Colchicum autumnale
Colchicum autumnale · Accepted scientific name
Scientific literature: Very Sparse (3 studies) · ★☆☆☆☆
Colchicum autumnale is a potent plant species known primarily for its high concentration of the alkaloid colchicine found within its leaves. Through various preparations such as aqueous-ethanolic extracts and crude plant extracts, its bioactive properties are utilized for their antimitotic and cytotoxic effects. The plant contains a complex chemical profile including anthraquinones, phenols, and saponins that contribute to its medicinal potential. Historically and clinically, these compounds are applied in oral preparations to manage specific medical conditions such as gout and colic. Furthermore, ongoing research explores its role as an 11B-HSD inhibitor in treatments for ailments like breast cancer.
- Synonyms
- Colchicum Rhodopaeum · Bulbocodium Antumnale · 33 more
- Common names
- Not available
- Family
- Colchicaceae
- Distribution
- Not available
- Plant Parts
- Leaf
Classification
Common Names
Colchicum autumnale is a distinctive plant known by several different names across various cultures and languages. In English-speaking regions, it is most frequently referred to by its common name, the Autumn Crocus. This botanical beauty also carries regional titles such as Azpelar and Brândușă de toamnă. In certain contexts, you may encounter the name Cizete (plante) used to describe it. Finally, its identity is preserved in Italian tradition as the Colchico d'autunno.
Sources: Catalogue of Life (COL)
Synonyms
Colchicum autumnale is a versatile plant that is recognized under several different botanical names. It is formally known by the synonym Bulbocodium autumnale in certain taxonomic circles. Furthermore, the species encompasses various forms, including Colchicum autumnale f. bulgaricum and Colchicum autumnale f. macropetala. Other distinct variations are categorized as Colchicum autumnale f. milosi and Colchicum autumnale f. pannonicum. These diverse synonyms reflect the complex botanical relationships and morphological variety found within the species.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Colchicum autumnale is a remarkable member of the kingdom Plantae that exhibits unique biological characteristics. As a representative of the genus Colchicum, this plant holds a specific place within the family Colchicaceae. Its botanical classification further places it under the order Liliales, highlighting its evolutionary connections. Within the broader hierarchy of life, it belongs to the class Equisetopsida. Understanding these taxonomic relationships provides essential insight into the plant's natural identity and structure.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Liliales |
| Family | Colchicaceae |
| Genus | Colchicum |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Colchicum autumnale is a resilient species characterized by an expansive and varied geographical distribution. It is widely established throughout Europe, with significant presence stretching across the Baltic States and into Eastern Europe. Within these regions, the plant thrives in diverse locales ranging from Belarus to the vast territories of Central and Northwest European Russia. Beyond the European continent, its reach extends remarkably far into the southern hemisphere. Specifically, it can be found inhabiting various parts of Australasia, including New Zealand and the New Zealand South region.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Colchicum autumnale is a distinct herb characterized by its sturdy, self-supporting growth form. This plant maintains a relatively modest stature, typically reaching a maximum height of 0.3 meters. Depending on its specific environmental conditions, the height can vary significantly between 0.05 meters and 0.225 meters. Such compact dimensions allow it to thrive within its natural niche without requiring external support. Overall, these physical attributes define the resilient and compact nature of this species.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Colchicum autumnale is a highly significant medicinal plant recognized for its diverse biological activities. One of its most well-known applications is its antigout effect, driven primarily by the efficient action of the alkaloid colchicine. In addition to its therapeutic use, the plant serves as a source of a potent antimitotic drug that is essential in plant breeding for inducing polyploidy. This interference with spindle formation also highlights its role as a potent cytotoxin capable of inducing cell cycle arrest and apoptosis. Despite these powerful characteristics, the plant has evolved unique molecular resistance mechanisms that protect it from its own cytotoxic effects.
Compounds
Colchicum autumnale is a remarkable medicinal plant known for its complex chemical profile and therapeutic applications. It contains colchicine, a powerful natural pseudo-alkaloid that has been utilized since antiquity to treat conditions such as gout. Phytochemical screening further reveals that the plant is rich in various bioactive compounds, including anthraquinones and phenols. Additionally, the extracts of this species contain saponins and terpenoids, which contribute to its overall pharmacological properties. These diverse constituents underscore its significant potential in managing inflammatory and arthritic ailments.
Conditions
Colchicum autumnale is widely recognized for its ability to treat gout, a role it has maintained from antiquity to its current status as an official drug. In oncological research, the plant's alkaloid-rich extract has demonstrated an ability to treat MCF-7 breast cancer cell lines by inhibiting their growth. Regarding pest control, the plant serves as a toxic agent against Solenopsis invicta Buren, offering a potential botanical pesticide for red imported fire ants. When studying immune responses, Colchicum autumnale agglutinin activates T-lymphocytes and causes them to express high levels of the activation markers CD69 and CD44. Furthermore, sublethal exposure to the plant has been shown to treat or reduce the aggregation rates of invasive ant colonies.
Preparations
Colchicum autumnale is prepared as aqueous-ethanolic extracts to evaluate its anti-arthritic and anti-inflammatory potential through phytochemical screening. The plant is also prepared as colchicine, an alkaloid used for its anti-inflammatory effects in human studies. Researchers have analyzed crude plant extracts of Colchicum autumnale using matrix-free laser desorption ionization to facilitate direct alkaloid detection. Furthermore, Colchicum autumnale is prepared as oral preparations and parenteral preparations that are traditionally utilized as medication against gout. These various forms of the plant are central to both therapeutic applications and the study of accidental intoxications.
Parts used
Colchicum autumnale is a highly poisonous plant that can be mistaken for the edible wild garlic due to the visual similarity of its vegetative organs. The leaves of this species contain toxic alkaloids, such as colchicine, which can cause severe multi-organ failure or death if ingested. Because the plant lacks flowers during certain stages, its leaves are particularly dangerous when confused with popular culinary spices. Recent histological research has focused on identifying specific anatomical traits within these leaves to help distinguish them from non-toxic species. Understanding these microscopic differences in leaf structure is essential for preventing accidental poisonings in regions where these plants overlap.