49 significant weeds have been recorded in the Cape York Peninsula bioregion.

Significant weeds listed by Weeds Australia as having the potential to occur in the Cape York Peninsula bioregion, although they not yet been recorded there.

A

Acanthaceae                   

Brillantaisia lamium Brillantaisia
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed (with a history as a weed outside Australia), which could be eradicated from Australia
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Click here for more information on this species

Hygrophila costata Hygrophila or Glush Weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Considered by Groves et al. (2003) to be affecting rare and threatened spp.
  • Click here for more information on this species

Alismataceae                      Back to top

Limnocharis flava Yellow Burhead
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Click here for more information on this species

Sagittaria platyphylla Sagittaria
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • Click here for more information on this species

Amaranthaceae                      Back to top

Alternanthera philoxeroides Alligator Weed
  • Weed of National Significance
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class A Weed (to be eradicated) and NT Class C Weed (not to be introduced)
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Araceae                      Back to top

Colocasia esculenta Taro
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Pistia stratiotes Water Lettuce
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class B Weed (growth & spread to be controlled) & NT Class C Weed (not to be introduced)
  • Qld Class 2 Weed (eradicate where possible, not to be introduced, kept or supplied)
  • Click here for more information on this species

Arecaceae                      Back to top

Syagrus romanzoffiana Queen Palm or Cocos Palm
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Aristolochiaceae                      Back to top

Aristolochia elegans Dutchman’s Pipe
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed in Australia, although they found no history of it as a weed outside Australia
  • Click here for more information on this species

Asteraceae                      Back to top

Austroeupatorium inulaefolium Austroeupatorium
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Baccharis halimifolia Groundsel Bush
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • NT Class C Weed (not to be introduced)
  • Qld Class 2 Weed (eradicate where possible, not to be introduced, kept or supplied)
  • Click here for more information on this species

Chromolaena odorata Siam Weed
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class C Weed (not to be introduced)
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed (with a history as a weed outside Australia), which could be eradicated from Australia
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Considered by Groves et al. (2003) to be affecting natural ecosystems (national containment or eradication program recommended)
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Mikania micrantha Mile-a-Minute or Mikania
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed (with a history as a weed outside Australia), which could be eradicated from Australia
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Click here for more information on this species

B

Basellaceae                      Back to top

Anredera cordifolia Madeira Vine
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Qld Class 3 Weed (to be controlled near environmentally sensitive areas; not to be supplied/sold without a permit)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed in Australia, although they found no history of it as a weed outside Australia
  • Click here for more information on this species

Bignoniaceae                      Back to top

Tecoma stans Yellow Bells
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Qld Class 3 Weed (to be controlled near environmentally sensitive areas; not to be supplied/sold without a permit)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Click here for more information on this species

Brassicaceae                      Back to top

Cleome rutidosperma Fringed Spider Flower
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Click here for more information on this species

C

Cabombaceae                      Back to top

Cabomba caroliniana Cabomba
  • Weed of National Significance
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class A Weed (to be eradicated) and NT Class C Weed (not to be introduced)
  • Qld Class 2 Weed (eradicate where possible, not to be introduced, kept or supplied)
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Cactaceae                      Back to top

Pereskia aculeata Leaf Cactus or Blade Apple
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed (with a history as a weed outside Australia), which could be eradicated from Australia
  • Click here for more information on this species

Chlorophyceae                      Back to top

Caulerpa taxifolia Caulerpa
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Cyperaceae                      Back to top

Cyperus involucratus Umbrella sedge
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Cyperus teneristolon Cyperus
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Considered by Groves et al. (2003) to be affecting natural ecosystems (national containment or eradication program recommended)
  • Click here for more information on this species

F

Fabaceae                      Back to top

Acacia karroo Karoo Thorn
  • consider likely to be a problem only in temperate Australia
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed (with a history as a weed outside Australia), which could be eradicated from Australia
  • Considered by Groves et al. (2003) to be affecting natural ecosystems (national containment or eradication program recommended)
  • Click here for more information on this species

Acacia nilotica Prickly Acacia
  • Weed of National Significance
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • NT Class A Weed (to be eradicated) and NT Class C Weed (not to be introduced)
  • Qld Class 2 Weed (eradicate where possible, not to be introduced, kept or supplied)
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Dalbergia sissoo Himalayan Raintree
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • NT Class A Weed N of 18 o S latitude (to be eradicated) and NT Class C Weed (not to be introduced)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed in Australia, although they found no history of it as a weed outside Australia
  • Click here for more information on this species

