Invasive & Alien

Invasive & Alien


Adoxaceae

moschatel family

Viburnum
Viburnum
 viburnum 
V. dilatatum
linden viburnum
V. lantana
wayfaring tree
V. opulus
guilder-rose
V. x rhytidophylloides
lantanaphyllum viburnum
Amaranthaceae

amaranth family

Amaranthus
Amaranthus
 amaranth 
A. caudatus
purple amaranth
A. cruentus
blood amaranth
A. spinosus
spiny amaranth
Atriplex
Atriplex
 saltbush 
A. patula
common orache
Chenopodium
Chenopodium
 goosefoot 
C. album
lamb's-quarters
Amaryllidaceae

amaryllis & onion family

Allium
Allium
 onion 
A. vineale
wild garlic
Narcissus
Narcissus
 daffodil 
N. poeticus
poet's daffodil
N. pseudonarcissus
common daffodil
Apiaceae

parsley family

Anthriscus
Anthriscus
 chervil 
A. sylvestris
wild chervil
Daucus
Daucus
 celery 
D. carota
queen Anne's lace
Apocynaceae

dogbane family

Vinca
Vinca
 periwinkle 
V. minor
common periwinkle
Asteraceae

aster family

Achillea
Achillea
 yarrow 
Anthemis
Anthemis
 chamomile 
A. arvensis
corn chamomile
Arctium
Arctium
 burdock 
A. lappa
great burdock
A. minus
common burdock
Artemisia
Artemisia
 mugwort 
A. annua
annual wormwood
A. vulgaris
common mugwort
Bellis
Bellis
 lawn daisy 
B. perennis
lawn daisy
Calendula
Calendula
 pot-marigold 
C. officinalis
garden marigold
Centaurea
Centaurea
 knapweed 
C. stoebe
spotted knapweed
Cichorium
Cichorium
 chicory 
C. intybus
common chicory
Cirsium
Cirsium
 thistle 
C. arvense
Canadian thistle
C. vulgare
bull thistle
Coreopsis
Coreopsis
 tickseed 
C. lanceolata
longstalk tickseed
C. tinctoria
golden tickseed
Galinsoga
Galinsoga
 quickweed 
G. quadriradiata
fringed quickweed
Hypochaeris
Hypochaeris
 cat's-ear 
H. radicata
hairy cat's-ear
Lactuca
Lactuca
 lettuce 
L. serriola
prickly lettuce
Lapsana
Lapsana
 nipplewort 
L. communis
common nipplewort
L. vulgare
oxeye daisy
Matricaria
Matricaria
 mayweed 
M. discoidea
pineapple-weed
Pilosella
Pilosella
 hawkweed 
P. aurantiaca
orange hawkweed
P. caespitosa
king-devil
P. officinarum
mouse-ear hawkweed
Scorzoneroides
Scorzoneroides
 hawkbit 
S. autumnalis
autumn hawkbit
Senecio
Senecio
 ragwort 
S. vulgaris
common ragwort
Sonchus
Sonchus
 sowthistle 
S. arvensis
field sowthistle
S. asper
spiny sowthistle
S. oleraceus
common sowthistle
Tanacetum
Tanacetum
 tansy 
T. parthenium
feverfew tansy
T. vulgare
common tansy
Taraxacum
Taraxacum
 dandelion 
T. officinale
common dandelion
Tragopogon
Tragopogon
 goat's-beard 
T. dubius
yellow salsify
T. pratensis
goat's-beard
Tussilago
Tussilago
 coltsfoot 
T. farfara
coltsfoot
Berberidaceae

barberry family

Berberis
Berberis
 barberry 
B. thunbergii
Japanese barberry
B. vulgaris
European barberry
Boraginaceae

forget-me-not family

Echium
Echium
 blueweed 
E. vulgare
viper's bugloss
Lithospermum
Lithospermum
 gromwell 
L. arvense
field gromwell
Myosotis
Myosotis
 forget-me-not 
M. scorpioides
true forget-me-not
M. sylvatica
wood forget-me-not
Pulmonaria
Pulmonaria
 lungwort 
P. saccharata
Bethlehem lungwort
Symphytum
Symphytum
 comfrey 
S. officinale
common comfrey
Brassicaceae

mustard family

Alliaria
Alliaria
 garlic mustard 
A. petiolata
garlic mustard
Barbarea
Barbarea
 yellow rocket 
B. vulgaris
wintercress
Brassica
Brassica
 mustard 
B. nigra
black mustard
Capsella
Capsella
 sheperd's purse 
C. bursa-pastoris
shepherd's purse
Cardamine
Cardamine
 toothwort 
C. hirsuta
hairy bittercress
C. impatiens
narrowleaf bittercress
C. pratensis
pink cuckoo bittercress
Draba
Draba
 whitlowgrass 
D. verna
common whitlowgrass
Erysimum
Erysimum
 wallflower 
E. cheiranthoides
wormseed wallflower
Hesperis
Hesperis
 dame's rocket 
H. matronalis
dame's rocket
Lepidium
Lepidium
 pepperweed 
L. campestre
fieldcress
Lunaria
Lunaria
 moonplant  
L. annua
moneyplant
Rorippa
Rorippa
 yellowcress 
R. sylvestris
creeping yellowcress
Sisymbrium
Sisymbrium
 rocket 
S. altissimum
tall tumble-mustard
Thlaspi
Thlaspi
 pennycress 
T. arvense
field pennycress
Caprifoliaceae

