Invasive Species of Southeast New Hampshire

Asiatic Knotweed
Reynoutria japonica 1
Japanese Hops
Humulus japonicus 2
Norway maple
Acer platanoides 3
Tree of heaven
Ailanthus altissima 4
garlic mustard
Alliaria petiolata 5
European Alder
Alnus glutinosa 6
Japanese barberry
Berberis thunbergii 7
European barberry
Berberis vulgaris 8
Oriental bittersweet
Celastrus orbiculatus 9
spotted knapweed
Centaurea stoebe 10
Black Swallow-wort
Vincetoxicum nigrum 11
European swallow-wort
Vincetoxicum rossicum 12
winged euonymus
Euonymus alatus 13
autumn olive
Elaeagnus umbellata 14
alder buckthorn
Frangula alnus 15
reed meadowgrass
Glyceria maxima 16
Giant Hogweed
Heracleum mantegazzianum 17
dame's rocket
Hesperis matronalis 18
Yellow Iris
Iris pseudacorus 19
Himalayan balsam
Impatiens glandulifera 20
broadleaved pepperweed
Lepidium latifolium 21
Broad-leaf Waterleaf
Hydrophyllum canadense 22
border privet
Ligustrum obtusifolium 23
Common Privet
Ligustrum vulgare 24
Amur honeysuckle
Lonicera maackii 3
Japanese honeysuckle
Lonicera japonica 25
Tatarian honeysuckle
Lonicera tatarica 26
Morrow's honeysuckle
Lonicera morrowii 27
Bell's Honeysuckle
Lonicera × bella 28
creeping Jenny
Lysimachia nummularia 29
Giant Knotweed
Reynoutria sachalinensis 30
kudzu
Pueraria montana 31
Japanese stiltgrass
Microstegium vimineum 32
mile-a-minute weed
Persicaria perfoliata 33
Bohemian Knotweed
Reynoutria × bohemica 34
common buckthorn
Rhamnus cathartica 35
multiflora rose
Rosa multiflora 36
Cirsium vulgare (Savi) Ten.
Vireo caribaeus 37
velvetleaf
Abutilon theophrasti 38
Amur Maple
Acer ginnala 39
corn cockle
Agrostemma githago 25
Silver Hairgrass
Aira caryophyllea 32
wild garlic
Allium vineale 40
false indigo
Amorpha fruticosa 41
Japanese angelica tree
Aralia elata 42
bitter wintercress
Barbarea vulgaris 43
Brown Mustard
Brassica juncea 44
Black Mustard
Brassica nigra 45
cheatgrass
Bromus tectorum 46
narrow-leaved bittercress
Cardamine impatiens 47
Brown Knapweed
Centaurea jacea 48
black knapweed
Centaurea nigra 25
Greater celandine
Chelidonium majus 49
Marsh Thistle
Cirsium palustre 50
bull thistle
Cirsium vulgare 51
field bindweed
Convolvulus arvensis 52
common broom
Cytisus scoparius 53
Hairy Crabgrass
Digitaria sanguinalis 54
common water hyacinth
Eichhornia crassipes 55
Quack Grass
Elymus repens
Great Willowherb
Epilobium hirsutum 56
broad-leaved helleborine
Epipactis helleborine 57
Spindle
Euonymus europaeus 58
fortune's spindle
Euonymus fortunei 59
Fine-leaved Sheep's-fescue
Festuca filiformis 60
lesser celandine
Ficaria verna 61
Slender Snakecotton
Froelichia gracilis 62
Hedge Bedstraw
Galium mollugo 58
ground-ivy
Glechoma hederacea 63
Orpine
Hylotelephium telephium 64
Kochia scoparia
Bassia scoparia 65
henbit deadnettle
Lamium amplexicaule 66
red deadnettle
Lamium purpureum 67
Fly Honeysuckle
Lonicera xylosteum 68
Large-leaved lupine
Lupinus polyphyllus 69
Lychnis flos-cuculi
Silene flos-cuculi 70
scarlet pimpernel
Lysimachia arvensis 71
Yellow Loosestrife
Lysimachia vulgaris 72
Chinese silver grass
Miscanthus sinensis
Wall Lettuce
Mycelis muralis 73
water forget-me-not
Myosotis scorpioides 51
Narrow-fruited Watercress
Nasturtium microphyllum 74
watercress
Nasturtium officinale 75
Java water-dropwort
Oenanthe javanica 76
low smartweed
Persicaria longiseta 77
Amur Corktree
Phellodendron amurense 78
Flattened Meadow-grass
Poa compressa 79
Wood Meadow-grass
Poa nemoralis 80
white poplar
Populus alba 81
