buttonbush - Rubiaceae Cephalanthus occidentalis

Foliage

buttonbush Foliage

Bark

buttonbush Bark

Twig

buttonbush Twig

Flower

buttonbush Flower

Form

buttonbush Form

Show More Pictures of this Species

Taxonomy

Cladeangiosperm
FamilyRubiaceae
GenusCephalanthus
Speciesoccidentalis
Common Namebuttonbush
iTree CodeCEOC2

Plant Form

FormShrub: often multi-stemmed
Height10 feet
Spread15 feet
DeciduousYes

Identification Description

Foliagedeciduous (evergreen in southern range), oval or narrowly oval coming to point Leaf Type  Information Icon Simple
Bark gray/brown or green, smooth, becoming rough/shaggy with age
Budopposite or whorled; false terminal bud; conical Bud Arrangement Information Icon Opposite
Twigmoderately stout, slightly hairy to smooth, gray/brown or green, obvious lenticels
Flowerglobe of many obvious white flowers
Fruitglobe shaped mass of nutlets - often persisting through winter
Fall Colorgreen, brown

Site Characteristics

USDA Zones   info for zones pH LevelsSalt Tolerance
Min Min4.6 SoilModerate
Max Max8.6 SprayLow

Shade ToleranceDrought ToleranceAllelopathy
Unknown Unknown Unknown

Species Status

Nebraska Native Yes Check
U.S. Native Yes Check
Region of OriginUnited States, Canada
More InformationVisit External Site