Valeriana laxiflora
Valeriana laxiflora · Accepted scientific name
Scientific literature: Very Sparse (1 studies) · ★☆☆☆☆
Valeriana laxiflora is a botanical species that has garnered scientific interest due to its potential antitubercular activities. Research focusing on the plant's roots and above-ground biomass has identified several bioactive compounds, including (+)-1-hydroxypinoresinol, prinsepiol, and ferulic acid. Studies specifically targeting Mycobacterium tuberculosis utilize n-hexane and CH(2)Cl(2)-soluble extracts to evaluate these medicinal properties. The presence of specialized chemicals like 5,7,3'-trihydroxy-4'-methoxyflavone further highlights the plant's complex chemical profile. Consequently, this species represents a significant subject for investigating natural solutions against tuberculosis.
- Synonyms
- Fedia Laxa · Valeriana Astrephioides · 7 more
- Common names
- Not available
- Family
- Caprifoliaceae
- Distribution
- Asia-Tropical
- Plant Parts
- Root
Classification
Synonyms
Valeriana laxiflora is a plant species that has been classified under several different botanical names throughout history. Scientific literature frequently identifies this taxon using the synonym Astrephia laxa to describe its unique characteristics. It has also been documented under the name Fedia laxa, reflecting different taxonomic perspectives. Further historical records link the plant to the names Valeriana astrephioides and Valeriana foliosa. Additionally, it is often referred to simply as Valeriana laxa in various botanical contexts.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Valeriana laxiflora is a distinctive species belonging to the kingdom Plantae. Within this vast biological realm, it is classified under the class Equisetopsida. The plant is further organized into the order Dipsacales, reflecting its specific evolutionary lineage. It falls under the genus Valeriana, which helps botanists identify its close relatives. Finally, this species is a member of the Caprifoliaceae family, anchoring its place within a specific group of flowering plants.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Dipsacales |
| Family | Caprifoliaceae |
| Genus | Valeriana |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Valeriana laxiflora is a plant species primarily found throughout the southern reaches of South America. Its distribution spans across diverse regions, including significant portions of Argentina. The plant also maintains a notable presence within the southern territories of Chile. Specifically, it can be located in both the central and southern regions of this country. This wide geographic range highlights the species' ability to thrive in various southern habitats.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Valeriana laxiflora is characterized by its distinct growth form as a herbaceous plant. This species is entirely self-supporting, maintaining its structure through its own internal strength.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Valeriana laxiflora has demonstrated significant antitubercular activity through recent bioassay-guided fractionation studies. Researchers focused on the plant's above-ground biomass and roots to isolate various bioactive constituents, including a new iridolactone and a new lignan. Through testing against Mycobacterium tuberculosis, several isolated compounds exhibited measurable minimum inhibitory concentrations. These findings highlight the specific chemical structures within the plant that contribute to its medicinal potential. Ultimately, the study provides a foundation for understanding how these specific isolates may be used in future antimicrobial developments.
Compounds
Valeriana laxiflora serves as a rich source of various chemical constituents identified through bioassay-guided fractionation. Detailed analysis of the plant's extracts has confirmed that it contains the compound prinsepiol. Furthermore, research indicates that ferulic acid is also present within its chemical profile. These substances were isolated from the above-ground biomass and roots during the investigation of the species' antitubercular properties. Such findings contribute to a deeper understanding of the complex phytochemical makeup of this plant.
Conditions
Valeriana laxiflora possesses specific antitubercular properties derived from its above-ground biomass and roots. Through bioassay-guided fractionation, researchers isolated several active constituents that demonstrate an ability to inhibit the growth of Mycobacterium tuberculosis. Specifically, compounds 2 through 9 exhibited minimum inhibitory concentrations ranging from 15.5 to 127 microg/mL against the pathogen. These active components include a new lignan and various known compounds like betulinic acid and oleanolic acid. This chemical profile highlights the plant's potential as a source for treating tuberculosis infections.
Preparations
Valeriana laxiflora is prepared as both above-ground biomass and roots for chemical investigation. These plant parts are further processed into n-hexane- and CH (2)Cl (2)-soluble extracts. The study utilized these specific preparations to facilitate bioassay-guided fractionation. By analyzing these extracts, researchers were able to isolate several new and known compounds. This methodical preparation of the biomass and roots was essential for identifying the plant's antitubercular constituents.
Parts used
Valeriana laxiflora serves as a significant subject of study regarding its medicinal potential and chemical composition. Researchers have focused on the bioactive properties found within both the above-ground biomass and the plant's root. Through bioassay-guided fractionation, several unique chemical compounds were successfully isolated from these specific parts. Among these findings, new iridolatones and lignans were identified, alongside various known substances like betulinic acid. These extracted components are currently being evaluated for their antitubercular activity and their overall selectivity potential.