1. Aspen with a narrow crown; eastern North America
   - bigtooth aspen, bigtoothed aspen, big-toothed aspen, large-toothed aspen, large tooth aspen, Populus grandidentata

Type of: aspen

• regression curve
• regression equation
• regression line
• regression of y on x
• regression toward the mean
• regressive
• regret
• regretful
• regretfully
• regrets
• regrettable
• regrettably
• regroup
• regrow
• regrowth
• regular
• regular army
• regular convex polyhedron
• regular convex solid
• regular dodecahedron
• regular expression
• regular hexagon
• regular hexahedron
• regular icosahedron
• regular octahedron