honeysuckle family

Dipsacus
Dipsacus
 teasel 
D. fullonum
wild teasel
Lonicera
Lonicera
 honeysuckle 
L. japonica
Japanese honeysuckle
L. maackii
amur honeysuckle
L. morrowii
Morrow's honeysuckle
L. x bella
Bell's honeysuckle
Valeriana
Valeriana
 valerian 
V. officinalis
common valerian
Caryophyllaceae

pink family

Cerastium
Cerastium
 chickweed 
C. fontanum
common mouse-ear chickweed
Dianthus
Dianthus
 carnation 
D. armeria
Deptford pink
Myosoton
Myosoton
 giant chickweed 
M. aquaticum
giant chickweed
Silene
Silene
 campion 
S. flos-cuculi
ragged robin
S. latifolia
white campion
S. vulgaris
bladder campion
Stellaria
Stellaria
 chickweed 
S. graminea
lesser starwort
S. media
common chickweed
Celastraceae

spindle-tree family

Celastrus
Celastrus
 bittersweet 
C. orbiculatus
Oriental bittersweet
Euonymus
Euonymus
 spindletree 
E. alatus
burning bush
E. europaeus
European spindletree
E. fortunei
winter creeper
Cornaceae

dogwood family

Cornus
Cornus
 dogwood 
C. kousa
kousa dogwood
C. mas
Cornelian cherry
Crassulaceae

orpine family

Sedum
Sedum
 stonecrop 
S. sarmentosum
running stonecrop
Fabaceae

legume family

Lathyrus
Lathyrus
 vetchling 
L. latifolius
everlasting pea
Lespedeza
Lespedeza
 bush-clover 
L. cuniata
Chinese bush-clover
Lotus
Lotus
 birdsfoot trefoil 
L. corniculatus
birdsfoot trefoil
Melilotus
Melilotus
 sweetclover 
M. albus
white sweetclover
M. officinalis
yellow sweetclover
Securigera
Securigera
 crownvetch 
S. varia
crownvetch
Trifolium
Trifolium
 clover 
T. arvense
rabbitfoot clover
T. aureum
large hop clover
T. campestre
low hop clover
T. dubium
lesser hop clover
T. hybridum
alsike clover
T. incarnatum
crimson clover
T. pratense
red clover
T. repens
white clover
Vicia
Vicia
 vetch 
V. cracca
tufted vetch
V. sativa
garden vetch
V. tetrasperma
four-seeded vetch
Geraniaceae

geranium family

Erodium
Erodium
 stork's-bill 
E. cicutarium
redstem stork's-bill
Geranium
Geranium
 cranesbill 
G. sanguineum
bloody cranesbill
G. sibericum
Siberian cranesbill
Haloragaceae

water-milfoil family

Myriophyllum
Myriophyllum
 water-milfoil 
M. spicatum
Eurasian water-milfoil
Hyacinthaceae

hyacinth family

Hyacinthoides
Hyacinthoides
 bluebell 
H. x variabilis
bluebell
Ornithogalum
Ornithogalum
 star-of-Bethlehem 
O. umbellatum
garden star-of-Bethlehem
Scilla
Scilla
 squill 
S. siberica
Siberian squill
Hypericaceae

st. john’s-wort family

Hypericum
Hypericum
 St. John's-wort 
H. perforatum
perforate St. John's-wort
Lamiaceae

mint family

Ajuga
Ajuga
 bugle 
A. reptans
bugleherb
Glechoma
Glechoma
 gill-over-the-ground 
G. hederacea
ground ivy
Lamium
Lamium
 henbit 
L. amplexicaule
common henbit
L. maculatum
spotted deadnettle
L. purpureum
purple deadnettle
Mentha
Mentha
 mint 
M. aquatica
water mint
M. spicata
spearmint
M. x piperita
peppermint
M. x villosa
wooly mint
Nepeta
Nepeta
 catnip 
N. cataria
catnip
Perilla
Perilla
 perilla-mint 
P. frutescens
Korean perilla
Prunella
Prunella
 selfheal 
P. vulgaris
common selfheal
Lythraceae

loosestrife family

Lythrum
Lythrum
 loosestrife 
L. salicaria
purple loosestrife
Malvaceae

mallow family

Abutilon
Abutilon
 Indian mallow 
A. theophrasti
velvetleaf
Althaea
Althaea
 marsh-mallow 
A. officinalis
common marsh-mallow
Hibiscus
Hibiscus
 hibiscus 
H. trionum
Venice rosemallow
Malva
Malva
 mallow 
M. neglecta
common mallow
Menyanthaceae

