Helichrysum odoratissimum
Helichrysum odoratissimum · Accepted scientific name
Scientific literature: Very Sparse (4 studies) · ★☆☆☆☆
Helichrysum odoratissimum is a remarkable plant species known for its diverse pharmacological potential and therapeutic properties. The flowers and aerial parts are frequently utilized to create various preparations, including essential oils, ethanol extracts, and hexane extracts. Rich in bioactive compounds such as flavonoids, helichrysetin, 3-O-methylquercetin, and 3,5-dihydroxy-6,7,8-trimethoxyflavone, the plant exhibits significant antibacterial, antimicrobial, antidiabetic, and antiproliferative activities. These chemical profiles allow the plant to combat specific conditions, ranging from infections caused by Aggregatibacter actinomycetemcomitans and Lactobacillus acidophilus to various ailments. Consequently, its extracts are highly valued for addressing health concerns like abdominal pains and coughs.
- Synonyms
- Achyrocline Hochstetteri · Gnaphalium Aureofulvum · 7 more
- Common names
- Not available
- Family
- Asteraceae
- Distribution
- Not available
- Plant Parts
- Flower
Classification
Common Names
Helichrysum odoratissimum is a fascinating plant known by several distinct regional and descriptive names. Most commonly referred to as Everlasting, it highlights the enduring nature of its blooms. In certain areas, it is also recognized by the name Kooigoed, reflecting its local cultural significance. Some enthusiasts prefer the more specific title of Kooigoed Everlasting to capture both its identity and characteristics. Additionally, the plant is known as Mpepho, showcasing the diverse linguistic traditions associated with its discovery.
Sources: Catalogue of Life (COL)
Synonyms
Helichrysum odoratissimum is a botanical subject characterized by a complex web of taxonomic synonyms. Researchers frequently encounter this species under the alternative name Achyrocline hochstetteri in various scientific records. The plant is also closely associated with several names within the Gnaphalium genus, including Gnaphalium aureofulvum and Gnaphalium odoratissimum. Furthermore, the nomenclature extends to include Gnaphalium odorum and Gnaphalium strigosum in many historical texts. Understanding these diverse relationships is essential for accurate identification and consistent classification in the field.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Helichrysum odoratissimum belongs to the vast kingdom Plantae, representing a diverse group of multicellular organisms. Within this realm, it is classified under the class Equisetopsida, marking its place among the vascular plants. This species is a member of the order Asterales, which connects it to a wide range of flowering plants. Further narrowing its biological identity, it falls under the specific genus Helichrysum. Ultimately, it is a distinguished member of the Asteraceae family, showcasing the intricate taxonomic hierarchy of the natural world.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Helichrysum |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Helichrysum odoratissimum is a resilient species with a broad geographic presence across the African continent. Its distribution spans much of East Tropical Africa, including specific populations found in Tanzania and Uganda. The plant also extends into Northeast Tropical Africa, making appearances within the Sudan and South Sudan regions. Moving toward the southern reaches of the continent, it is well-established throughout South Tropical Africa. This diverse range is further confirmed by its notable presence in both Angola and Mozambique.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Helichrysum odoratissimum is a self-supporting herb that exhibits a versatile range of development. Depending on its environmental conditions, this plant can vary significantly in size. It typically reaches a minimum height of 0.2 m, though it can grow much larger. In optimal circumstances, the species can achieve a maximum height of 1.75 m.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Helichrysum odoratissimum is a versatile medicinal plant recognized for its diverse range of pharmacological properties. Research indicates that its hexane extract possesses significant antibacterial activity, making it particularly effective against microorganisms associated with dental caries and periodontal diseases. Beyond oral health, the species has demonstrated broader antimicrobial capabilities that support its traditional use in various treatments. Furthermore, scientific studies have identified the plant as having notable antidiabetic and antiproliferative activities. These combined therapeutic effects highlight the immense potential of this species for future medicinal applications.
Compounds
Helichrysum odoratissimum is a medicinal plant from Rwanda that possesses a rich profile of bioactive compounds. Scientific analysis of its flowers has revealed that the plant contains various flavonoids. Among these specific constituents, researchers successfully isolated the compound known as helichrysetin. Additionally, the plant contains 3-O-methylquercetin, which has been identified as an active principle due to its antimicrobial properties. These chemical relationships highlight the significant therapeutic potential inherent in this species.
Conditions
Helichrysum odoratissimum demonstrates significant antibacterial properties against several oral pathogens. Specifically, its hexane extract is highly effective at treating the periodontopathic bacteria Aggregatibacter actinomycetemcomitans and Porphyromonas gingivalis. The plant also shows the ability to treat cariogenic microorganisms, including Streptococcus mutans and Streptococcus sobrinus. Furthermore, the extracts provide inhibitory effects against Lactobacillus acidophilus. These combined relationships highlight the plant's potential in managing both periodontal diseases and dental caries.
Preparations
Helichrysum odoratissimum is prepared as a hexane extract from its aerial parts, which has demonstrated significant antibacterial activity against oral pathogens. This medicinal plant is also prepared as essential oils that exhibit growth inhibitory effects on various periodontopathic and cariogenic microorganisms. Furthermore, the plant is prepared as ethanol extracts, which have been shown to possess fungistatic properties against Fusarium oxysporum. Additionally, Helichrysum odoratissimum is prepared as specific fractions that display potent quorum sensing inhibition. These diverse preparation methods highlight the plant's multifaceted biological potential in medicinal applications.
Parts used
Helichrysum odoratissimum serves as a significant medicinal plant, particularly regarding the chemical compounds found within its structure. Scientific investigations have focused on the flowers of this species to isolate specific bioactive substances. Researchers successfully extracted flavonoids and a unique chalcone, known as helichrysetin, directly from these floral parts. Through careful analysis, 3-O-methylquercetin was also identified as a key active principle within the plant. Notably, this compound has demonstrated promising antimicrobial activity, highlighting the therapeutic potential of the flower.