Deadly Nightshade
Atropa bella-donna
Atropa bella-donna, commonly known as deadly nightshade, is a highly toxic perennial herbaceous plant in …
Pointed Belladonna (Atropa acuminata)
Indian Belladonna
maitbrand
Indian belladonna
Красавка заострённая
Silhouette: T. Michael Keesey
/ License
Atropa acuminata (Indian Belladonna) Botanical Profile
Thriving across the high-altitude forests of the Himalayas, this toxic perennial herb represents the Asian counterpart to the classic European deadly nightshade. Its specific name highlights the distinctive tapered shape of its foliage, which distinguishes it from close relatives.
The plant is historically significant in both traditional and modern medicine due to its high concentration of active compounds. Its natural range spans several mountainous regions, where it grows in moist, shaded environments.
Taxonomy
- ∟ царство Plantae
- ∟ division Tracheophytes (Vascular Plants)
- ∟ subdivision Spermatophytes (Seed plants)
- ∟ Angiosperms
- ∟ mesangiosperms (Core angiosperms)
- ∟ eudicots
- ∟ asterids
- ∟ order Solanales
- ∟ family Solanaceae
- ∟ subfamily Solanoideae
- ∟ tribe Hyoscyameae
- ∟ genus Atropa (Belladonna)
- ∟ species Atropa acuminata (Pointed Belladonna)
Morphology
This perennial herb is characterized by its narrow, acuminate leaves that taper to a long, sharp point at the apex. It produces bell-shaped yellow flowers that set it apart from the darker-flowered European belladonna.
Following the flowering stage, the plant develops globose berries that contain numerous small, pitted seeds.
- Leaves: Acuminate, tapering to a long point
- Flowers: Yellow, bell-shaped
- Seeds: Small, angular-reniform, reticulate
Applications
Like other members of its genus, the plant is highly valued in pharmacognosy for its rich content of tropane alkaloids, particularly hyoscyamine and atropine. These compounds exhibit strong anticholinergic properties, making them useful in the formulation of antispasmodics, sedatives, and mydriatics.
Due to its extreme toxicity, any therapeutic use must be strictly controlled. Improper dosage can result in fatal poisoning.
Interesting facts
The specific epithet acuminata directly describes the long-tapering tips of the leaves, a key diagnostic feature for field identification. In local regions, it is known by the vernacular name 'maitbrand' and has a long history of use in traditional Himalayan medicine.
Although closely associated with the Indian subcontinent, botanical records indicate its distribution extends as far west as eastern Iran and potentially into Mongolia.
Geography of distribution
- Afghanistan
- India
- Pakistan
- Iran
- Mongolia
Sources
- Flora of Pakistan
- Plants of the World Online (POWO)
- Global Biodiversity Information Facility (GBIF)
- Germplasm Resources Information Network (GRIN)
See also
Caucasian belladonna
Atropa caucasica
A highly toxic perennial herb endemic to the Caucasus, distinguished by its glabrous stems and …
Yellow belladonna
Atropa lutea
A rare, yellow-flowered perennial herb related to the deadly nightshade, belonging to the Solanaceae family.
Bitterwood Tree
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
Read more →
480