1. Very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia
   - coffee senna, mogdad coffee, stinking weed, Senna occidentalis, Cassia occidentalis

Derived forms: styptic weeds

Type of: senna

• Carolina moonseed
• Carolina parakeet
• Carolina pond fern
• Carolina spring beauty
• Carolina wren
• Carolinas
• Caroline
• Caroline Islands
• caroling
• Carolingian
• Carolingian dynasty
• Carolinian
• caroller
• carolling
• Carolus
• Carolus Linnaeus
• carom
• carotene
• carotenemia
• carotenoid
• Carothers
• carotid
• carotid artery
• carotid body
• carotid plexus