Azolla pinnata (ferny azolla) | Ferns | | Exotic |
Bidens frondosa (beggar's ticks) | Herbs - Dicotyledonous composites | | Exotic |
Carex maorica (Māori sedge) | Sedges | Not Threatened | Native |
Carex secta (purei, pukio) | Sedges | Not Threatened | Native |
Carex virgata (swamp sedge, pukio, toitoi, toetoe) | Sedges | Not Threatened | Native |
Cenchrus clandestinus (kikuyu grass) | Grasses | | Exotic |
Centella uniflora (centella) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Cirsium arvense (Californian thistle) | Herbs - Dicotyledonous composites | | Exotic |
Cirsium vulgare (Scotch thistle) | Herbs - Dicotyledonous composites | | Exotic |
Cordyline australis (cabbage tree, tī, tī kōuka, palm lily) | Trees & Shrubs - Monocotyledons | Not Threatened | Native |
Cotula coronopifolia (bachelor's button, yellow buttons, waterbuttons) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Cyperus eragrostis (umbrella sedge) | Sedges | | Exotic |
Dicksonia squarrosa (wheki, rough tree fern, harsh tree fern) | Ferns | Not Threatened | Native |
Doodia australis (rasp fern) | Ferns | Not Threatened | Native |
Egeria densa (Egeria) | Herbs - Monocots | | Exotic |
Eleocharis acuta (sharp spike sedge) | Sedges | Not Threatened | Native |
Eleocharis sphacelata (kutakuta, spikes of doom, bamboo spike sedge, tall spike sedge) | Sedges | Not Threatened | Native |
Elodea canadensis (Canadian pondweed) | Herbs - Monocots | | Exotic |
Epilobium pallidiflorum (tarawera, swamp willowherb) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Erigeron sumatrensis (broad-leaved flea-bane) | Herbs - Dicotyledonous composites | | Exotic |
Galium palustre subsp. palustre (marsh bedstraw) | Herbs - Dicotyledons other than Composites | | Exotic |
Glossostigma diandrum (Mudmat) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Glossostigma elatinoides | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Helosciadium nodiflorum (water celery, fool's watercress) | Herbs - Dicotyledons other than Composites | | Exotic |
Histiopteris incisa (histiopteris, water fern, mātātā, bat's wing fern) | Ferns | Not Threatened | Native |
Hydrocotyle pterocarpa | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Hypochaeris radicata (catsear) | Herbs - Dicotyledonous composites | | Exotic |
Hypolepis ambigua | Ferns | Not Threatened | Native |
Isachne globosa (swamp millet) | Grasses | Not Threatened | Native |
Isolepis prolifera | Sedges | Not Threatened | Native |
Isolepis reticularis | Sedges | Not Threatened | Native |
Isolepis sepulcralis | Sedges | | Exotic |
Juncus articulatus (jointed rush) | Rushes & Allied Plants | | Exotic |
Juncus effusus var. effusus (soft rush) | Rushes & Allied Plants | | Exotic |
Lachnagrostis filiformis (New Zealand wind grass) | Grasses | Not Threatened | Native |
Landoltia punctata (purple-backed duckweed) | Herbs - Monocots | | Exotic |
Lemna disperma (common duckweed) | Herbs - Monocots | Not Threatened | Native |
Lilaeopsis novae-zelandiae | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Limosella australis (mudwort) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Lobelia anceps (New Zealand lobelia, shore lobelia) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Lotus pedunculatus (lotus) | Herbs - Dicotyledons other than Composites | | Exotic |
Ludwigia palustris (Water purslane, marsh ludwigia) | Herbs - Dicotyledons other than Composites | | Exotic |
Machaerina articulata (jointed baumea, jointed twig rush) | Sedges | Not Threatened | Native |
Muehlenbeckia complexa var. complexa (small-leaved pōhuehue, scrub pōhuehue, wire vine) | Lianes & Related Trailing Plants - Dicotyledons | Not Threatened | Native |
Myosotis laxa subsp. caespitosa (water forget-me-not) | Herbs - Dicotyledons other than Composites | | Exotic |
Myriophyllum propinquum (common water milfoil) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Myriophyllum triphyllum (Water milfoil) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Nasturtium officinale (Watercress) | Herbs - Dicotyledons other than Composites | | Exotic |
Osmunda regalis (royal fern) | Ferns | | Exotic |
Ottelia ovalifolia (Swamp lily) | Herbs - Monocots | | Exotic |
Paesia scaberula (lace fern, ring fern, scented fern, pig fern) | Ferns | Not Threatened | Native |
Parablechnum novae-zelandiae (kiokio, horokio, palm leaf fern) | Ferns | Not Threatened | Native |
Paspalum distichum (Mercer grass) | Grasses | | Exotic |
Persicaria decipiens | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Persicaria hydropiper (water pepper) | Herbs - Dicotyledons other than Composites | | Exotic |
Persicaria maculosa (willow weed, redshank) | Herbs - Dicotyledons other than Composites | | Exotic |
Persicaria punctata (American willow weed) | Herbs - Dicotyledons other than Composites | | Exotic |
Phormium tenax (flax, harakeke, kōrari (Māori name for inflorescence).) | Herbs - Monocots | Not Threatened | Native |
Pinus radiata (Monterey pine, radiata pine) | Trees & Shrubs - Gymnosperms | | Exotic |
Plantago australis (swamp plantain) | Herbs - Dicotyledons other than Composites | | Exotic |
Potamogeton cheesemanii (red pondweed) | Herbs - Monocots | Not Threatened | Native |
Potamogeton ochreatus (blunt pondweed) | Herbs - Monocots | Not Threatened | Native |
Prunella vulgaris (self-heal) | Trees & Shrubs - Dicotyledons | | Exotic |
Ranunculus flammula (spearwort) | Herbs - Dicotyledons other than Composites | | Exotic |
Ranunculus macropus (swamp buttercup) | Herbs - Dicotyledons other than Composites | At Risk – Declining | Native |
Ranunculus repens (buttercup) | Herbs - Dicotyledons other than Composites | | Exotic |
Rumex conglomeratus (clustered dock) | Herbs - Dicotyledons other than Composites | | Exotic |
Ruppia polycarpa (Horses mane weed, lakeweed) | Herbs - Monocots | Not Threatened | Native |
Salix cinerea (grey willow, pussy willow) | Trees & Shrubs - Dicotyledons | | Exotic |
Salix fragilis × S. euxina (crack willow) | Trees & Shrubs - Dicotyledons | | Exotic |
Schoenoplectus tabernaemontani (kuawa) | Sedges | Not Threatened | Native |
Schoenus maschalinus (dwarf bog rush) | Sedges | Not Threatened | Native |
Senecio minimus (fireweed) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Solanum mauritianum (woolly nightshade) | Trees & Shrubs - Dicotyledons | | Exotic |
Triglochin striata (triglochin) | Herbs - Monocots | Not Threatened | Native |
Typha orientalis (raupō, bullrush) | Herbs - Monocots | Not Threatened | Native |
Xanthium spinosum (Bathurst bur) | Herbs - Dicotyledonous composites | | Exotic |