1. Perennial bushy herb of central and southern United States having white flowers with green centres and often purple crest; similar to Seneca snakeroot
   - senega

Type of: milkwort

• Platanthera chlorantha
• Platanthera leucophea
• Platanus
• Platanus acerifolia
• Platanus occidentalis
• Platanus orientalis
• Platanus racemosa
• Platanus wrightii
• plate
• plate armor
• plate armour
• plate glass
• plate iron
• plate rack
• plate rail
• plate tectonic theory
• plate tectonics
• plateau
• plateau striped whiptail
• plateful
• platelayer
• platelet
• plateletpheresis
• platelike
• edental