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Helenium amarum (Raf.) H. Rock
yellowdicks

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



Click on the image below to enlarge it and download a high-resolution JPEG file.
Photo of Helenium amarum (Raf.) H. Rock
©Larry Allain. USGS NWRC. Usage Requirements. Any use of copyrighted images requires notification of the copyright holder.
 
More Information:
 

Images:
Helenium amarum (Raf.) H. Rock

Click on a thumbnail to view an image, or see all the Helenium thumbnails at the PLANTS Gallery
View a larger version of this image and Profile page for Helenium amarum (Raf.) H. Rock View a larger version of this image and Profile page for Helenium amarum (Raf.) H. Rock View a larger version of this image and Profile page for Helenium amarum (Raf.) H. Rock
 

Distribution:
Helenium amarum (Raf.) H. Rock

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, CA, CT, FL, GA, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, MS, NC, NE, OH, OK, PA, SC, TN, TX, VA, WI)
 

Related Taxa:
Helenium amarum (Raf.) H. Rock

View 477 genera in Asteraceae, 21 species in Helenium or click below on a thumbnail map or name for species profiles.
Distribution of Helenium amarum (Raf.) H. Rock var. amarum. . Image Available.
Helenium amarum var. amarum
yellowdicks
Distribution of Helenium amarum (Raf.) H. Rock var. badium (A. Gray ex S. Watson) Waterf.. . Image Available.
Helenium amarum var. badium
yellowdicks
Plant is native (blue) Native   Plant is introduced Introduced
Related taxa legend
 

Classification:
Helenium amarum (Raf.) H. Rock

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 Helenium L. – sneezeweed
Species Helenium amarum (Raf.) H. Rock – yellowdicks
 

U.S. Weed Information:
Helenium amarum (Raf.) H. Rock

bitter sneezeweed
yellowdicks

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.

KY        Haragan, P.D. 1991. Weeds of Kentucky and adjacent states: a field guide. The University Press of Kentucky. Lexington, Kentucky. 278pp.
SWSS        Southern Weed Science Society. 1998. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society. Champaign, Illinois.
 

Wetland Indicator Status:
Helenium amarum (Raf.) H. Rock

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
FACU-,FACU FACU- FACU- FACU NO FACU- FACU* NO NO NO NI* NO NO NO
Interpreting Wetland Indicator Status
 

More Accounts and Images:
Helenium amarum (Raf.) H. Rock

View photographs from CalPhotos.

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 36007.

View species account and distribution map from Jepson Interchange (University of California - Berkeley).

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.

 

Related Web Sites:
Helenium amarum (Raf.) H. Rock

IL-Weeds of the North Central States

 
 
Time Generated: 10/09/2008 01:11 AM MDT