Ashwagandha
Withania somnifera
Withania somnifera, commonly called ashwagandha or Indian ginseng, is a resilient Solanaceae shrub famed for …
Dingy ashwagandha (Withania sordida)
Silhouette: T. Michael Keesey
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Withania sordida: Overview of the Wild Brazilian Shrub
Sordid or dusty-looking foliage characterizes Withania sordida, a wild shrub native to the southeastern regions of Brazil. It typically grows within the Atlantic Forest biome, preferring shaded or semi-shaded understory environments.
This species is rarely seen outside of its native habitat and is primarily of botanical interest. It plays a role in the local forest ecosystem but is not cultivated for ornamental or agricultural purposes.
Taxonomy
- ∟ царство Plantae
- ∟ division Tracheophytes (Vascular Plants)
- ∟ subdivision Spermatophytes (Seed plants)
- ∟ Angiosperms
- ∟ mesangiosperms (Core angiosperms)
- ∟ eudicots
- ∟ asterids
- ∟ order Solanales
- ∟ family Solanaceae
- ∟ subfamily Solanoideae
- ∟ tribe Physaleae
- ∟ genus Withania (ashwagandha)
- ∟ species Withania sordida (Dingy ashwagandha)
Morphology
The morphology of Withania sordida reflects its classification as a wild forest shrub. Its physical features are distinct from other members of the genus:
- Growth Habit: It grows as a woody shrub or subshrub, branching moderately and reaching variable heights depending on light availability in the forest understory.
- Indumentum: Stems and leaves are coated with a characteristic dirty-looking, yellowish-brown pubescence consisting of stellate or glandular hairs.
- Foliage: The simple, alternate leaves are ovate to elliptic with entire or slightly wavy margins, featuring acute tips and noticeable petiole lengths.
- Flowers and Berries: Small, pale yellow flowers develop in axillary clusters. These give rise to round, fleshy berries that remain protected by a persistent, accrescent calyx structure.
Interesting facts
The specific epithet sordida is Latin for 'dirty' or 'shabby', which refers to the dull, brownish-yellow hairs covering the foliage. This dense layer of hairs serves as a physical defense mechanism against herbivorous insects in the Atlantic Forest.
Geography of distribution
- Brazil
Sources
- Plants of the World Online (POWO)
- World Flora Online (WFO)
- Global Biodiversity Information Facility (GBIF)
See also
Shrubby winter cherry
Withania frutescens
A heavily branched Mediterranean evergreen shrub featuring tortuous woody stems, heart-shaped leaves, and green-to-red berries …
Indian rennet
Withania coagulans
A small gray-white shrub native to South Asia and the Middle East, renowned for its …
Orobal
Withania aristata
An endemic evergreen shrub of the Canary Islands and North Africa, notable for its yellowish-green …