Leucaena leucocephala subsp. glabrata Lead Tree
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Mimosa pigra Mimosa
  • Weed of National Significance
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class A Weed S of 14 o S latitude (to be eradicated), NT Class B Weed N of 14 o S latitude (growth & spread to be controlled) and NT Class C Weed (not to be introduced)
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Prosopis glandulosa Mesquite
  • Weed of National Significance
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate), WA Weed Class P4 (prevent spread)
  • NT Class A Weed (to be eradicated) and NT Class C Weed (not to be introduced)
  • Qld Class 2 Weed (eradicate where possible, not to be introduced, kept or supplied)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

H

Haloragaceae                      Back to top

Myriophyllum aquaticum Parrot’s Feather
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • Click here for more information on this species

M

Malpighiaceae                      Back to top

Hiptage bengalensis Hyptage
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed in Australia, although they found no history of it as a weed outside Australia
  • Click here for more information on this species

Melastomataceae                      Back to top

Clidemia hirta Koster’s Curse
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Considered by Groves et al. (2003) to be affecting agriculture (eradication underway or recommended)
  • Click here for more information on this species

Miconia spp. Miconia
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed (with a history as a weed outside Australia), which could be eradicated from Australia
  • Click here for more information on this species

Meliaceae                      Back to top

Melia azedarach White Cedar
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Myrtaceae                      Back to top

Psidium guajava Common Guava or Yellow Guava
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Click here for more information on this species

N

Nymphaceae                      Back to top

Nymphaea mexicana Yellow Waterlily
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

O

Oleaceae                      Back to top

Ligustrum sinense Small-Leaved Privet
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Qld Class 3 Weed (to be controlled near environmentally sensitive areas; not to be supplied/sold without a permit)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Click here for more information on this species

Onagraceae                      Back to top

Ludwigia peruviana Primrose Willow, Peruvian Primrose or Water Primrose
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Click here for more information on this species

Oxalidaceae                      Back to top

Oxalis spp. Sorrel
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

P

Pedaliaceae                      Back to top

Martynia annua Devil's Claw
  • Martynia annua
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class A Weed (to be eradicated) and NT Class C Weed (not to be introduced)
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Piperaceae                      Back to top

Piper aduncum Spiked Pepper
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • QLD Class 1 Weed (not to be introduced, kept or supplied; to be eradicated)
  • Click here for more information on this species

Pittosporaceae                      Back to top

Pittosporum undulatum Sweet Pittosporum
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Poaceae                      Back to top

Cenchrus ciliaris (also known as Pennisetum ciliare or Cenchrus pennisetiformis ) Buffel Grass
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Considered by Groves et al. (2003) to be affecting rare and threatened spp.
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Listed as a tropical pasture plant by the Tropical Grasslands Society of Australia

    Click here for more information on this species

Echinochloa polystachya Aleman Grass or Creeping Rivergrass
  • Listed as a significant potential weed in Cook Shire's Weed Management Plan
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Listed as a tropical pasture plant by the Tropical Grasslands Society of Australia

    Click here for more information on this species

Hyparrhenia hirta Coolatai Grass or Tambookie Grass
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Considered by Groves et al. (2003) to be affecting rare and threatened spp.
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Panicum repens Torpedo Grass
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

Pennisetum setaceum African Fountain Grass
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Qld Class 3 Weed (to be controlled near environmentally sensitive areas; not to be supplied/sold without a permit)
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed that is too widespread to be eliminated from Australia
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

Pontederiaceae                      Back to top

Eichhornia crassipes Water Hyacinth
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • WA Weed Class P1 (movement prohibited), WA Weed Class P2 (aim to eradicate)
  • NT Class A Weed (to be eradicated) and NT Class C Weed (not to be introduced)
  • Qld Class 2 Weed (eradicate where possible, not to be introduced, kept or supplied)
  • Grice and Martin (2005) consider this plant poses a significant threat to biodiversity in tropical rangelands
  • Click here for more information on this species

R

Rosaceae                      Back to top

Rubus alceifolius Giant Bramble
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species

S

Sapindaceae                      Back to top

Koelreuteria elegans subsp. formosana (also known as Koelreuteria formosana ) Chinese Rain Tree
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Csurhes and Edwards (1998) consider this plant a potential environmental weed in Australia, although they found no history of it as a weed outside Australia
  • Click here for more information on this species

Scrophulariaceae                      Back to top

Striga asiatica Witchweed
  • !Alert! Please call Exotic Plant Pest Hotline 1800 084 881 if you think you have seen this weed
  • Listed by Weeds Australia as a significant weed that occurs, or has the potential to occur, in this bioregion
  • Click here for more information on this species