Category A

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Plant species that are invading and disrupting native plant communities in Missouri.

Click on to see distribution in Missouri.
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Click on for MDC vegetation management information.


A-1--Widespread, essentially in all counties of Missouri.

Festuca arundinacea   tall fescue  Poaceae 
Festuca pratensis  meadow fescue  Poaceae
Lespedeza cuneata  Fabaceae  
Lonicera japonica  Japanese honeysuckle  Caprifoliaceae  

A-2--Regional species invasive in more than 10 Missouri counties.

Alliaria petiolata  garlic mustard  Brassicaceae  
Bromus sterilis  bromegrass  Poaceae
Bromus tectorum  thatch bromegrass  Poaceae
Carduus nutans  musk thistle  Asteraceae 
Centaurea stoebe  spotted knapweed  Asteraceae
Dioscorea oppositifolia  air-potato  Dioscoreaceae
Elaeagnus umbellata  Elaeagnaceae 
Euonymus fortunei  Celastraceae 
Lonicera maackii  Caprifoliaceae 
Lythrum salicaria purple loosestrife Lythraceae 
Melilotus albus  Fabaceae 
Melilotus officinalis  Fabaceae 
Phalaris arundinacea  Poaceae*  
Securigera varia  crown vetch  Fabaceae 
Sorghum halepense  Poaceae  

A-3--Regional species invasive in 10 or fewer Missouri counties.

Acer ginnala  amur maple  Aceraceae
Bothriochloa bladhii  Poaceae 
Celastrus orbiculatus   Asian bittersweet  Celastraceae
Ligustrum sinense  privet  Oleaceae
Lonicera morrowii  Morrow's bush honeysuckle  Caprifoliaceae 
Myriophyllum spicatum  Eurasian watermilfoil  Haloragidaceae
Potamogeton crispus  curly pondweed  Potamogetonaceae
Rhamnus cathartica  common buckthorn  Rhamnaceae 

 

*native to certain areas of Missouri, but some populations in non-native areas.