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Celastrus orbiculatus Thunb.
Oriental Bittersweet

Life   Plantae   Dicotyledoneae   Celastraceae   Celastrus

Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 7
Celastrus orbiculatus

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Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 4
Celastrus orbiculatus
Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 4
Celastrus orbiculatus

Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 4
Celastrus orbiculatus
Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 4
Celastrus orbiculatus

Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 4
Celastrus orbiculatus
Celastrus orbiculatus, Oriental Bittersweet
© Copyright Sheryl Pollock 2011 · 4
Celastrus orbiculatus, Oriental Bittersweet

Celastrus orbiculatus
© Copyright Bobby Hattaway 2011 · 4
Celastrus orbiculatus
Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 3
Celastrus orbiculatus

Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 3
Celastrus orbiculatus
Celastrus orbiculatus
© Les Mehrhoff, 2008-2010 · 3
Celastrus orbiculatus

Celastrus orbiculatus, leaf
© Discover Life, 2000-2013 · 1
Celastrus orbiculatus, leaf
Celastrus orbiculatus, berries
© Discover Life, 2000-2013 · 1
Celastrus orbiculatus, berries

Associates · map
FamilyScientific name @ source (records)
Aphididae  Aphis ( @ NCSU_ENT (4)
Botryosphaeriaceae  Botryosphaeria dothidea @ BPI (1)
Membracidae  Spissistilus festinus @ UDCC_TCN (2)

Stictocephala brevitylus @ UDCC_TCN (1)
Miridae  Deraeocoris ruber @ NCSU (1)

Taedia hawleyi @ NCSU_ENT (2)

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Following served from Trees and Shrubs of the University of Richmond
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Following modified from PCA Alien Plant Working Group
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Following modified from Global Invasive Species Team, The Nature Conservancy
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Following modified from Virginia Tech Dendrology
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Following modified from Delaware Wildflowers
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Delaware Wildflowers  •  Scientific names

Celastrus orbiculatus Thunb. Oriental Bittersweet
Celastraceae — Bittersweet family
Invasive non-native
Celastrus orbiculatus
The backyard
May 2003 Celastrus orbiculatus
This plant is a bad weed in Delaware.  The similar native bittersweet, Celastrus scandens , is virtually gone. White Clay Creek State Park -- Pump House Road
November 2006 Celastrus orbiculatus
Pistillate flowers
Celastrus orbiculatus
Staminate flowers White Clay Creek State Park -- Creek Road
May 2016

Search Google Delaware USDA

Photos copyright David G. Smith

Delaware Wildflowers main page

Following modified from Plants Database, United States Department of Agriculture
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http://plants.usda.gov/java/profile?symbol=CEOR7 ---> https://plants.usda.gov/java/profile?symbol=CEOR7
https://plants.usda.gov/java/profile?symbol=CEOR7 ---> http://plants.usda.gov/core/profile?symbol=CEOR7
http://plants.usda.gov/core/profile?symbol=CEOR7 ---> https://plants.usda.gov/core/profile?symbol=CEOR7
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Celastrus orbiculatus Thunb.
Oriental bittersweet

Image of Celastrus orbiculatus

General Information
Symbol: CEOR7
Group: Dicot
Family: Celastraceae
Duration: Perennial
Growth Habit : Vine
Native Status : CAN   I
L48   I
Data Source and Documentation
About our new maps
Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   


click on a thumbnail to view an image, or see all the Celastrus thumbnails at the Plants Gallery

©Richard A. Howard. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection . Location unknown; C. orbiculatus at left, C. scandens at right. Usage Requirements .



Symbol Scientific Name Other Common Names
CEOR Celastrus orbiculata Thunb., orth. var. Asian bittersweet
Oriental bittersweet


Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Rosidae
Order Celastrales
Family Celastraceae – Bittersweet family
Genus Celastrus L. – bittersweet
Species Celastrus orbiculatus Thunb. – Oriental bittersweet

Subordinate Taxa

This plant has no children

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds .
Connecticut oriental bittersweet Invasive, banned
Massachusetts Oriental bittersweet, Asian or Asiatic bittersweet Prohibited
New Hampshire Oriental bittersweet Prohibited invasive Species
North Carolina Oriental bittersweet Class C noxious weed
Vermont Oriental bittersweet Class B noxious weed
U.S. Weed Information
Celastrus orbiculatus Asiatic bittersweet Oriental bittersweet This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
STATE Assorted authors. State noxious weed lists for 46 states . State agriculture or natural resource departments.
N'EAST Uva, R.H., J.C. Neal,and J.M. DiTomaso. 1997. Weeds of the Northeast . Cornell University Press. Ithaca, New York.
SEEPPC Southeast Exotic Pest Plant Council. 1996. Invasive exotic pest plants in Tennessee (19 October 1999). Research Committee of the Tennessee Exotic Pest Plant Council. Tennessee.
WI Hoffman, R.and K. Kearns (eds.). 1997. Wisconsin manual of control recommendations for ecologically invasive plants . Wisconsin Dept. Natural Resources. Madison, Wisconsin.

Wetland Status

Interpreting Wetland Status

North America
Atlantic and Gulf Coastal Plain FACU
Eastern Mountains and Piedmont FACU
Great Plains UPL
Midwest UPL
Northcentral & Northeast UPL

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (CEOR7)
Integrated Taxonomic Information System (CEOR)
Integrated Taxonomic Information System (CEOR7)
USDA Forest Service Fire Effects Information System (CEOR7)
University of Tennessee Herbarium (Distribution) (CEOR7)
University of Wisconsin - Stevens Point Freckmann Herbarium (CEOR7)
Related Websites
CT-USDA NRCS Invasive Species Identification Sheets (CEOR7)
MA-Massachusetts Non-Native Plant Introductions (CEOR7)
ME-Invasive Plant Fact Sheets (DNR) (CEOR7)
NPCI Alien Plant Working Group: abstract & image (CEOR7)
The Nature Conservancy: Wildland Weeds Management & Research Program (CEOR7)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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