Quercus variabilis
Quercus variabilis · Accepted scientific name
Scientific literature: Very Sparse (0 studies) · ★☆☆☆☆
Quercus variabilis, commonly known as the Laurin oak, is a distinctive deciduous tree valued for its robust growth and unique morphological features. The plant is particularly noted for its deeply lobed leaves, which provide a textured and ornamental appearance to the canopy. When these leaves are harvested and processed into a dried leaf preparation, they can be utilized for various botanical applications. This dried form preserves the essential characteristics of the species, making it easier to handle for research or traditional uses. Understanding the properties of this specific preparation is essential for anyone studying the functional aspects of the oak family.
- Synonyms
- Quercus Chinensis · Quercus Moulei · 5 more
- Common names
- Not available
- Family
- Fagaceae
- Distribution
- Africa
- Plant Parts
- Leaf
Classification
Common Names
Quercus variabilis is a distinctive species known by various names across different cultures and languages. In English-speaking regions, it is commonly referred to as the Chinese cork oak. This botanical identity extends into Germany, where it is recognized as the Chinesische Korkeiche. Hungarian speakers identify the tree as the Paráskérgű tölgy, while in Lithuania, it is called the Storažievis ąžuolas. Finally, the plant is also known by the name abe-maki in certain contexts.
Sources: Catalogue of Life (COL)
Synonyms
Quercus variabilis is a complex species that has been classified under several different botanical names throughout history. It is frequently identified by the synonym Pasania variabilis, reflecting its diverse taxonomic standing. The plant is also closely associated with names such as Quercus bungeana and Quercus chinensis in various botanical records. Additionally, researchers have historically referred to this oak as Quercus moulei or Quercus serrata var. chinensis. Understanding these overlapping synonyms is essential for accurately identifying the species in scientific literature.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Quercus variabilis belongs to the vast kingdom Plantae, representing a fundamental part of the natural world. Within this kingdom, the species is classified under the class Equisetopsida and the order Fagales. It further resides in the Fagaceae family, which is known for its diverse range of woody plants. This specific plant is a member of the esteemed genus Quercus, a group that includes many well-known oaks. Through these scientific classifications, we can better understand its unique place in the botanical hierarchy.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Fagales |
| Family | Fagaceae |
| Genus | Quercus |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Quercus variabilis is a resilient species widely distributed throughout the Asia-Temperate regions. Its natural range covers extensive parts of China, including the North-Central, South-Central, and Southeast territories. This oak also thrives within the high-altitude landscapes of Tibet. Beyond mainland China, the plant extends its reach across Eastern Asia to include Japan. This broad geographical footprint highlights the plant's adaptability to diverse Asian environments.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Quercus variabilis establishes itself as a robust tree characterized by a stately growth form. As a self-supporting species, it maintains its own structural integrity as it matures in the landscape.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Compounds
Conditions
Preparations
Quercus variabilis is prepared as a dried leaf that serves as a counterfeit for the traditional Chinese drug Epmedii Folium. Research indicates that these dried leaves can be distinguished from the authentic medicinal plant through macroscopic and microscopic analysis. Specifically, differences in vein character, tooth apex, and vascular bundle structures allow for clear identification. The study also utilizes TLC chromatograms to differentiate the dried leaves of this species from the intended herb. Such identification methods are essential for supervising the quality and authenticity of herbal medicines.
Parts used
Quercus variabilis is identified as a critical plant species in recent botanical studies focused on medicinal authenticity. Specifically, the dried leaf of this plant has been discovered to act as a counterfeit for Epmedii Folium, a common traditional Chinese drug. Researchers have utilized macroscopic and microscopic examinations to distinguish the leaf of Quercus variabilis from the genuine medicinal herb. These distinctions include specific vein characters, tooth apex structures, and unique epidermal cell patterns. Such findings are essential for improving the supervision and inspection of herbal products in the pharmaceutical industry.