1. Eastern North American plant having a terminal cluster of small white flowers and medicinal roots
   - Seneca snakeroot, Seneka snakeroot, senega root, senega snakeroot, Polygala senega

Derived forms: senga roots

Type of: milkwort

• purple-green
• purple-hooded orchis
• purple-lilac
• purple-red
• purple-spotted
• purple-staining Cortinarius
• purple-stemmed aster
• purple-tinged
• purple-tinted
• purple-veined
• purple-white
• purpleness
• purplish
• purplish pink
• purplish-black
• purplish-blue
• purplish-brown
• purplish-green
• purplish-lilac
• purplish-red
• purplish-white
• purport
• purportedly
• purpose
• purpose-built