Creeping buttercup
Ranunculus repens 70
Jointed Charlock
Raphanus raphanistrum 82
Yellow Rattle
Rhinanthus minor 83
Sheep's sorrel
Rumex acetosella 84
purple crownvetch
Securigera varia 75
cup plant
Silphium perfoliatum 36
Wild Mustard
Sinapis arvensis 85
Carolina horsenettle
Solanum carolinense 86
bittersweet nightshade
Solanum dulcamara 87
Perennial Sow Thistle
Sonchus arvensis 88
Sorbaria
Sorbaria sorbifolia 89
tansy
Tanacetum vulgare 90
colt's-foot
Tussilago farfara 83
common valerian
Valeriana officinalis 25
lesser periwinkle
Vinca minor 91
Photos:
  • 1. (c) Maja Dumat, some rights reserved (CC BY)
  • 2. (c) Melinda Fawver, some rights reserved (CC BY-NC), uploaded by Melinda Fawver
  • 3. (c) Sara Rall, some rights reserved (CC BY-NC), uploaded by Sara Rall
  • 4. (c) Mattia Menchetti, some rights reserved (CC BY), uploaded by Mattia Menchetti
  • 5. (c) 57Andrew, some rights reserved (CC BY-NC-ND)
  • 6. (c) AnneTanne, some rights reserved (CC BY-NC-SA)
  • 7. (c) James Gaither, some rights reserved (CC BY-NC-ND)
  • 8. (c) Werner Witte, some rights reserved (CC BY-NC)
  • 9. (c) sara, some rights reserved (CC BY-NC), uploaded by sara
  • 10. (c) Kutushev Radik, some rights reserved (CC BY-NC), uploaded by Kutushev Radik
  • 11. (c) jacinta lluch valero, some rights reserved (CC BY-SA)
  • 12. (c) Don Sutherland, some rights reserved (CC BY-NC), uploaded by Don Sutherland
  • 13. (c) Claire O'Neill, some rights reserved (CC BY-NC), uploaded by Claire O'Neill
  • 14. (c) D.J. McNeil, some rights reserved (CC BY-NC), uploaded by D.J. McNeil
  • 15. (c) Sten Porse, some rights reserved (CC BY-SA)
  • 16. (c) anonymous, some rights reserved (CC BY-SA)
  • 17. (c) Nova Patch (they/them), some rights reserved (CC BY-SA), uploaded by Nova Patch (they/them)
  • 18. (c) Owen Wolter, some rights reserved (CC BY-NC-ND)
  • 19. (c) Rita Willaert, some rights reserved (CC BY-NC)
  • 20. (c) Roy Wichert-Gonsalves, some rights reserved (CC BY-NC-ND)
  • 21. (c) Jenn Forman Orth, some rights reserved (CC BY-NC-SA)
  • 22. (c) Jonathan (JC) Carpenter, some rights reserved (CC BY-NC), uploaded by Jonathan (JC) Carpenter
  • 23. (c) Dalgial, some rights reserved (CC BY-SA)
  • 24. (c) nidge, some rights reserved (CC BY-NC), uploaded by nidge
  • 25. (c) Anita, some rights reserved (CC BY-NC-SA)
  • 26. (c) Leo Papandreou, some rights reserved (CC BY-NC-SA)
  • 27. (c) Tyler Christensen, some rights reserved (CC BY-NC), uploaded by Tyler Christensen
  • 28. (c) Cody Hough, some rights reserved (CC BY-NC-SA)
  • 29. (c) Mark Denovich, some rights reserved (CC BY-NC-SA)
  • 30. (c) own work, some rights reserved (CC BY-SA)
  • 31. (c) Matt Lavin, some rights reserved (CC BY-SA)
  • 32. (c) botanygirl, some rights reserved (CC BY), uploaded by botanygirl
  • 33. (c) Vilseskogen, some rights reserved (CC BY-NC-SA)
  • 34. (c) Sergey Mayorov, some rights reserved (CC BY-NC), uploaded by Sergey Mayorov
  • 35. (c) JanetandPhil, some rights reserved (CC BY-NC-ND)
  • 36. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
  • 37. (c) thibaudaronson, some rights reserved (CC BY-SA), uploaded by thibaudaronson
  • 38. (c) John Beetham, some rights reserved (CC BY-NC-SA)
  • 39. (c) TreesOfTheWorld.net, some rights reserved (CC BY-NC-SA)
  • 40. (c) Jason Sturner, some rights reserved (CC BY)
  • 41. (c) Susan Elliott, some rights reserved (CC BY-NC), uploaded by Susan Elliott