buckbean family

Nymphoides
Nymphoides
 floating-heart 
N. peltata
yellow floating-heart
Moraceae

mulberry family

Morus
Morus
 mulberry 
M. alba
white mulberry
Oleaceae

olive family

Forsythia
Forsythia
 forsythia 
F. x intermedia
forsythia
Ligustrum
Ligustrum
 privet 
L. obtusifolium
wild privet
L. vulgare
common privet
Syringa
Syringa
 lilac 
S. vulgaris
common lilac
Orchidaceae

orchid family

Epipactis
Epipactis
 helleborine 
E. helleborine
bastard hellebore
Oxalidaceae

woodsorrel family

Oxalis
Oxalis
 woodsorrel 
O. corniculata
creeping yellow woodsorrel
Papaveraceae

poppy family

Chelidonium
Chelidonium
 celandine 
C. majus
greater celandine
Pinaceae

pine family

Larix
Larix
 larch 
L. decidua
European larch
Picea
Picea
 spruce 
P. abies
Norway spruce
Pinus
Pinus
 pine 
P. banksiana
Jack pine
P. sylvestris
Scotch pine
Plantaginaceae

plantain family

Linaria
Linaria
 toadflax 
L. vulgaris
butter-and-eggs
Plantago
Plantago
 plantain 
P. major
broadleaf plantain
Veronica
Veronica
 speedwell 
V. anagallis-aquatica
blue water speedwell
V. arvensis
common speedwell
V. chamaedrys
germander speedwell
V. filiformis
creeping speedwell
V. persica
bird's-eye speedwell
V. polita
gray field speedwell
V. serpyllifolia
thyme-leaved speedwell
Poaceae

grass family

Anthoxanthum
Anthoxanthum
 sweetgrass 
A. odoratum
large sweetgrass
Bromus
Bromus
 brome 
B. commutatus
meadow brome
Dactylis
Dactylis
 orchard grass 
D. glomerata
orchard grass
Elymus
Elymus
 wild-rye 
E. repens
creeping wild-rye
Holcus
Holcus
 velvet grass 
H. lanatus
common velvet grass
Microstegium
Microstegium
 stiltgrass 
M. vimineum
Japanese stiltgrass
Phleum
Phleum
 Timothy 
P. pratense
common Timothy grass
Phragmites
Phragmites
 reed 
P. australis
common reed
Poa
Poa
 bluegrass 
P. bulbosa
bulbous bluegrass
Setaria
Setaria
 foxtail 
S. faberi
nodding foxtail
S. pumila
yellow foxtail
Polygonaceae

buckwheat family

Fagopyrum
Fagopyrum
 buckwheat 
F. esculentum
common buckwheat
Fallopia
Fallopia
 bindweed 
F. convolvulus
black bindweed
F. japonica
Japanese knotweed
Persicaria
Persicaria
 smartweed 
P. longiseta
bristly lady's-thumb
P. maculosa
lady's-thumb
P. perfoliata
Asiatic smartweed
Polygonum
Polygonum
 knotweed 
P. aviculare
dooryard knotweed
Rumex
Rumex
 dock 
R. acetosella
sheep dock
R. crispus
curly dock
R. obtusifolius
bitter dock
Primulaceae

primrose family

Lysimachia
Lysimachia
 loosestrife 
L. arvensis
scarlet pimpernel
L. clethroides
gooseneck loosestrife
L. nummularia
creeping-Charlie
L. punctata
spotted loosestrife
L. vulgaris
garden loosestrife
Ranunculaceae

buttercup family

Anemone
Anemone
 windflower 
A. blanda
Greek windflower
Aquilegia
Aquilegia
 columbine 
A. vulgaris
European columbine
Ficaria
Ficaria
 celandine 
F. verna
lesser celandine
Ranunculus
Ranunculus
 buttercup 
R. acris
tall buttercup
R. bulbosus
bulbous crowfoot
R. repens
creeping buttercup
Rosaceae

rose family

Eranthis
Eranthis
 winter aconite 
E. hyemalis
winter aconite
Malus
Malus
 apple tree 
M. pumila
cultivated apple
M. sieboldii
Siebold's crabapple
Potentilla
Potentilla
 cinquefoil 
P. indica
false strawberry
P. recta
sulfur cinquefoil
Rhodotypos
Rhodotypos
 jetbead 
R. scandens
black jetbead
Rosa
Rosa
 rose 
R. multiflora
multiflora rose
R. rubiginosa
sweetbriar
Rubus
Rubus
 blackberry 
R. caesius
European dewberry
Sorbaria
Sorbaria
 false spiraea 
S. sorbifolia
false spiraea
Rubiaceae

coffee family

Galium
Galium
 bedstraw 
G. mollugo
whorled bedstraw
G. odoratum
sweet woodruff
Ruscaceae

butcher's broom family

Convallaria
Convallaria
 lily-of-the-valley 
C. majalis
European lily-of-the-valley
Solanaceae

nightshade family

Datura
Datura
 jimsonweed 
D. stramonium
jimsonweed
Solanum
Solanum
 nightshade 
S. carolinense
Carolina horse-nettle
S. dulcamara
trailing nightshade
Typhaceae

cattail family

Typha
Typha
 cattail 
T. angustifolia
narrowleaf cattail
Urticaceae

nettle family

Urtica
Urtica
 nettle 
U. dioica
stinging nettle