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Smilax rotundifolia L.
Synonym(s): Smilax rotundifolia var. crenulata, Smilax rotundifolia var. quadrangularis
USDA Symbol: smro
USDA Native Status: L48 (N), CAN (N)
Listed as a threatened species by SARA (Species at Risk ). It is found in Ontario between Niagara and Windsor.
Numerous birds and animals eat common greenbrier fruits. The persistent
fruits are an important late winter and early spring food for wintering
birds including northern cardinals and white-throated sparrows.
Common greenbrier is a pioneer species that forms impenetrable thickets of prickly branches which creates good cover for small mammals and birds. (USDA)
Plant CharacteristicsDuration: Perennial Habit: Shrub Leaf:
Green Autumn Foliage:
Bloom InformationBloom Color: Green , Brown
, WV Canada: NS
, ON Native Habitat:
Growing ConditionsWater Use: Medium
Light Requirement: Sun , Part Shade , Shade
Soil Moisture: Moist
CaCO3 Tolerance: Low
BenefitWarning: Thorns or prickles.
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Pineywoods Native Plant Center
- Nacogdoches, TX
Record Last Modified: 2007-01-01
Research By: TWC Staff