exotic weed risk ratings

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Risk ratings for Exotic Weed Species

[sources: Canberra Nature Map ; Weeds Australia ]

Risk	Common Name	*Scientific Name*
High (WON*)	African boxthorn	Lycium ferocissimum
High	African lovegrass	Eragrostis curvula
Minor	Annual poa, Wintergrass	Poa annua
Minor	Barleygrass	Hordeum sp
Minor	Barnyard Grass	Echinochloa crus-galli
High	Bathurst burr	Xanthium spinosum
Minor	Bearded oat	Avena barbata
High (WON)	Blackberry	Rubus anglocandicans
Minor	Blackberry nightshade	Solanum nigrum
High	Blue periwinkle	Vinca major
High	Broad-leaved privet	Ligustrum lucidum
Medium	Buchan weed, Hoary mustard	Hirschfeldia incana
Minor	Burred medic	Medicago polymorpha
High	Caltrop, Cat-head	Tribulus terrestris
Medium	Capeweed	Arctotheca calendula
Minor	Catchfly	Silene gallica
Minor	Chickweed	Stellaria media
Minor	Chicory	Cichorium intybus
High (WON)	Chilean needle grass	Nassella neesiana
Minor	Chilean whitlow, Brasilian whitlow	Paronychia brasiliana
High	Chinese privet	Ligustrum sinense
Minor	Clustered clover	Trifolium glomeratum
Minor	Cocksfoot	Dactylis glomerata
Minor	Common bittercress	Cardamine hirsuta
Minor	Common centaury	Centaurium erythraea
Medium	Common Evening Primrose	Oenothera stricta subsp. Stricta
Minor	Common peppercress	Lepidium africanum
Minor	Common sowthistle	Sonchus oleraceus
Minor	Common storksbill	Erodium cicutarium
Minor	Couch	Cynodon dactylon var. dactylon
Minor	Cranesbill geranium, Dove's-foot cranesbill	Geranium molle
Minor	Crimson clover	Trifolium incarnatum
Minor	Dandelion	Taraxacum sect. Ruderalia
Minor	Delicate hairgrass	Aira elegantissima
Minor	Dwarf mallow	Malva neglecta
Minor	Dwarf Mexican Marigold	Schkuhria pinnata
Minor	Dwarf rush	Juncus capitatus
High	English Ivy, Common Ivy	Hedera helix
Minor	False hairgrass	Pentaschistis airoides subsp. airoides
Minor	Fat Hen	Chenopodium album
Minor	Fishtail Oxalis	Oxalis latifolia
Minor	Flatweed, Common catsear	Hypochaeris radicata
Medium	Flax-leaved fleabane	Conyza bonariensis
Minor	Four-leaved allseed	Polycarpon tetraphyllum
Minor	Fumitory	Fumaria sp.
Minor	Goat's beard	Tragopogon dubius
Minor	Goose grass	Eleusine tristachya
Minor	Grape hyacinth	Muscari armeniacum
Minor	Great brome	Bromus diandrus
Medium	Great mullein	Verbascum thapsus subsp. thapsus
Minor	Hare's-foot clover	Trifolium arvense var. arvense
High	Hawthorn	Crataegus monogyna
Minor	Heronsbill	Erodium brachycarpum
Minor	Hop clover	Trifolium campestre var. campestre
Medium	Horehound	Marrubium vulgare
Medium	Indian hedge mustard	Sisymbrium orientale
Medium	Juniper	Juniper sp.
Medium	Khaki weed	Alternanthera pungens
Minor	Knotted clover	Trifolium striatum
High	Large-leaved cotoneaster	Cotoneaster glaucophyllus
Minor	Lesser broomrape, Clover broomrape	Orobanche minor
Minor	Lesser thyme-leaved sandwort	Arenaria leptoclados
Minor	Long storksbill	Erodium botrys
Medium	Mediterranean splurge	Euphorbia characias
Minor	Mouse-eared chickweed	Cerastium glomeratum
Minor	Musky storksbill	Erodium moschatum
Minor	Narrow-leaved clover	Trifolium angustifolium var. angustifolium
