Common Buttonbush
Cephalanthus occidentalis
Family: Rubiaceae
Flowering Time: June
Flower Color: White
Growth Habit: Wet soils, flood conditions, shallow standing water
Zones:  5 to 9
Environment: Full sun to part shade
Plant Height: 5 to 12 feet
Spread: 4 to 8 feet
Tolerates: Erosion, Wet Soil
Water: Medium to Wet
Maintenance: Low
Native Range: North America, Cuba
Other uses: Attracts butterflies, Showy