1. Trillium of central United States having dark purple sessile flowers
   - prairie wake-robin, prairie trillium

Type of: trillium, wake-robin, wood lily

• subsection
• subsequence
• subsequent
• subsequently
• subsequentness
• subserve
• subservience
• subservient
• subserviently
• subservientness
• subset
• subshrub
• subside
• subsidence
• subsidiarily
• subsidiarity
• subsidiary
• subsidiary company
• subsidiary ledger
• subsiding
• subsidisation
• subsidise
• subsidised
• subsidiser
• subsidization