  • 42. (c) Stephanie Lorek, some rights reserved (CC BY-NC), uploaded by Stephanie Lorek
  • 43. (c) amlambert11, some rights reserved (CC BY-NC), uploaded by amlambert11
  • 44. (c) Dinesh Valke, some rights reserved (CC BY-NC-SA)
  • 45. no rights reserved, uploaded by Jesse Rorabaugh
  • 46. (c) Biopix, some rights reserved (CC BY-NC)
  • 47. (c) Fluff Berger, some rights reserved (CC BY-SA), uploaded by Fluff Berger
  • 48. (c) Dendroica cerulea, some rights reserved (CC BY)
  • 49. (c) revaz, some rights reserved (CC BY-NC), uploaded by revaz
  • 50. (c) Peter Hanegraaf, some rights reserved (CC BY-NC-ND)
  • 51. (c) beautifulcataya, some rights reserved (CC BY-NC-ND)
  • 52. (c) Michael Kappel, some rights reserved (CC BY-NC)
  • 53. (c) wayne tucker, some rights reserved (CC BY-ND)
  • 54. (c) aarongunnar, some rights reserved (CC BY), uploaded by aarongunnar
  • 55. (c) Gustavo Durán, some rights reserved (CC BY-NC-SA)
  • 56. (c) José María Escolano, some rights reserved (CC BY-NC-SA)
  • 57. (c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools
  • 58. (c) Bonnie Kinder, some rights reserved (CC BY-NC), uploaded by Bonnie Kinder
  • 59. (c) Melissa McMasters, some rights reserved (CC BY)
  • 60. (c) Petr Filippov, some rights reserved (CC BY-SA)
  • 61. (c) Bernard Picton, some rights reserved (CC BY), uploaded by Bernard Picton
  • 62. (c) Linda Jo Conn, some rights reserved (CC BY-NC), uploaded by Linda Jo Conn
  • 63. (c) jadesmith, some rights reserved (CC BY-NC), uploaded by jadesmith
  • 64. (c) Juha Kinnunen, some rights reserved (CC BY-NC), uploaded by Juha Kinnunen
  • 65. (c) Patrick Alexander, some rights reserved (CC BY-NC-ND)
  • 66. (c) Kostas Zontanos, some rights reserved (CC BY-NC), uploaded by Kostas Zontanos
  • 67. (c) Bastiaan, some rights reserved (CC BY-NC-ND)
  • 68. (c) else15, some rights reserved (CC BY-NC), uploaded by else15
  • 69. (c) kevinhintsa, some rights reserved (CC BY-NC), uploaded by kevinhintsa
  • 70. (c) AnneTanne, some rights reserved (CC BY-NC)
  • 71. (c) Bas Kers (NL), some rights reserved (CC BY-NC-SA)
  • 72. (c) Mick Talbot, some rights reserved (CC BY-NC-SA)
  • 73. (c) Kristian Peters, some rights reserved (CC BY-NC-SA)
  • 74. (c) bbi2, some rights reserved (CC BY-NC), uploaded by bbi2
  • 75. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
  • 76. (c) Kim, Hyun-tae, some rights reserved (CC BY), uploaded by Kim, Hyun-tae
  • 77. (c) harum.koh, some rights reserved (CC BY-SA), uploaded by harum.koh
  • 78. (c) Ryan Somma, some rights reserved (CC BY)
  • 79. (c) Bas Kers, some rights reserved (CC BY-NC-SA)
  • 80. (c) anonymous, some rights reserved (CC BY-NC)
  • 81. (c) Sarah Gregg, some rights reserved (CC BY-NC-SA)
  • 82. (c) Dawn Endico, some rights reserved (CC BY-SA)
  • 83. (c) Steve Chilton, some rights reserved (CC BY-NC-ND)
  • 84. (c) randomtruth, some rights reserved (CC BY-NC-SA)
  • 85. (c) Ferran Turmo Gort, some rights reserved (CC BY-NC-SA)
  • 86. (c) zen Sutherland, some rights reserved (CC BY-NC-SA)
  • 87. (c) Sander Bos, some rights reserved (CC BY-NC-ND)
  • 88. (c) Frank Mayfield, some rights reserved (CC BY-SA)
  • 89. (c) Kerry Woods, some rights reserved (CC BY-NC-ND)
  • 90. (c) Kingsbrae Garden, some rights reserved (CC BY-NC-SA)
  • 91. (c) edgeplot, some rights reserved (CC BY-NC-SA)

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

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