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Quiet Invasion: Invasive Plants & Animals of the Houston Galveston Region & Upper Texas Coast

The species listed in this field guide are identified by the Houston Advanced Research Center (HARCresearch.org) as current or potential invasive species (plants and animals) in the Houston-Galveston region, Lower Galveston Bay Watershed and Upper Texas Coast. For more information, visit ...more ↓

air potato 1
Dioscorea bulbifera
Alligator weed 2
Alternanthera philoxeroides
Italian Ryegrass 3
Lolium multiflorum
Bahia grass 4
Paspalum notatum
Balloon Vine 5
Cardiospermum halicacabum
Brazilian pepper tree 6
Schinus terebinthifolius
Brazilian Vervain 7
Verbena brasiliensis
Bushkiller 8
Cayratia japonica
Castor Oil Plant 9
Ricinus communis
Chinaberry 10
Melia azedarach
Chinese Elm 11
Ulmus parvifolia
Chinese privet 12
Ligustrum sinense
Japanese Privet 13
Ligustrum japonicum
Quihoui privet 14
Ligustrum quihoui
Glossy Privet 15
Ligustrum lucidum
Chinese Tallow 16
Triadica sebifera
Chinese wisteria 17
Wisteria sinensis
Cogon Grass 18
Imperata cylindrica
Common Water Hyacinth 19
Eichhornia crassipes
anchored water hyacinth 20
Eichhornia azurea
Deep-Rooted Sedge 21
Cyperus entrerianus
Taro 22
Colocasia esculenta
Eurasian Water-milfoil 23
Myriophyllum spicatum
Spirodela oligorrhiza
giant reed 3
Arundo donax
fishpole bamboo 16
Phyllostachys aurea
goldenrain tree 24
Koelreuteria paniculata
guinea grass 25
Urochloa maxima
Hedge Bindweed 26
Calystegia sepium
Hydrilla 27
Hydrilla verticillata
Cuscuta japonica 28
Japanese honeysuckle 29
Lonicera japonica
Johnson grass 30
Sorghum halepense
Sheda Grass 3
Dichanthium annulatum
Angleton Bluestem 31
Dichanthium aristatum
Bothriochloa ischaemum var. songarica
Bothriochloa ischaemum songarica
Kudzu 32
Pueraria montana
common lantana 33
Lantana camara
Lilac chaste tree 11
Vitex agnus-castus
Macartney's rose 34
Rosa bracteata
Broad-leaved Paperbark 15
Melaleuca quinquenervia
Persian Silk Tree 35
Albizia julibrissin
multiflora rose 36
Rosa multiflora
Heavenly bamboo 12
Nandina domestica
Pampas Grass 37
Cortaderia selloana
Purple-loosestrife 38
Lythrum salicaria
scarlet sesban 39
Sesbania punicea
saltcedar 40
Tamarix ramosissima
Nassella Tussock 41
Nassella trichotoma
Torpedo grass 42
Panicum repens
tree of heaven 43
Ailanthus altissima
Poncirus trifoliata 44
Citrus trifoliata
Tropical Soda-Apple 45
Solanum viarum
Vasey Grass 46
Paspalum urvillei
Water Lettuce 47
Pistia stratiotes

Edited by Lisa Gonzalez and HARC-Houston Advanced Research Center, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) 106611639464075912591, some rights reserved (CC BY-NC-SA), uploaded by 106611639464075912591
  • 2. (c) eyeweed, some rights reserved (CC BY-NC-ND)
  • 3. (c) Harry Rose, some rights reserved (CC BY)
  • 4. (c) Sunnetchan, some rights reserved (CC BY-NC-SA), uploaded by Sunnetchan
  • 5. (c) Gerrit Davidse, some rights reserved (CC BY-NC-SA)
  • 6. (c) João Medeiros, some rights reserved (CC BY)
  • 7. (c) PINKÉ, some rights reserved (CC BY-NC)
  • 8. (c) harum.koh, some rights reserved (CC BY-SA)
  • 9. (c) Joshua Tewksbury, some rights reserved (CC BY-NC-SA), uploaded by Joshua Tewksbury
  • 10. (c) .Bambo., some rights reserved (CC BY-NC-SA)
  • 11. (c) Maggie, some rights reserved (CC BY-NC)
  • 12. (c) Kai Yan, Joseph Wong, some rights reserved (CC BY-NC-SA)
  • 13. (c) Kenpei, some rights reserved (CC BY-SA)
  • 14. (c) Jim Varnum, some rights reserved (CC BY-NC), uploaded by Jim Varnum
  • 15. (c) mauroguanandi, some rights reserved (CC BY)
  • 16. (c) KENPEI, some rights reserved (CC BY-SA)
  • 17. (c) Du-Sa-Ni-Ma, some rights reserved (CC BY-NC)
  • 18. (c) Michael P. Riggs, some rights reserved (CC BY-NC), uploaded by Michael P. Riggs
  • 19. (c) Gustavo Durán, some rights reserved (CC BY-NC-SA)
  • 20. (c) Smithsonian Institution, National Museum of Natural History, Department of Botany, some rights reserved (CC BY-NC-SA)
  • 21. (c) Cullen Hanks, some rights reserved (CC BY-NC), uploaded by Cullen Hanks
  • 22. (c) Bob O'Kennon, some rights reserved (CC BY-NC), uploaded by Bob O'Kennon
  • 23. (c) John Hilty, some rights reserved (CC BY-NC)
  • 24. (c) Tim Waters, some rights reserved (CC BY-NC-ND)
  • 25. (c) WMPann, some rights reserved (CC BY)
  • 26. (c) Joshua Mayer, some rights reserved (CC BY-SA)
  • 27. (c) Reinaldo Aguilar, some rights reserved (CC BY-NC-SA)
  • 28. (c) H.T.Cheng, some rights reserved (CC BY-NC), uploaded by H.T.Cheng
  • 29. (c) CameliaTWU (away for a while), some rights reserved (CC BY-NC-ND)
  • 30. (c) the weed one, some rights reserved (CC BY-NC-SA)
  • 31. (c) Anna Livia Singer, some rights reserved (CC BY-NC-ND), uploaded by Anna Livia Singer
  • 32. (c) Matt Lavin, some rights reserved (CC BY-SA)
  • 33. (c) Diego Sevilla Ruiz, some rights reserved (CC BY-NC)
  • 34. (c) Real Jardín Botánico, some rights reserved (CC BY-NC-ND)
  • 35. (c) Martin LaBar, some rights reserved (CC BY-NC)
  • 36. (c) wplynn, some rights reserved (CC BY-ND)
  • 37. (c) Hindrik Sijens, some rights reserved (CC BY-NC-SA)
  • 38. (c) bwhiteley, some rights reserved (CC BY-NC), uploaded by bwhiteley
  • 39. (c) Eric Hunt, some rights reserved (CC BY-NC-ND)
  • 40. (c) mcsulliva, some rights reserved (CC BY-NC)
  • 41. (c) Jon Sullivan, some rights reserved (CC BY)
  • 42. (c) Tony Rodd, some rights reserved (CC BY-NC-SA)
  • 43. (c) jscior28, some rights reserved (CC BY-NC)
  • 44. (c) Leonora Enking, some rights reserved (CC BY-SA)
  • 45. (c) J. Jeffrey Mullahey, University of Florida, Bugwood.org, some rights reserved (CC BY)
  • 46. (c) Bart Wursten, some rights reserved (CC BY-NC)
  • 47. (c) Mary Keim, some rights reserved (CC BY-NC-SA)

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