1. Nut-bearing shrub of eastern North America
   - Corylus americana

Type of: hazel, hazelnut, hazelnut tree

• Rorippa
• Rorippa amphibia
• Rorippa islandica
• Rorippa nasturtium-aquaticum
• rorqual
• Rorschach
• Rorschach test
• rort
• Rosa
• Rosa banksia
• Rosa canina
• Rosa chinensis
• Rosa damascena
• Rosa eglanteria
• Rosa laevigata
• Rosa Melba Ponselle
• Rosa moschata
• Rosa multiflora
• Rosa odorata
• Rosa Parks
• Rosa pendulina
• Rosa Ponselle
• Rosa spithamaea
• rosacea
• Rosaceae