1. Carboniferous fossil fern characterized by a regular arrangement of the leaflets resembling a comb

Type of: fern

Part of: genus Pecopteris

Encyclopedia: Pecopteris

• silvan
• Silvanus
• silver
• silver age
• silver ash
• silver beech
• silver bell
• silver birch
• silver bromide
• silver bullet
• silver certificate
• silver chloride
• Silver City
• silver cord
• silver dollar
• silver fern
• silver fir
• silver fox
• silver grass
• silver grey
• silver hake
• silver iodide
• silver jenny
• silver jubilee
• silver lace vine