buttonbush Rubiaceae Cephalanthus
|Leaf: Opposite or whorled, elliptical, pointed tip, entire margins, 3 to 5 inches long, shiny dark green above.
Flower: Small, white tubular flowers occur in a dense round (1 inch across) cluster at the end of a slender 1 to 2 inch stalk, appear mid-summer.
Fruit: Round cluster of nuttlets (each 1/4'' long), dark brown, mature late summer to fall.
Twig: Slender to moderately stout, dark reddish brown, speckled with lighter, elongated lenticels; tips of twigs typically die back; lateral buds small and embedded in bark, leaf scar "D"-shaped or nearly round with a single "U"-shaped bundle scar.
Bark: Thin and smooth on young stems, becoming fissured and scaly.
Form: Upright, multiple branching shrub, may reach 25 feet in height.
Looks like: silky dogwood
- common sweetshrub
| Additional Range Information:
Cephalanthus occidentalis is native to North America.
Range may be expanded by planting.
See states reporting buttonbush.
| External Links:
USDA Plants Database
|© Copyright 2016, Virginia Tech|
Dept. of Forest Resources
and Environmental Conservation,
all rights reserved.
Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson