Cycas revoluta
Cycas revoluta · Accepted scientific name
Scientific literature: Very Sparse (2 studies) · ★☆☆☆☆
Cycas revoluta is a distinctive plant species that has garnered scientific interest due to its diverse pharmacological potential. Research focusing on the leaf extract has demonstrated significant biological activities, including antidiabetic, antioxidant, and acetylcholinergic properties. The chemical profile of the plant is characterized by key constituents such as hexadecenoic acid, apigenin, and citric acid. Studies indicate that preparations using 60% ethanol provide the highest extract yield, making 60% ethanolic extracts a preferred method for study. Consequently, these leaf-derived preparations serve as a valuable subject for exploring the plant's complex chemical and therapeutic landscape.
- Synonyms
- Epicycas Miquelii · Cycas Aurea · 2 more
- Common names
- Not available
- Family
- Cycadaceae
- Distribution
- Not available
- Plant Parts
- Leaf
Classification
Common Names
Cycas revoluta is a versatile plant that is widely recognized by several distinct regional and descriptive names. In many parts of the world, it is commonly referred to as the Fern Palm or the Sago Palm due to its unique structural appearance. Culturally, it also carries the name ban shou, reflecting its significance in different botanical traditions. In other contexts, you may encounter it known as feng-wei-jiao-ye or simply as hichichi. Regardless of which name is used, this striking species remains a beloved staple in ornamental gardening.
Sources: Catalogue of Life (COL)
Synonyms
Cycas revoluta is a species that has been subject to various botanical reclassifications throughout its history. Taxonomists have frequently applied the synonym Cycas aurea to describe specific variations of this plant. Furthermore, the names Cycas miquelii and Cycas taitungensis have also been used to identify specimens within this group. In some scientific contexts, it has even been referred to under the genus Epicycas miquelii. Understanding these overlapping names is essential for accurate identification in botanical research.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Cycas revoluta belongs to the vast kingdom Plantae, representing a unique lineage of ancient botanical life. Within this expansive group, it is classified under the class Equisetopsida and the order Cycadales. Its specific evolutionary identity is further defined by its placement in the family Cycadaceae. Ultimately, this plant is a distinguished member of the genus Cycas. Through these biological layers, its complex taxonomic position is clearly revealed.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Cycadidae |
| Order | Cycadales |
| Family | Cycadaceae |
| Genus | Cycas |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Cycas revoluta is a versatile plant species with a remarkably wide geographical distribution spanning several continents. Its presence is noted across Africa and the Macaronesia region, including the Azores. The species also thrives throughout various parts of temperate Asia, specifically within China and its southeastern territories. Extensive populations can be found throughout Eastern Asia, ranging from the islands of Japan and Nansei-shoto to the shores of Taiwan. This broad range highlights the plant's ability to adapt to diverse ecological niches across the globe.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Cycas revoluta exhibits a distinctive tree-like growth form that allows it to stand as a sturdy, self-supporting plant in many landscapes. While its stature can vary depending on environmental conditions, it typically maintains a manageable size for garden enthusiasts. Most specimens reach a height of at least 1 meter, providing a compact yet tropical aesthetic. Some individuals may grow slightly larger, reaching a maximum height of 3 meters. Although some outliers might occasionally approach 3.5 meters, the plant generally remains a controlled feature of the garden.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Cycas revoluta leaf extracts have demonstrated significant therapeutic potential due to their dual biological activities. Research indicates that these leaves possess potent antioxidant properties, which are highly concentrated in specific ethanolic fractions. Furthermore, the plant exhibits promising antidiabetic activity through the inhibition of key enzymes such as $\alpha$-glucosidase and $\alpha$-amylase. Advanced metabolite profiling reveals that the presence of apigenin derivatives plays a crucial role in these medicinal benefits. Ultimately, these findings suggest that the plant serves as a rich natural pool of metabolites that could improve functional food applications for managing diabetes.
Compounds
Cycas revoluta serves as a rich natural reservoir of diverse metabolites that offer significant therapeutic potential. Detailed analysis through UHPLC-Q-TOF-MS/MS has identified several key compounds within its leaf extracts. Specifically, the plant contains apigenin derivatives, which contribute to its impressive antioxidant and antidiabetic properties. Furthermore, the chemical profile of the leaves includes hexadecenoic acid and citric acid. Together, these constituents work synergistically to support the plant's biological activities and enhance its functional value.
Conditions
Cycas revoluta leaf extracts demonstrate significant therapeutic potential by inhibiting α-amylase and α-glucosidase activities. These inhibitory properties suggest that the plant can be utilized in the development of dietary treatments for diabetes. However, the plant also presents serious neurological risks due to its inherent toxicity. Specifically, the medicinal or dietary use of neurotoxic cycad plants is linked to the etiology of parkinsonism-dementia and western Pacific amyotrophic lateral sclerosis.
Preparations
Cycas revoluta is prepared as a leaf extract to explore its antioxidant, α-glucosidase, and α-amylase inhibitory properties. During optimized fractionation, the plant is prepared as 60% ethanol, which provided the highest extract yield of 19.35±0.05a%. Furthermore, Cycas revoluta is prepared as 60% ethanolic extracts that demonstrate promising and statistically significant anti α-glucosidase activities. These specific preparations allow for the identification of key metabolites such as apigenin derivatives and citric acid. Ultimately, the use of these leaf extracts serves to identify a natural pool of metabolites for antidiabetic therapeutic importance.
Parts used
Cycas revoluta possesses specialized leaves that serve as a rich natural source of diverse metabolites. Research into these leaf extracts has revealed significant antioxidant and anti-α-glucosidase inhibitory properties. Through optimized fractionation using 60% ethanol, scientists identified high levels of total phenolic and flavonoid contents. Advanced chemical analysis specifically highlighted the presence of apigenin and kaempferol derivatives within the leaf structure. Ultimately, these findings suggest that the leaves of Cycas revoluta could play a vital role in developing diet-based therapeutic treatments for diabetes.