USDA and NRCS Identifier NRCS Logo
USDA.gov Web Site PLANTS photo banner
PLANTS Home about PLANTS PLANTS Team Partners of PLANTS What's New at PLANTS National Plant Data Center Web Site Help using PLANTS Contact PLANTS
 
 Search the PLANTS Web site
 Name Search

PLANTS Topics
 
 
PLANTS Image Gallery
 
 
Download PLANTS data
 
 
Related tools
 
 
 
You are here: Home / PLANTS Profile Printer-Friendly Printer-Friendly
PLANTS Profile
Alaska Arizona California Colorado Hawaii Idaho Montana Nevada New Mexico Oregon Utah Washington Wyoming Puerto Rico Virgin Islands Alberta British Columbia Manitoba Labrador Newfoundland Prince Edward Island Saskatchewan Yukon Nunavut Greenland Saint Pierre and Miquelon

 

Ageratina altissima (L.) King & H. Rob.
white snakeroot

       
Symbol:    
Group:    
Family:    
Duration:    
Growth Habit:    
Native Status:  
  
  



 
More Information:
 

Images:
Ageratina altissima (L.) King & H. Rob.

See all the Ageratina thumbnails at the PLANTS Gallery
 

Distribution:
Ageratina altissima (L.) King & H. Rob.

View Native Status
Distribution Map Legend

See U.S. county distributions (when available) by clicking on the map or the linked states below:

USA (AL, AR, CT, DC, DE, FL, GA, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NY, OH, OK, PA, RI, SC, SD, TN, TX, VA, VT, WI, WV), CAN (NB, NS, NT, ON, QC)
 

Related Taxa:
Ageratina altissima (L.) King & H. Rob.

View 478 genera in Asteraceae, 15 species in Ageratina or click below on a thumbnail map or name for species profiles.
Distribution of Ageratina altissima (L.) King & H. Rob. var. altissima. . Image Available.
Ageratina altissima var. altissima
white snakeroot
Distribution of Ageratina altissima (L.) King & H. Rob. var. angustata (A. Gray) Clewell & Woot.. .
Ageratina altissima var. angustata
white snakeroot
Distribution of Ageratina altissima (L.) King & H. Rob. var. roanensis (Small) Clewell & Woot.. . Image Available.
Ageratina altissima var. roanensis
white snakeroot
Plant is native (blue) Native   Plant is introduced Introduced
Related taxa legend
 

Classification:
Ageratina altissima (L.) King & H. Rob.

Click on a scientific name below to expand it in the PLANTS Classification Report.
   
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Asteridae
Order Asterales
Family Asteraceae – Aster family
Genus Ageratina Spach – snakeroot
Species Ageratina altissima (L.) King & H. Rob. – white snakeroot
 

U.S. Weed Information:
Ageratina altissima (L.) King & H. Rob.

Eupatorium rugosum [=AGALA]
richweed
snakeroot
white snakeroot

The related entities and synonyms italicized and indented above 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.

KY        Haragan, P.D. 1991. Weeds of Kentucky and adjacent states: a field guide. The University Press of Kentucky. Lexington, Kentucky.
NE&GP        Stubbendieck, J., G.Y. Friisoe, & M.R. Bolick. 1994. Weeds of Nebraska and the Great Plains. Nebraska Department of Agriculture, Bureau of Plant Industry. Lincoln, Nebraska.
 

Wetland Indicator Status:

NOTE: On June 1, 2012, the 2012 National Wetland Plant List superseded the information below (see Federal Register, May 9, 2012, 77(90): 27210-27214[https://federalregister.gov/a/2012-11176]). For updated wetland information about this species, see the latest wetland list.

Ageratina altissima (L.) King & H. Rob.

Nat. Ind. Reg. 1 Reg. 2 Reg. 3 Reg. 4 Reg. 5 Reg. 6 Reg. 7 Reg. 8 Reg. 9 Reg. 0 Reg. A Reg. C Reg. H
UPL,FAC FACU- FACU- FACU FAC NI UPL NO NO NO NO NO NO NO
Interpreting Wetland Indicator Status
 

More Accounts and Images:
Ageratina altissima (L.) King & H. Rob.

View species account, photographs, and distribution from USF Atlas of Florida Vascular Plants.

View species account from ARS Germplasm Resources Information Network (GRIN).

View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 36466.

View species account and photographs from Lady Bird Johnson Wildflower Center Native Plant Information Network (NPIN).

View photographs and distribution from University of Tennessee Herbarium.

 
 
Time Generated: 01/03/2013 02:33 PM CST