Senna occidentalis
Học thuậtThân thiện
Definition
Noun: * A tropical, weedy shrub (Senna occidentalis or formerly Cassia occidentalis) characterized by abundant foliage and a strong, unpleasant odor. Its seeds have historically been used as an adulterant or substitute for coffee beans. It is also commonly known as coffee senna, septicweed, or stinkingweed.
Usage Examples
- Noun:
- The field was overrun with Senna occidentalis, its distinctive smell permeating the air.
- Historically, unscrupulous merchants used ground seeds of Senna occidentalis to extend their coffee supplies.
- Botanists study Senna occidentalis for its ecological role as a pioneer species in disturbed soils.
Advanced Usage
- In Toxicology: The plant, particularly its seeds, is noted for being toxic to livestock (e.g., causing muscle degeneration in poultry and young animals) and is a subject of study in veterinary science.
- The veterinarian identified the poisoning as a case of Senna occidentalis ingestion.
Variants and Related Words
- Coffee Senna: The most common common name for this plant, directly referencing its historical use related to coffee.
- Stinkingweed / Septicweed: Common names that emphasize its strong, malodorous quality.
- Cassia occidentalis: The former scientific classification for this species, still encountered in older botanical texts.
Synonyms
- Coffee senna (primary common name)
- Stinkingweed
- Septicweed
Related Terms (Contextual)
- Adulterant: A substance used to fraudulently increase the quantity or lower the quality of a product (e.g., coffee).
- Weedy shrub: Describes its growth habit as an invasive or opportunistic plant.
- Fabaceae/Leguminosae: The pea or legume family to which this plant belongs.
Noun
- very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia