Maesa japonica
Maesa japonica · Accepted scientific name
Scientific literature: Very Sparse (0 studies) · ★☆☆☆☆
Maesa japonica is a noteworthy botanical species that has garnered significant attention within the field of phytochemistry. Research into this plant often utilizes a methanol extract to isolate its bioactive constituents. One of the most significant compounds identified through these studies is Maejaposide A. This chemical serves as a key indicator of the plant's complex secondary metabolite profile. Understanding these specialized compounds provides essential insights into the potential therapeutic applications of the species.
- Synonyms
- Baeobotrys Japonica · Maesa Labordei · 11 more
- Common names
- Not available
- Family
- Primulaceae
- Distribution
- Not available
- Plant Parts
- Not available
Classification
Common Names
Maesa japonica is a versatile plant recognized by various names across different cultures and languages. It is widely known by the common name Japanese Maesa, as well as the designation du jing shan. In Japan, the species is frequently referred to as izo-senryo or by its katakana name, イズセンリョウ. The plant also holds a presence in other regions, where it is identified as Меза японская. These diverse common names highlight the global botanical interest in this specific species.
Sources: Catalogue of Life (COL)
Synonyms
Maesa japonica is a botanical species known to be associated with several different taxonomic names. Within scientific literature, it is recognized by the synonyms Baeobotrys japonica and Doraena japonica. The plant is also frequently linked to the name Maesa cavaleriei in various studies. Furthermore, it shares a close relationship with Maesa coriacea, which includes the specific variety Maesa coriacea var. gracilis. These overlapping designations highlight the complex naming history surrounding this particular plant.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Maesa japonica belongs to the vast kingdom Plantae, representing the diverse world of living vegetation. Within this kingdom, the species is classified under the class Equisetopsida. It further falls into the order Ericales, showcasing its specific evolutionary lineage. As a member of the genus Maesa, it maintains a distinct botanical identity. Finally, this plant is nested within the family Primulaceae, completing its complex taxonomic profile.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Ericales |
| Family | Primulaceae |
| Genus | Maesa |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Maesa japonica is a plant species primarily distributed throughout the Asia-temperate regions. Its presence is widely documented across various parts of China, including both the South-Central and Southeast territories. The species also flourishes within Eastern Asia, specifically inhabiting the landscapes of Japan and Korea. Furthermore, its range extends to the unique environments found in the Nansei-shoto islands. This diverse geographical spread highlights the plant's adaptability to different temperate climates across the continent.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Maesa japonica is a versatile shrub that grows as a sturdy, self-supporting plant. Depending on its specific environment, this species typically reaches a minimum height of 1 meter. In many cases, the plant develops more robustly to reach a minimum height of 2 meters. Ultimately, these shrubs can achieve a maximum height of 3 meters as they mature. This consistent growth form makes it a reliable feature in various landscapes.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Compounds
Maesa japonica serves as a significant source of bioactive compounds, including the known triterpenoid saponin maejaposide A. During recent investigations into the plant's chemical profile, researchers successfully isolated several new acylated triterpenoid saponins from its methanol extract. These chemical constituents were identified through detailed NMR and MS data analysis to determine their specific structures. Notably, maejaposide A and several other isolated compounds demonstrated potent antifungal activity against the rice blast fungus, Magnaporthe oryzae. Such findings suggest that the chemical properties found within Maesa japonica could be instrumental in developing new natural fungicides.
Conditions
Maesa japonica possesses potent antifungal properties that can be used to treat the rice blast fungus Magnaporthe oryzae. Researchers discovered that a methanol extract from this plant species exhibits significant antifungal activity against the pathogen during in vivo testing. Within the plant, specific active compounds such as maejaposides C-1, C-2, C-3, and maejaposide A were identified as the primary drivers of this effect. These isolated triterpenoid saponins successfully reduced the development of rice blast by as much as 85% to 98% compared to untreated controls. Consequently, the chemical constituents of Maesa japonica serve as a promising natural source for developing new fungicides against Magnaporthe oryzae.
Preparations
Maesa japonica is prepared as a methanol extract to investigate its potential antifungal properties. This specific extract was utilized during the search for new compounds capable of combating the rice blast fungus. Through the processing of this methanol extract, researchers were able to isolate several active triterpenoid saponins. The effectiveness of the extract was demonstrated by its potent ability to inhibit the growth of Magnaporthe oryzae. Consequently, the preparation of Maesa japonica as a methanol extract serves as a critical step in developing natural fungicides.