies) · ★☆☆☆☆
Lotus corniculatus is a versatile botanical species known for its rich concentration of bioactive compounds such as condensed tannins, proanthocyanidins, and various tannins. Research into its root properties has highlighted significant medicinal potential, particularly through the use of ethyl acetate (EA) extracts. These chemical constituents contribute to the plant's notable antioxidant and antiviral activities. When integrated into a specific diet or used in medicinal preparations, the plant may offer relief for conditions such as eczema and hemorrhoids. Furthermore, studies suggest its effectiveness can be influenced by environmental factors like ammonia levels.
- Synonyms
- Not available
- Common names
- Not available
- Family
- Fabaceae
- Distribution
- Asia-Temperate
- Plant Parts
- Root
Classification
Common Names
Lotus corniculatus is a resilient plant recognized by a diverse array of regional and traditional names. In certain areas, it is widely known by the common name Birdsfoot, which describes its distinctive seed pods. Depending on the local dialect or historical record, it also goes by names such as Almindelig kællingetand and Basged Bysgota. Some variations in spelling and pronunciation have even led to it being called Bacwn ac Wy or Bacwn ac Wyau. These linguistic variations highlight the plant's widespread presence across different cultures and landscapes.
Sources: Catalogue of Life (COL)
Taxonomy
Lotus corniculatus is a fascinating botanical specimen that belongs to the kingdom Plantae. Within this vast kingdom, the plant is classified under the class Equisetopsida. It further resides in the order Fabales, showcasing its specific evolutionary lineage. As a member of the genus Lotus, it displays characteristic traits unique to its group. Finally, this species is a prominent representative of the family Fabaceae, connecting it to a diverse array of legumes.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Lotus |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Lotus corniculatus exhibits a diverse geographical distribution across several key regions of the African continent. In East Tropical Africa, this plant can be found flourishing within the landscapes of both Kenya and Tanzania. Its presence also extends to the Atlantic islands of Macaronesia, where it inhabits unique island ecosystems. Specifically, the species is established in the Azores, the Canary Islands, and Madeira. This wide range highlights the plant's ability to adapt to varied environments ranging from mainland Africa to remote volcanic archipelagos.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Lotus corniculatus is a distinctive herb characterized by its sturdy, self-supporting growth form. This resilient plant displays a significant range in stature depending on its environment. While it can sometimes be found as low as 0.03 m or 0.42725 m, it possesses the potential for much more substantial development. At its peak, the species can reach a maximum height of approximately 1 m. Such variability makes it a versatile component of its natural habitat.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Lotus corniculatus is a significant medicinal herb utilized extensively in traditional Chinese medicine to treat various ailments. Recent pharmacological research has highlighted that the flavonoids found within this plant possess remarkable biological properties. Specifically, compounds such as (-)-vestitol have been shown to exhibit potent antiviral, anticancer, and anti-inflammatory activities. Despite this potential, the practical application of these substances is often hindered by their low natural concentration and the complexities of chemical synthesis. Understanding the catalytic mechanisms behind their biosynthesis offers a promising way to enhance these active components for modern medical use.
Compounds
Lotus corniculatus is a versatile forage legume known to contain significant levels of condensed tannins, which play a critical role in modulating rumen microbial populations and nitrogen metabolism in livestock. These tannins contribute to improved nutritional outcomes by reducing the degradation of plant protein in the rumen and increasing the flow of nitrogen to the intestine. Beyond tannins, the plant is rich in bioactive flavonoids, such as vestitol, which have demonstrated antiviral, anticancer, and anti-inflammatory properties in pharmacological studies. Research also highlights the presence of proanthocyanidins (PAs) within the leaves, a trait regulated by specific master genes like LcMYB5. Together, these complex chemical relationships make the plant a subject of intense interest for both animal nutrition and traditional medicinal applications.
Conditions
Lotus corniculatus treats ammonia by reducing the ammonia pool size and concentration in the rumen of sheep. The presence of condensed tannins in Lotus corniculatus treats the populations of Butyrivibrio fibrisolvens C211a, Clostridium proteoclasticum B316T, and Eubacterium sp. C12b by significantly decreasing their in vivo numbers. Additionally, the condensed tannins within the plant treat the irreversible loss (IRL) of plasma cystine by greatly increasing its rate. These various interactions demonstrate how the plant's chemical composition actively modifies both microbial populations and nitrogen metabolism.
Preparations
Lotus corniculatus is prepared as fresh Lotus corniculatus to study the effects of condensed tannins on sheep metabolism. It is also prepared as a Lotus corniculatus diet and a general diet to examine changes in rumen bacterial populations and nitrogen metabolism. In laboratory investigations, the plant is prepared as an ethyl acetate (EA) extract to evaluate its anti-amylase activity and apoptotic effects on cancer cells. Additionally, Lotus corniculatus is prepared as a methanol (MeOH) extract to analyze its total flavonoid capacity and its ability to inhibit cell migration.
Parts used
Lotus corniculatus is a Chinese medicinal herb that holds significant value in traditional medicine. Specifically, the roots of this plant are utilized to treat various conditions, including fever, eczema, and hemorrhoids. Recent pharmacological research has highlighted that the flavonoids found within the plant exhibit potent antiviral, anticancer, and anti-inflammatory properties. To improve the production of these active substances, scientists are currently investigating the catalytic mechanism of pterocarpan reductase. Understanding these biosynthetic pathways provides a crucial foundation for enhancing the medicinal applications of the plant in modern medicine.