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

Type of: milkwort

• nonspherical
• nonstandard
• nonstarter
• nonsteroid
• nonsteroidal
• nonsteroidal anti-inflammatory
• nonsteroidal anti-inflammatory drug
• nonstick
• nonstop
• nonstop flight
• nonstructural
• nonsubjective
• nonsubmergible
• nonsubmersible
• nonsuch
• nonsuit
• nonsuppurative
• nonsurgical
• nonsweet
• nonsyllabic
• nonsymbiotic
• nonsynchronous
• nonsynthetic
• nontaxable
• nontechnical