Qualea grandiflora
Qualea grandiflora · Accepted scientific name
Scientific literature: Very Sparse (2 studies) · ★☆☆☆☆
Qualea grandiflora is a medicinal plant species that has gained significant attention for its diverse pharmacological potential. Research indicates that the leaves contain essential bioactive compounds, including saponins, steroids, tannins, and terpenes. Various preparations, such as ethanol, ethyl acetate, methanolic, and hydroalcoholic extracts, have been studied to uncover these therapeutic properties. These chemical constituents contribute to the plant's notable antioxidant and antiplasmodial activities. Furthermore, the plant serves as a promising anti-inflammatory agent particularly useful in treating gastric diseases, gastritis, and gastric ulcers.
- Synonyms
- Lozania Grandiflora · Schuechia Brasiliensis · 2 more
- Common names
- Not available
- Family
- Vochysiaceae
- Distribution
- Southern America
- Plant Parts
- Leaf
Classification
Common Names
Qualea grandiflora is a fascinating botanical species known by a wide variety of regional names. It is frequently referred to by the common name Ariauá in certain areas. Depending on its specific habitat, it is also widely recognized as Pau-terra or Pau-terra-do-campo. Within the distinct ecosystems of the Brazilian interior, locals may call it Pau-terra-do-cerrado. Finally, the plant is sometimes distinguished by the descriptive name pau-terra-de-folha-larga.
Sources: Catalogue of Life (COL)
Synonyms
Qualea grandiflora is a botanical species that is known by several different scientific names due to historical taxonomic revisions. It is frequently identified by its synonym Agardhia grandiflora in various botanical records. The plant is also referred to as Lozania grandiflora depending on the specific classification system being utilized. Furthermore, taxonomic literature has previously linked it to the names Qualea ecalcarata and Schuechia brasiliensis. Understanding these various synonyms is essential for researchers navigating the complex lineage of this plant.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Qualea grandiflora is a distinctive botanical specimen belonging to the kingdom Plantae. Within this vast biological realm, the species is classified under the class Equisetopsida. It further occupies a specific niche within the order Myrtales, showcasing its evolutionary connections. This plant is a member of the genus Qualea, which defines its unique structural characteristics. Finally, it is situated within the Vochysiaceae family, marking its place in the complex tree of life.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Myrtales |
| Family | Vochysiaceae |
| Genus | Qualea |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Qualea grandiflora is a remarkable species with an extensive distribution throughout South America. Within the country of Brazil, its presence is widely felt across a diverse array of geographical regions. The plant can be found spanning from the tropical landscapes of the North to the expansive terrains of the Northeast. Its reach further extends into the South, Southeast, and West-Central areas, showcasing its adaptability to different climates. This widespread occurrence highlights the significant ecological role the species plays across the Brazilian continent.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Qualea grandiflora is a self-supporting tree that maintains a sturdy structural form. Reaching a maximum height of 10 meters, this species establishes a distinct presence within its ecosystem. Its compact growth pattern makes it a notable component of the forest canopy.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Qualea grandiflora is an endemic tree of the Brazilian Cerrado that possesses significant medicinal potential. Research indicates that this plant exhibits notable antioxidant activity, specifically through its ability to inhibit the oxidative burst induced by Helicobacter pylori in neutrophils. Furthermore, studies on leaf extracts have revealed that the species possesses antiplasmodial properties against Plasmodium falciparum. These extracts also demonstrated effective trypanocidal activities against various protozoan parasites without showing significant cytotoxicity. Consequently, the diverse chemical profile of Q. grandiflora makes it a promising candidate for the development of new therapeutic compounds.
Compounds
Qualea grandiflora is a medicinal plant native to the Brazilian Cerrado that is frequently used in folk medicine to treat gastric ulcers. Scientific investigations into its hydroalcoholic bark extract have revealed significant antiulcer activity and potential for healing gastric lesions. A detailed phytochemical analysis of this extract identified several key bioactive compounds. Specifically, the plant contains saponins, steroids, tannins, and terpenes. These diverse chemical constituents are believed to be the primary drivers behind the plant's observed therapeutic effects.
Conditions
Qualea grandiflora possesses significant medicinal properties, including the ability to treat the protozoan parasites Plasmodium falciparum, Trypanosoma cruzi, and Trypanosoma brucei gambiense. Research indicates that its leaf extracts exhibit both antiplasmodial and trypanocidal activities against these specific human life forms. Beyond its impact on parasites, the plant is utilized by local inhabitants as an effective anti-inflammatory agent. It is also traditionally used to treat external ulcers and various gastric diseases. These diverse pharmacological activities highlight the plant's importance in folk medicine within the Brazilian Cerrado.
Preparations
Qualea grandiflora is prepared as ethanol extracts for phytochemical screening of its antimicrobial potential. This medicinal plant is also prepared as an ethyl acetate extract of its leaves to investigate antiplasmodial and trypanocidal activities. For the treatment of gastric ulcers, Qualea grandiflora is prepared as a hydroalcoholic extract of bark (HE). Additionally, the plant is prepared as methanolic extracts to determine its antioxidant capacity against oxidative bursts. Finally, Qualea grandiflora is prepared as polar and apolar extracts to assess the genotoxicity and biochemical behavior of its chemical constituents.
Parts used
Qualea grandiflora is an endemic tree native to the Brazilian Cerrado that possesses significant medicinal potential. Recent scientific investigations have focused specifically on the bioactive properties found within its leaf extracts. By utilizing ethyl acetate-hexane chromatography, researchers isolated various fractions to test their effectiveness against protozoan parasites. These leaf-derived fractions demonstrated notable antiplasmodial and trypanocidal activities against pathogens such as Plasmodium falciparum and Trypanosoma cruzi. Importantly, the study revealed that these leaf extracts provide these therapeutic benefits without exhibiting significant cytotoxicity or hemolytic activity.