1. (noun) trillium of eastern North America having malodorous pink to purple flowers and an astringent root used in folk medicine especially to ease childbirth

• birthroot
• purple trillium
• red trillium

1. (noun) trillium of eastern North America having malodorous pink to purple flowers and an astringent root used in folk medicine especially to ease childbirth

• trillium
• wake-robin
• wood lily