High	Nodding thistle	Carduus nutans
Minor	Oat	Avena sativa
High	Oniongrass	Romulea rosea var. australis
Minor	Opium poppy	Papaver somniferum
High	Orange firethorn	Pyracantha angustifolia
Medium	Panic veldtgrass	Ehrharta erecta var. erecta
Minor	Paspalum	Paspalum dilatatum
High	Paterson's curse	Echium plantagineum
Minor	Pelisser's toadflax	Linaria pelisseriana
Minor	Perennial ryegrass	Lolium perenne
Minor	Phalaris, Toowoomba canary grass	Phalaris aquatica
Minor	Prickly lettuce	Lactuca serriola f. serriola
Minor	Prickly Paddy Melon	Cucumis myriocarpus
Minor	Proliferous pink	Petrorhagia nanteuilii
Medium	Purpletop	Verbena incompta
Minor	Quaking grass	Briza maxima
Minor	Rat's-tail fescue	Vulpia myuros
Minor	Red bartsia	Parentucellia latifolia
Minor	Red brome	Bromus rubens
Minor	Red-flowered mallow	Modiola caroliniana
Minor	Redroot amaranth, Redroot pigweed	Amaranthus retroflexus
Medium	Rhodes Grass	Chloris gayana
Medium	Ribwort plantain	Plantago lanceolata
Minor	Rough sowthistle	Sonchus asper
High	Sacred bamboo	Nandina domestica
High	Saffron thistle	Carthamus lanatus
Minor	Salsify	Tragopogon porrifolius subsp. porrifolius
Minor	Sandspurrey	Spergularia rubra
Minor	Scarlet pimpernel	Lysimachia arvensis
High (WON)	Scotch Broom, Broom, English Broom	Cytisus scoparius subsp. Scoparius
Medium	Scotch thistle	Onopordum acanthium
Minor	Seaside daisy	Erigeron karvinskianus
High (WON)	Serrated tussock	Nassella trichotoma
Minor	Sharpleaf Cancerwort	Kickxia elatine
Minor	Sheep sorrel	Acetosella vulgaris
Minor	Shepherd's purse	Capsella bursa-pastoris
Minor	Shivery grass	Briza minor
Minor	Silvery hairgrass	Aira caryophyllea var. caryophyllea
Minor	Silvery hairgrass	Aira cupaniana
Minor	Skeleton weed	Chondrilla juncea
Minor	Slender pigeongrass	Setaria parviflora
High	Slender thistle	Carduus tenuiflorus
Minor	Smooth catsear	Hypochaeris glabra
Minor	Smooth Hawksbeard	Crepis capillaris
Minor	Soft brome	Bromus hordeaceus
High	Spanish heath	Erica lusitanica
High	Spear thistle	Cirsium vulgare
Minor	Spiked cudweed	Gamochaeta americana
Minor	Squirel-tail fescue	Vulpia bromoides
High	St John's wort	Hypericum perforatum subsp. veronese
Minor	Stinkgrass	Eragrostis cilianensis
Minor	Stinkwort	Dittrichia graveolens
Minor	Subterranean clover	Trifolium subterraneum
Minor	Suckling clover	Trifolium dubium
High	Sweet briar	Rosa rubiginosa
Medium	Twiggy mullein	Verbascum virgatum
Minor	Umbrella Sedge	Cyperus eragrostis
High	Variegated thistle	Silybum marianum
Minor	Vetch	Vicia sativa
Minor	Wall fescue	Vulpia muralis
Minor	White clover	Trifolium repens var. repens
Minor	White-tipped nightshade	Solanum chenopodioides
Minor	Whorled pigeongrass	Setaria verticillata
Minor	Wild aster	Aster subulatus
Minor	Wild Aster, Bushy Starwort	Symphyotrichum subulatum
Medium	Wild sage	Salvia verbenaca var. verbenaca
Minor	Wireweed	Polygonum arenastrum
Medium	Witchgrass	Panicum capillare
Minor	Yellow and blue forget-me-not	Myosotis discolor
Minor	Yellow hawkweed, Tolpis	Tolpis barbata
Minor	Yorkshire fog	Holcus lanatus

* WON: Weed of National Significance