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Iva axillaris Pursh
povertyweed
Symbol: IVAX
Group: Dicot
Family: Asteraceae
Growth Habit: Subshrub
Forb/herb
Duration: Perennial
U.S. Nativity: Native
Click on the image below to enlarge it and download a high-resolution JPEG file.
Click on this Photograph of Iva axillaris (povertyweed) to enlarge it and download a high-resolution JPEG file Joe F. Duft. USDA NRCS. 1992. Western wetland flora: Field office guide to plant species. West Region, Sacramento, CA. Courtesy of USDA NRCS Wetland Science Institute. Usage Guidelines.

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Plant Synonyms:
IVAX Iva axillaris Pursh
 

IVAXR

Iva axillaris Pursh ssp. robustior (Hook.) Bassett
 

IVAXR2

Iva axillaris Pursh var. robustior Hook.
More Information
About povertyweed

Link to plant Classification report for Iva axillaris

Plant source and reference for Iva axillaris

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State Distributional Map for IVAX
© Image generated using gd 1.8
Plant Distribution by State

Iva axillaris Pursh

IVAX

See county distributions for the following states by clicking on them below or on the map.

CA KS ND
SD UT*
* Offsite source.
Arizona
California
Colorado
Idaho
Kansas
Minnesota
Montana
Nebraska
Nevada
New Mexico
North Dakota
Oklahoma
Oregon
South Dakota
Texas
Utah
Washington
Wisconsin
Wyoming

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Kansas distribution information California distribution information South Dakota distribution information Utah distribution information linked offsite at Utah State University North Dakota distribution information
Related Taxa:
Iva axillaris Pursh

View 440 genera in Asteraceae, 15 species in Iva

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Classification:
Iva axillaris Pursh

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 Iva L. – marshelder
                               Species Iva axillaris Pursh – povertyweed

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Noxious Weed Information:
Iva axillaris Pursh
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.
California:
        povertyweed     C list (noxious weeds)

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Invasive Information:
Iva axillaris Pursh
        poverty weed
        Iva poverty weed
        poverty sumpweed
        mouseear pvertyweed
        lesser marshelder
        smallflowered marshelder
This plant is considered invasive by 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 invasive plant list, or click here for a composite list of Invasive Plants of the U.S.
STATE   Assorted authors. 200_. State Noxious Weed Lists for 45 States. State agriculture or natural resource departments.
 
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.. 589pp.
 
WSWS   Whitson, T.D. (Ed.) et al.. 1996. Weeds of the West. Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming. Laramie, Wyoming.. 630pp.
 

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Wetland Indicator Status:
Iva axillaris Pursh
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,FACW NO NO NO FACU FAC FAC FAC FACW FAC FAC NO NO NO

Wetland Data InformationInterpreting wetland indicator status

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Other Species Accounts and Images:
Iva axillaris Pursh
View photographs from CalPhotos.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 36033.
View species account from Wisconsin State Herbarium (UW-Madison).

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Related Web Sites:
Iva axillaris Pursh

    Arizona: abstract & image of povertyweed (Iva axillaris)
    USGS - Native Wildflowers of the North Dakota Grasslands: abstract & image

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