Vigna unguiculata subsp. unguiculata
Vigna unguiculata subsp. unguiculata · Accepted scientific name
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Vigna unguiculata subsp. unguiculata, commonly known as the cowpea, is a versatile legume widely cultivated for its nutritional and economic importance. The plant's seeds serve as a primary source of dietary protein and essential nutrients for populations across various tropical regions. Scientific investigations into its chemical composition have revealed the presence of significant bioactive compounds such as 3-O-Acetyloleanolic acid, Cycloartenol, and stigmasterol. These phytochemicals contribute to the plant's diverse biological properties and potential therapeutic applications. Understanding the chemical profile of these seeds is crucial for advancing both agricultural productivity and functional food development.
- Synonyms
- Vigna Monachalis · Vigna Hastata · 37 more
- Common names
- Not available
- Family
- Fabaceae
- Distribution
- Not available
- Plant Parts
- Seed
Classification
Common Names
Vigna unguiculata subsp. unguiculata is a versatile legume known globally by a wide variety of regional names. In many English-speaking areas, it is most frequently recognized by its common name, the Black-eyed Pea. However, its cultural significance is deeply rooted in Lusophone regions, where it is often referred to as Feijão-caupi. Depending on local dialects and specific traditions, you may also encounter it called Feijão-Macassar, Feijão-Macáçar, or Feijão-de-Macáçar. These diverse monikers reflect the plant's widespread importance across different culinary landscapes.
Sources: Catalogue of Life (COL)
Synonyms
Vigna unguiculata subsp. unguiculata is a botanical entity that is frequently identified by several different scientific names. Throughout various taxonomic studies, it has been recognized by the synonym Dolichos capitatus. Similarly, researchers have historically referred to this subspecies as Dolichos catjang. The plant is also associated with the nomenclature Dolichos cylindricus and Dolichos echinatulus in different contexts. Finally, the name Dolichos hastatus serves as another recognized synonym within its complex botanical history.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Vigna unguiculata subsp. unguiculata is a fascinating biological entity that belongs to the vast kingdom Plantae. Within this expansive kingdom, it is specifically classified under the class Equisetopsida. Moving down the taxonomic hierarchy, this plant is organized under the order Fabales. It further belongs to the distinguished family Fabaceae, which is known for its diverse range of species. Finally, its precise identity is defined by its placement within the genus Vigna.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Vigna |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Vigna unguiculata subsp. unguiculata exhibits a broad geographical presence across the African continent. Its distribution is particularly notable throughout East Tropical Africa, where it can be found in Kenya, Tanzania, and Uganda. Beyond the eastern regions, the species also thrives in Northeast Tropical Africa, specifically within the borders of Chad. Its reach extends even further west to the Macaronesia region, specifically inhabiting Cape Verde. This wide range highlights the plant's ability to adapt to diverse environments across various African landscapes.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Biological Activities
Compounds
Vigna unguiculata subsp. unguiculata serves as a rich source of diverse chemical compounds within its seeds. Recent phytochemical investigations using methanolic extracts have successfully identified several key constituents of this plant. Specifically, researchers have confirmed that the species contains the triterpenoid 3-O-Acetyloleanolic acid. Additionally, the presence of cycloartenol has been documented during the isolation process. The plant also contains stigmasterol, further highlighting its complex biochemical profile.
Conditions
Vigna unguiculata subsp. unguiculata belongs to a classification of legume seeds that exhibit specific biological properties. This particular subspecies is characterized by its low reactivity with all cell types. Furthermore, the plant is identified as being non-toxic in its profile. These specific traits distinguish it from other groups that may show high toxicity or high cell reactivity. Consequently, its biological behavior is defined by this lack of reactivity and absence of toxicity.
Preparations
Parts used
Vigna unguiculata subsp. unguiculata serves as a significant source of complex chemical compounds within its biological structure. Specifically, the seeds of this plant contain unique bioactive constituents that are of great interest to researchers. Recent studies have successfully isolated a new monodesmosidic triterpenoid saponin from these seed extracts. This isolation process also revealed the presence of various other substances, including cycloartenol and stigmasterol. Through detailed spectroscopic analysis, scientists have been able to elucidate the precise structure of these important seed-derived molecules.