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Ageratina adenophora (Spreng.) R. M. King &. H. Rob.
Eupatorium adenophorum Spreng; Eupatorium glandulosum Kunth; Eupatorium glandulosum Michx; Sticky snakeroot

Life   Plantae   Dicotyledoneae   Asteraceae   Ageratina


Associates · map
FamilyScientific name @ source (records)
Cicadellidae  Empoasca ( @ UCR_ENT (3)
Miridae  Paraproba burkei @ AMNH_PBI (3)

Paraproba fasciata @ AMNH_PBI (1)

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Following modified from Taiwan Biodiversity National Information Network
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Kingdom Plantae  
 Phylum Tracheophyta  
 Class Magnoliopsida  
 Order Asterales  
 Family Asteraceae  
 Genus Ageratina  
  Ageratina adenophora    (Spreng.) R.M. King & H. Rob. 
Provider: Ching-I Peng 
hierarchy tree    download xml    download txt    Chinese Page    
Synonyms: Ageratina trapezoidea Eupatorium adenophorum Eupatorium adenophorum adenophorum Eupatorium adenophorum peruvianum Eupatorium glandulosum Eupatorium pasadenense Eupatorium trapezoideum   details
Citation: Flora of Taiwan 2nd ed. 4: 818, 1998; Wu, S. H., C. F. Hsieh, and Marcel Rejmanek. 2004. Catalogue of the Naturalized Flora of Taiwan. Taiwania
Name Code: 202355
Suggested Link    Discover Life    Flora of Taiwan 2nd eBooks (National Taiwan University)    Nature Campus  
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https://plants.usda.gov/java/profile?symbol=AGAD2 ---> http://plants.usda.gov/core/profile?symbol=AGAD2
http://plants.usda.gov/core/profile?symbol=AGAD2 ---> https://plants.usda.gov/core/profile?symbol=AGAD2
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Ageratina adenophora (Spreng.) R.M. King & H. Rob.
sticky snakeroot

General Information
Symbol: AGAD2
Group: Dicot
Family: Asteraceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : HI   I
L48   I
Data Source and Documentation
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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   




Symbol Scientific Name
EUAD2 Eupatorium adenophorum Spreng.
EUGL8 Eupatorium glandulosum Kunth, non Michx.


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 Asteridae
Order Asterales
Family Asteraceae ⁄ Compositae – Aster family
Genus Ageratina Spach – snakeroot
Species Ageratina adenophora (Spreng.) R.M. King & H. Rob. – sticky snakeroot

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 .
United States : crofton weed Noxious weed
Alabama crofton weed Class A noxious weed
California crofton weed Quarantine
Florida crofton weed Noxious weed
Hawaii croftonweed, Maui pamakani Noxious weed
Massachusetts crofton weed Prohibited
Minnesota crofton weed Prohibited noxious weed
North Carolina sticky snakeroot Class A noxious weed
Oregon crofton weed Quarantine
South Carolina croftonweed Plant pest
Vermont crofton weed Class A noxious weed
U.S. Weed Information
Ageratina adenophora Mexican devil crofton weed 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.
US USDA, Animal and Plant Health Inspection Service (APHIS), Plant Protection and Quarantine (PPQ). 2012. Federal noxious weed list (1 February 2012). USDA, APHIS, PPQ. Washington, DC.
STATE Assorted authors. State noxious weed lists for 46 states . State agriculture or natural resource departments.
Cal-IPC California Invasive Plant Council. 2006. California Invasive Plant Inventory. Cal-IPC Publication 2006-02 (1 February 2007). California Invasive Plant Council. Berkeley, California.
HEAR USDI, Geological Survey. 1999. Information index for selected alien plants in Hawaii (20 October 2003). Hawaiian Ecosystems at Risk Project, Biological Resources Division, Haleakala Field Station. Makawao, Hawaii.

Wetland Status

Interpreting Wetland Status

Top Level Regions
Hawaii FACU
North America
Arid West FACU
Western Mountains, Valleys, and Coast FACU

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (AGAD2)
CalPhotos (AGAD2)
Integrated Taxonomic Information System (AGAD2)
Integrated Taxonomic Information System (EUAD2)
Integrated Taxonomic Information System (EUGL8)
Jepson Interchange (University of California - Berkeley) (AGAD2)
Related Websites
CA-Wildflowers of Southern California (AGAD2)
China-Biological Control (AGAD2)
New Zealand Environment Bay of Plenty: abstract & images (AGAD2)
South Africa-Weed Alert Images (AGAD2)



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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