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

1. very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia