1. A tall, columnar cactus native to tropical America, often with large fragrant flowers that bloom at night.
Usage: Often used in the phrase 'night-blooming cereus' to refer to species with nocturnal flowers.

Examples

• The cereus plant in her garden produced stunning white flowers that opened only after sunset.
• Night-blooming cereus flowers are prized for their intoxicating fragrance and brief blooming period.
• He carefully watered his cereus during the dry season to encourage flowering.
• The tall cereus stood like a sentinel in the desert landscape.
• Gardeners often cultivate cereus species for their dramatic nocturnal blooms.