Hevea brasiliensis
Hevea brasiliensis · Accepted scientific name
Scientific literature: Very Sparse (0 studies) · ★☆☆☆☆
Hevea brasiliensis, commonly known as the Para rubber tree, serves as the primary biological source for the world's natural rubber supply. The plant is most notable for producing a milky white sap known as latex, which is harvested through controlled tapping processes. Within this complex emulsion, specialized proteins called hevein play a critical role in the structural integrity of the substance. Modern industrial applications often involve the isolation of serum-free rubber particles to ensure high-quality manufacturing standards. Understanding the chemical properties of this species is essential for optimizing the production of diverse rubber-based goods.
- Synonyms
- Hevea Brasiliensis F. Acreana · Hevea Sieberi · 16 more
- Common names
- Not available
- Family
- Euphorbiaceae
- Distribution
- Africa
- Plant Parts
- Not available
Classification
Common Names
Hevea brasiliensis is a versatile species known globally by several different names depending on the local language and region. In the Amazon, it is frequently referred to as the Amazonas-Parakautschukbaum or simply as Apam. French speakers often identify the tree as the Arbre à caoutchouc or the Arborele de cauciuc. Furthermore, it is recognized in the Netherlands as the Braziliaanse rubberboom. These various common names all point to the same vital source of natural rubber found within these diverse cultures.
Sources: Catalogue of Life (COL)
Synonyms
Hevea brasiliensis exhibits significant taxonomic complexity through various recognized synonyms within its botanical classification. Among these diverse forms are the specific varieties known as Hevea brasiliensis f. acreana, f. angustifolia, and f. latifolia. The plant also encompasses the distinct form Hevea brasiliensis f. randiana, further illustrating its morphological breadth. Additionally, the nomenclature includes the unique classification of Hevea brasiliensis monstr. granthamii. Together, these synonyms highlight the intricate biological diversity found within this important rubber-producing species.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Hevea brasiliensis is a remarkable biological entity belonging to the kingdom Plantae. Within this vast kingdom, the species is classified under the class Equisetopsida. It further descends through the order Malpighiales, showcasing its specific evolutionary lineage. The plant is a member of the genus Hevea, which distinguishes it from many other botanical groups. Finally, it is nested within the family Euphorbiaceae, highlighting its unique taxonomic identity.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Malpighiales |
| Family | Euphorbiaceae |
| Genus | Hevea |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Hevea brasiliensis exhibits a notable presence across various regions within the African continent. Its distribution spans across West Tropical Africa, specifically encompassing the nations of Benin, Guinea, and Guinea-Bissau. Additionally, the species can be found throughout Togo, further establishing its footprint in the western part of the continent. The plant also extends its reach into West-Central Tropical Africa, including the Central African Republic. This wide geographic range highlights the diverse ecological niches the species occupies within these tropical environments.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Hevea brasiliensis grows in the form of a sturdy tree that remains entirely self-supporting in its natural habitat. This species is characterized by its impressive stature, reaching a maximum height of 25 meters. Such robust growth allows it to establish a significant presence within its ecosystem.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Compounds
Conditions
Preparations
Hevea brasiliensis is prepared as latex, which serves as a primary source for isolating various biochemical components. From this latex, the plant is also processed to be prepared as serum-free rubber particles. These purified rubber particles are essential for studying the biosynthetic activity of rubber transferase. Within these serum-free preparations, specific proteins like the rubber elongation factor remain tightly bound to the particles. Ultimately, both the whole latex and the resulting serum-free rubber particles are fundamental to understanding the elongation of cis-polyisoprene.