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Senecio riddellii Torr. & Gray
Riddell's ragwort
Symbol: SERI2
Group: Dicot
Family: Asteraceae
Growth Habit: Subshrub
Shrub
Forb/herb
Duration: Perennial
U.S. Nativity: Native
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Click on this Photograph of Senecio riddellii (Riddell's ragwort) to download a high-resolution JPEG file Clarence A. Rechenthin. Courtesy of USDA NRCS Texas State Office. Usage Guidelines.

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Plant Synonyms:
SERI2 Senecio riddellii Torr. & Gray
 

SESPF

Senecio spartioides Torr. & Gray var. fremontii (Torr. & Gray) Greenm. ex L.O. Williams
 

SESPP3

Senecio spartioides Torr. & Gray var. parksii (Cory) Shinners
More Information
About Riddell's ragwort

Link to plant Classification report for Senecio riddellii

Plant source and reference for Senecio riddellii

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State Distributional Map for SERI2
© Image generated using gd 1.8
Plant Distribution by State

Senecio riddellii Torr. & Gray

SERI2

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

KS SD
Arizona
Colorado
Kansas
Nebraska
New Mexico
Oklahoma
South Dakota
Texas
Wyoming

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Kansas distribution information South Dakota distribution information
Related Taxa:
Senecio riddellii Torr. & Gray

View 440 genera in Asteraceae, 61 species in Senecio

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Classification:
Senecio riddellii Torr. & Gray

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 Senecio L. – ragwort
                               Species Senecio riddellii Torr. & Gray – Riddell's ragwort

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Invasive Information:
Senecio riddellii Torr. & Gray
        Riddell groundsel
        Riddell ragwort
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.
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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Other Species Accounts and Images:
Senecio riddellii Torr. & Gray

View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 36176.

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