Missouri Exotic Pest Plants

Category A

Click on to see distribution in Missouri.

Click on to see an image of the plant.

Click on MDC for MDC vegetation management information.

Click on PCA for links to the Plant Conservation Alliance's Alien Plant Working Group: Weeds Gone Wild webpage.

Click on PLANTS for a link to the USDA PLANTS National Database (contains images, plant description, distribution maps, etc.).

MDC

A-1--Widespread, essentially in all counties of Missouri.
Festuca arundinacea	tall fescue	Poaceae	MDC PLANTS
Festuca pratensis	meadow fescue	Poaceae	MDC PLANTS
Lespedeza cuneata	Sericea Lespedeza	Fabaceae	MDC PCA PLANTS
Lonicera japonica	Japanese honeysuckle	Caprifoliaceae	MDC PLANTS
A-2--Regional species invasive in more than 10 Missouri counties.
Alliaria petiolata	garlic mustard	Brassicaceae	MDC PCA PLANTS
Bromus sterilis	bromegrass	Poaceae	PLANTS
Bromus tectorum	thatch bromegrass	Poaceae	PLANTS
Carduus nutans	musk thistle	Asteraceae	MDC PCA PLANTS
Centaurea stoebe	spotted knapweed	Asteraceae
Dioscorea oppositifolia	air-potato	Dioscoreaceae	PLANTS
Elaeagnus umbellata	Autumn Olive	Elaeagnaceae	MDC PLANTS
Euonymus fortunei	wintercreeper	Celastraceae	MDC PCA PLANTS
Lonicera maackii	bush honeysuckle	Caprifoliaceae	MDC PCA PLANTS
Lythrum salicaria	purple loosestrife	Lythraceae	MDC PCA PLANTS
Melilotus albus	sweet clover	Fabaceae	MDC
Melilotus officinalis	sweet clover	Fabaceae	MDC PLANTS
Phalaris arundinacea	reed canary grass	Poaceae *	MDC PLANTS
Securigera varia	purple crown vetch	Fabaceae	MDC PLANTS
Sorghum halepense	Johnson grass	Poaceae	MDC PLANTS
A-3--Regional species invasive in 10 or fewer Missouri counties.
Acer ginnala	amur maple	Aceraceae	PLANTS
Bothriochloa bladhii	Eurasian bluestem	Poaceae	PLANTS
Celastrus orbiculatus	Asian bittersweet	Celastraceae	PCA PLANTS
Ligustrum sinense	Chinese privet	Oleaceae	PLANTS
Lonicera morrowii	Morrow's bush honeysuckle	Caprifoliaceae	PCA PLANTS
Myriophyllum spicatum	Eurasian water-milfoil	Haloragidaceae	PCA PLANTS
Potamogeton crispus	curly pondweed	Potamogetonaceae	PLANTS
Rhamnus cathartica	common buckthorn	Rhamnaceae	MDC PCA PLANTS

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