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Tripleurospermum perforata (Merat) M. Lainz
scentless false mayweed
Symbol: TRPE21
Group: Dicot
Family: Asteraceae
Growth Habit: Forb/herb
Duration: Annual
U.S. Nativity: Introduced
Click on the image below to enlarge it and download a high-resolution TIFF file.
Click on this Line drawing of Tripleurospermum perforata to enlarge it and download a high-resolution TIFF file Matricaria inodora

Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 520. Courtesy of Kentucky Native Plant Society. Scanned by Omnitek Inc. Usage Guidelines.

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Classification Distribution Images Invasive Links More Info Noxious Related Taxa Synonyms Wetland
Plant Images:

View all Tripleurospermum thumbnails at the PLANTS Gallery


Plant Synonyms:
TRPE21 Tripleurospermum perforata (Merat) M. Lainz
 

CHIN7

Chamomilla inodora (L.) Gilib.
 

MAIN12

Matricaria inodora L.
 

MAMAA

Matricaria maritima L. var. agrestis (Knaf) Wilmott
 

MAMAI

Matricaria maritima L. ssp. inodora (L.) Clapham
 

MAPE2

Matricaria perforata Mérat
 

TRIN11

Tripleurospermum inodorum (L.) Schultz-Bip.
More Information
About scentless false mayweed

Link to plant Classification report for Tripleurospermum perforata

Plant source and reference for Tripleurospermum perforata

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State Distributional Map for TRPE21
© Image generated using gd 1.8
Plant Distribution by State

Tripleurospermum perforata (Merat) M. Lainz

TRPE21

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

CT IL KS
MO NH ND
Alabama
Alaska
Colorado
Connecticut
Idaho
Illinois
Iowa
Kansas
Kentucky
Maine
Maryland
Massachusetts
Michigan
Minnesota
Missouri
Montana
Nebraska
Nevada
New Hampshire
New York
North Dakota
Pennsylvania
South Dakota
Utah
Washington
Wisconsin
Wyoming

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Kansas distribution information Missouri distribution information Connecticut distribution information New Hampshire distribution information Illinois distribution information North Dakota distribution information
Related Taxa:
Tripleurospermum perforata (Merat) M. Lainz

View 440 genera in Asteraceae, 2 species in Tripleurospermum

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Classification:
Tripleurospermum perforata (Merat) M. Lainz

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 Tripleurospermum Schultz-Bip. – mayweed
                               Species Tripleurospermum perforata (Merat) M. Lainz – scentless false mayweed

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Noxious Weed Information:
Tripleurospermum perforata (Merat) M. Lainz
The synonym italicized and indented below 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.
Washington:
    Matricaria perforata Mérat
        scentless mayweed     Class C noxious weed

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Invasive Information:
Tripleurospermum perforata (Merat) M. Lainz
    Matricaria perforata Mérat
        scentless mayweed
        German chamomile
The synonyms italicized and indented above are listed as invasive weeds 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 43 States. State agriculture or natural resource departments.
 

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Introduced Information:
Tripleurospermum perforata (Merat) M. Lainz
This plant is introduced to the United States from another country or countries. Click on link below for a partial or complete list of U.S. introduced plants.

List of Invasive PlantsScientific Name = A| B| C| D| E| F| G| H| I| J| K| L| M| N| O| P| Q| R| S| T| U| V| W| X| Y| Z| all
List of Invasive PlantsCommon Name = A| B| C| D| E| F| G| H| I| J| K| L| M| N| O| P| Q| R| S| T| U| V| W| X| Y| Z| all
Note: The complete introduced plant report is 1.4 MB. Download and display times may take 3 to 12 minutes depending on your internet connection, internet traffic, your computer and browser. It may appear your computer has locked up. Task manager may report that Netscape is 'Not Responding'. Typically, Netscape is formatting the report for display, and if you are patient, the final report will appear.

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Wetland Indicator Status:*
Tripleurospermum perforata (Merat) M. Lainz
MAPE2: Matricaria perforata Mérat
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 UPL UPL UPL* FAC NO NO NO NI NI NO UPL NO NO

      *for this plant and/or its synonyms

Wetland Data InformationInterpreting wetland indicator status

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Other Species Accounts and Images:
Tripleurospermum perforata (Merat) M. Lainz

View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 507677.
View species account from Wisconsin State Herbarium (UW-Madison).

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Related Web Sites:
Tripleurospermum perforata (Merat) M. Lainz

    CO-Colorado Weed Management Association
    IL-Weeds of the North Central States
    Saskatchewan Agriculture and Food: weed identification

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