Dioscorea cayenensis
Dioscorea cayenensis · Accepted scientific name
Scientific literature: Very Sparse (0 studies) · ★☆☆☆☆
Dioscorea cayenensis, commonly known as the West African yam, is a versatile tuber renowned for its significant medicinal properties. Scientific interest in this plant has surged due to its potential role in managing various complex health conditions. Research suggests that its bioactive compounds may offer therapeutic benefits in the fight against cancers and cardiovascular diseases. Furthermore, it shows promise in addressing metabolic complications such as diabetic nephropathy. The plant is also being explored for its ability to alleviate the physiological symptoms associated with menopause.
- Synonyms
- Not available
- Common names
- Not available
- Family
- Dioscoreaceae
- Distribution
- Not available
- Plant Parts
- Not available
Classification
Common Names
Dioscorea cayenensis is a versatile tuberous plant recognized by a diverse array of regional and linguistic names. In various parts of the world, it is commonly referred to as the Igname carême or the Inhame-da-costa. It is also widely known as the Lagos yam, reflecting its significant presence in certain tropical agricultural landscapes. Depending on the local dialect, gardeners may identify this species as the attoto yam. Finally, in specific cultural contexts, it is frequently called cará-do-Pará, highlighting its global nomenclature.
Sources: Catalogue of Life (COL)
Taxonomy
Dioscorea cayenensis is a fascinating botanical specimen that belongs to the vast kingdom Plantae. Within this diverse kingdom, the plant is classified under the class Equisetopsida. It further belongs to the specific order Dioscoreales, highlighting its unique evolutionary lineage. As a member of the family Dioscoreaceae, it shares common characteristics with its botanical relatives. Ultimately, this species is identified by its placement within the genus Dioscorea.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Dioscoreales |
| Family | Dioscoreaceae |
| Genus | Dioscorea |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Dioscorea cayenensis is a plant species with a broad and diverse distribution across the African continent. In the northeastern tropical regions, it can be found growing in countries such as Chad and Ethiopia. Moving toward the west, the species also maintains a significant presence within the tropical landscapes of West Africa. Specifically, its range extends through nations including Benin, Burkina Faso, and the Gambia. This wide geographical spread highlights the adaptability of the plant to various tropical environments.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Dioscorea cayenensis is characterized as an herbaceous plant that exhibits an obligatory climbing habit to reach its full potential. This vigorous climber utilizes surrounding structures for support as it extends upward toward the light. Under optimal conditions, the species can achieve a significant maximum height of approximately 10.67 meters.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Compounds
Conditions
Dioscorea cayenensis contains proteins and peptides that demonstrate therapeutic potential for treating aging disorders and cancers. These bioactive components also show promise in the management of cardiovascular diseases and inflammatory diseases. However, research into its effect on diabetic nephropathy suggests that extracts may actually aggravate renal complications in diabetic subjects. This complex profile highlights the diverse and sometimes contradictory biological activities associated with the species. Ultimately, the plant's medicinal relationships range from potential anti-proliferative benefits to the worsening of kidney metabolic alterations.