1. Stout perennial grass of western North America
   - giant ryegrass, Leymus condensatus

Type of: lyme grass

• Sylvilagus palustris
• sylvine
• sylvite
• Symbion pandora
• symbiont
• symbiosis
• symbiotic
• symbiotically
• symbol
• symbol-worship
• symbolatry
• symbolic
• symbolic logic
• symbolic logician
• symbolic representation
• symbolical
• symbolically
• symbolisation
• symbolise
• symboliser
• symbolising
• symbolism
• symbolist
• symbolization
• symbolize