Spider lilies (Hymenocallis or Lycoris) are bulbous perennials known for their unique, star-shaped flowers that resemble spiders or cobwebs. They come in various colors, including white, red, and yellow, and are often fragrant, with a subtle, lemony scent. The plant has long, slender, dark green leaves that emerge from an underground bulb. 

Key characteristics of spider lilies:

Bulbous: They grow from bulbs, which are underground storage organs. 

Perennial: They live for multiple years, returning each season. 

Flowers: The most distinctive feature is their unique, star-shaped flowers, often with long, slender petals that resemble spider legs. 

Fragrance: Many species have a subtle, lemony scent. 

Foliage: They have long, dark green, linear leaves that emerge from the bulb. 

Height: They typically grow to a height of 1-3 feet. 

Color: Flowers come in various colors, including white, red, and yellow. 

Bloom time: They typically bloom in late summer to early fall. 

Hardiness: Many species are hardy and drought-tolerant.