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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 ↓

All 111
Invasive or native
Invasive 111

Italian Ryegrass ¹
Lolium multiflorum

Bahia grass ²
Paspalum notatum

Cogon Grass ³
Imperata cylindrica

Deep-Rooted Sedge ⁴
Cyperus entrerianus

giant reed ¹
Arundo donax

fishpole bamboo ⁵
Phyllostachys aurea

guinea grass ⁶
Urochloa maxima

Johnson grass ⁷
Sorghum halepense

Sheda Grass ¹
Dichanthium annulatum

Angleton Bluestem ⁸
Dichanthium aristatum

Bothriochloa ischaemum var. songarica
Bothriochloa ischaemum songarica

Pampas Grass ⁹
Cortaderia selloana

Nassella Tussock ¹⁰
Nassella trichotoma

Torpedo grass ¹¹
Panicum repens

Vasey Grass ¹²
Paspalum urvillei

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

Photo Credits

1. (c) Harry Rose, some rights reserved (CC BY)
2. (c) Sunnetchan, some rights reserved (CC BY-NC-SA), uploaded by Sunnetchan
3. (c) Michael P. Riggs, some rights reserved (CC BY-NC), uploaded by Michael P. Riggs
4. (c) Cullen Hanks, some rights reserved (CC BY-NC), uploaded by Cullen Hanks
5. (c) KENPEI, some rights reserved (CC BY-SA)
6. (c) WMPann, some rights reserved (CC BY)
7. (c) the weed one, some rights reserved (CC BY-NC-SA)
8. (c) Anna Livia Singer, some rights reserved (CC BY-NC-ND), uploaded by Anna Livia Singer
9. (c) Hindrik Sijens, some rights reserved (CC BY-NC-SA)
10. (c) Jon Sullivan, some rights reserved (CC BY)
11. (c) Tony Rodd, some rights reserved (CC BY-NC-SA)
12. (c) Bart Wursten, some rights reserved (CC BY-NC)

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

Italian Ryegrass 1 Lolium multiflorum

Bahia grass 2 Paspalum notatum

Cogon Grass 3 Imperata cylindrica

Deep-Rooted Sedge 4 Cyperus entrerianus

giant reed 1 Arundo donax

fishpole bamboo 5 Phyllostachys aurea

guinea grass 6 Urochloa maxima

Johnson grass 7 Sorghum halepense

Sheda Grass 1 Dichanthium annulatum

Angleton Bluestem 8 Dichanthium aristatum

Bothriochloa ischaemum var. songarica Bothriochloa ischaemum songarica

Pampas Grass 9 Cortaderia selloana

Nassella Tussock 10 Nassella trichotoma

Torpedo grass 11 Panicum repens

Vasey Grass 12 Paspalum urvillei