Ashwagandha
Withania somnifera
Withania somnifera, commonly called ashwagandha or Indian ginseng, is a resilient Solanaceae shrub famed for …
Sicilian winter cherry (Withania sicula)
Silhouette: T. Michael Keesey
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Withania sicula - Sicilian Winter Cherry Overview and Habitats
Endemic to coastal rocky cliffs and limestone outcrops of the Mediterranean, Withania sicula thrives under intense sunlight and salty sea breezes. This resilient plant exhibits a high tolerance for saline conditions and rocky soils.
Its restricted distribution makes it a species of high conservation interest among Mediterranean botanists. It occupies niche habitats where few other woody species can establish themselves.
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 sicula (Sicilian winter cherry)
Morphology
This low-growing perennial herb or subshrub produces sprawling to erect stems that are densely covered in velvety, star-shaped hairs. The leaves are ovate-lanceolate, dull green, and somewhat fleshy, displaying adaptation to moisture retention.
The flowers are solitary or clustered in leaf axils, showing a pale yellow or greenish bell-shaped corolla. Upon successful pollination, it develops small, round, red berries surrounded by a protective, lantern-like calyx.
Applications
Its primary value lies in biodiversity conservation and soil stabilization along fragile Mediterranean coastal cliffs. Additionally, it is studied for its unique chemical constituents, which are characteristic of the genus Withania.
Interesting facts
- The species is named sicula due to its prevalence and historical description on the island of Sicily.
- Its dense covering of trichomes serves a dual purpose by reflecting excess sunlight and trapping a layer of humid air close to the leaf surface.
- It is highly adapted to calcareous soils, often growing directly out of cracks in limestone rocks.
Geography of distribution
- Italy
- Spain
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 …