1. European grass much used for hay and in United States also for turf and green manure
   - Italian ryegrass, Lolium multiflorum

Type of: rye grass, ryegrass

• pyrectic
• pyrene
• Pyrenean
• Pyrenees
• Pyrenees daisy
• Pyrenomycetes
• pyrethrin
• pyrethrum
• pyretic
• Pyrex
• pyrexia
• pyrheliometer
• pyridine
• Pyridium
• pyridoxal
• pyridoxamine
• pyridoxine
• pyriform
• pyriform area
• pyriform lobe
• pyrilamine
• pyrimidine
• pyrite
• pyrites
• pyro-