10264 thumb Invasive Species of Southeast New Hampshire

A short guide to some of the invasive species found in the southeastern corner of New Hampshire (area near Portsmouth).

Small
Asiatic Knotweed 1
Reynoutria japonica
Small
Japanese Hops 2
Humulus japonicus
Small
Norway maple 3
Acer platanoides
Small
Tree of heaven 4
Ailanthus altissima
Small
garlic mustard 5
Alliaria petiolata
Small
European Alder 6
Alnus glutinosa
Small
Japanese barberry 7
Berberis thunbergii
Small
European barberry 8
Berberis vulgaris
Small
Oriental bittersweet 9
Celastrus orbiculatus
Small
spotted knapweed 10
Centaurea stoebe
Small
Black Swallow-wort 11
Vincetoxicum nigrum
Small
European swallow-wort 12
Vincetoxicum rossicum
Small
winged euonymus 13
Euonymus alatus
Small
autumn olive 14
Elaeagnus umbellata
Small
alder buckthorn 15
Frangula alnus
Small
reed meadowgrass 16
Glyceria maxima
Small
Giant Hogweed 17
Heracleum mantegazzianum
Small
dame's rocket 18
Hesperis matronalis
Small
Yellow Iris 19
Iris pseudacorus
Small
Himalayan balsam 20
Impatiens glandulifera
Small
broadleaved pepperweed 21
Lepidium latifolium
Small
Broad-leaf Waterleaf 22
Hydrophyllum canadense
Small
border privet 23
Ligustrum obtusifolium
Small
Common Privet 24
Ligustrum vulgare
Small
Amur honeysuckle 3
Lonicera maackii
Small
Japanese honeysuckle 25
Lonicera japonica
Small
Tatarian honeysuckle 26
Lonicera tatarica
Small
Morrow's honeysuckle 27
Lonicera morrowii
Small
Bell's Honeysuckle 28
Lonicera × bella
Small
creeping Jenny 29
Lysimachia nummularia
Small
Giant Knotweed 30
Reynoutria sachalinensis
Small
kudzu 31
Pueraria montana
Small
Japanese stiltgrass 32
Microstegium vimineum
Small
mile-a-minute weed 33
Persicaria perfoliata
Small
Bohemian Knotweed 34
Reynoutria × bohemica
Small
common buckthorn 35
Rhamnus cathartica
Small
multiflora rose 36
Rosa multiflora
Small
velvetleaf 38
Abutilon theophrasti
Small
Amur Maple 39
Acer ginnala
Small
corn cockle 25
Agrostemma githago
Small
Silver Hairgrass 32
Aira caryophyllea
Small
wild garlic 40
Allium vineale
Small
false indigo 41
Amorpha fruticosa
Small
bitter wintercress 43
Barbarea vulgaris
Small
Brown Mustard 44
Brassica juncea
Small
Black Mustard 45
Brassica nigra
Small
cheatgrass 46
Bromus tectorum
Small
narrow-leaved bittercress 47
Cardamine impatiens
Small
Brown Knapweed 48
Centaurea jacea
Small
black knapweed 25
Centaurea nigra
Small
Greater celandine 49
Chelidonium majus
Small
Marsh Thistle 50
Cirsium palustre
Small
bull thistle 51
Cirsium vulgare
Small
field bindweed 52
Convolvulus arvensis
Small
common broom 53
Cytisus scoparius
Small
Hairy Crabgrass 54
Digitaria sanguinalis
Small
common water hyacinth 55
Eichhornia crassipes
Quack Grass
Elymus repens
Small
Great Willowherb 56
Epilobium hirsutum
Small
broad-leaved helleborine 57
Epipactis helleborine
Small
Spindle 58
Euonymus europaeus
Small
fortune's spindle 59
Euonymus fortunei
Small
Fine-leaved Sheep's-fescue 60
Festuca filiformis
Small
lesser celandine 61
Ficaria verna
Small
Slender Snakecotton 62
Froelichia gracilis
Small
Hedge Bedstraw 58
Galium mollugo
Small
ground-ivy 63
Glechoma hederacea
Small
Orpine 64
Hylotelephium telephium
Small
Kochia scoparia 65
Bassia scoparia
Small
henbit deadnettle 66
Lamium amplexicaule
Small
red deadnettle 67
Lamium purpureum
Small
Fly Honeysuckle 68
Lonicera xylosteum
Small
Large-leaved lupine 69
Lupinus polyphyllus
Small
Lychnis flos-cuculi 70
Silene flos-cuculi
Small
scarlet pimpernel 71
Lysimachia arvensis
Small
Yellow Loosestrife 72
Lysimachia vulgaris
Chinese silver grass
Miscanthus sinensis
Small
Wall Lettuce 73
Mycelis muralis
Small
water forget-me-not 51
Myosotis scorpioides
Small
Narrow-fruited Watercress 74
Nasturtium microphyllum
Small
watercress 75
Nasturtium officinale
Small
Java water-dropwort 76
Oenanthe javanica
Small
low smartweed 77
Persicaria longiseta
Small
Amur Corktree 78
Phellodendron amurense
Small
Wood Meadow-grass 80
Poa nemoralis
Small
white poplar 81
Populus alba
Small
Creeping buttercup 70
Ranunculus repens
Small
Jointed Charlock 82
Raphanus raphanistrum
Small
Yellow Rattle 83
Rhinanthus minor
Small
Sheep's sorrel 84
Rumex acetosella
Small
purple crownvetch 75
Securigera varia
Small
cup plant 36
Silphium perfoliatum
Small
Wild Mustard 85
Sinapis arvensis
Small
Carolina horsenettle 86
Solanum carolinense
Small
bittersweet nightshade 87
Solanum dulcamara
Small
Perennial Sow Thistle 88
Sonchus arvensis
Small
Sorbaria 89
Sorbaria sorbifolia

Edited by Brendon Barnes, some rights reserved (CC BY-NC)

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