Acacia mearnsii (black wattle) | Trees & Shrubs - Dicotyledons | | Exotic |
Adiantum aethiopicum (maidenhair, makaka, true maidenhair) | Ferns | Not Threatened | Native |
Agrostis capillaris (browntop) | Grasses | | Exotic |
Agrostis stolonifera (creeping bent) | Grasses | | Exotic |
Aira caryophyllea subsp. caryophyllea (silvery hair grass) | Grasses | | Exotic |
Alisma plantago-aquatica (water plantain) | Herbs - Monocots | | Exotic |
Allium triquetrum (onion weed) | Herbs - Monocots | | Exotic |
Alnus glutinosa (common alder) | Trees & Shrubs - Dicotyledons | | Exotic |
Alopecurus geniculatus (kneed foxtail) | Grasses | | Exotic |
Alsophila tricolor (silver fern, ponga) | Ferns | Not Threatened | Native |
Alternanthera denticulata (lesser joyweed) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Anthoxanthum odoratum (sweet vernal) | Grasses | | Exotic |
Arctotheca calendula (Cape weed) | Herbs - Dicotyledonous composites | | Exotic |
Asplenium flaccidum (drooping spleenwort, hanging spleenwort) | Ferns | Not Threatened | Native |
Asplenium oblongifolium (huruhuruwhenua, shining spleenwort) | Ferns | Not Threatened | Native |
Asplenium polyodon (sickle spleenwort) | Ferns | Not Threatened | Native |
Austroblechnum lanceolatum (lance fern, nini, rereti) | Ferns | Not Threatened | Native |
Austroblechnum penna-marina subsp. alpina (little hard fern, alpine hard fern) | Ferns | Not Threatened | Native |
Azolla pinnata (ferny azolla) | Ferns | | Exotic |
Azolla rubra (Pacific azolla, azolla, red azolla) | Ferns | Not Threatened | Native |
Bellardia viscosa (tarweed) | Herbs - Dicotyledons other than Composites | | Exotic |
Bellis perennis (English daisy) | Herbs - Dicotyledonous composites | | Exotic |
Berberis glaucocarpa (barberry) | Trees & Shrubs - Dicotyledons | | Exotic |
Bidens frondosa (beggar's ticks) | Herbs - Dicotyledonous composites | | Exotic |
Bolboschoenus fluviatilis (marsh clubrush, kukuraho, purua grass) | Sedges | Not Threatened | Native |
Briza maxima (large quaking grass) | Grasses | | Exotic |
Briza minor (shivery grass) | Grasses | | Exotic |
Bromus hordeaceus (soft brome) | Grasses | | Exotic |
Caladenia chlorostyla | Orchids | Not Threatened | Native |
Callitriche stagnalis (water starwort) | Herbs - Dicotyledons other than Composites | | Exotic |
Calystegia sepium subsp. roseata (pink bindweed) | Lianes & Related Trailing Plants - Dicotyledons | Not Threatened | Native |
Cardamine pratensis (cuckoo cress, lady's smock) | Herbs - Dicotyledons other than Composites | | Exotic |
Carduus tenuiflorus (winged thistle) | Herbs - Dicotyledonous composites | | Exotic |
Carex dipsacea (teasel sedge) | Sedges | Not Threatened | Native |
Carex gaudichaudiana (Gaudichaud's sedge) | Sedges | Not Threatened | Native |
Carex lessoniana (rautahi, cutty grass) | Sedges | Not Threatened | Native |
Carex maorica (Māori sedge) | Sedges | Not Threatened | Native |
Carex scoparia (broom sedge) | Sedges | | Exotic |
Carex secta (purei, pukio) | Sedges | Not Threatened | Native |
Carex subdola (sedge) | Sedges | Not Threatened | Native |
Carex virgata (swamp sedge, pukio, toitoi, toetoe) | Sedges | Not Threatened | Native |
Cenchrus clandestinus (kikuyu grass) | Grasses | | Exotic |
Centaurium erythraea (centaury) | Herbs - Dicotyledons other than Composites | | Exotic |
Centella uniflora (centella) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Ceratophyllum demersum (Hornwort, coontail) | Herbs - Dicotyledons other than Composites | | Exotic |
Cirsium vulgare (Scotch thistle) | Herbs - Dicotyledonous composites | | Exotic |
Clematis paniculata (white clematis, puawananga) | Lianes & Related Trailing Plants - Dicotyledons | Not Threatened | Native |
Coprosma propinqua var. propinqua (mingimingi) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Coprosma robusta (karamū, glossy karamū) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Coprosma tenuicaulis (swamp coprosma, hukihuki) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Cordyline australis (cabbage tree, tī, tī kōuka, palm lily) | Trees & Shrubs - Monocotyledons | Not Threatened | Native |
Cortaderia selloana (pampas grass) | Grasses | | Exotic |
Cotula coronopifolia (bachelor's button, yellow buttons, waterbuttons) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Crassula decumbens (Cape crassula) | Herbs - Dicotyledons other than Composites | | Exotic |
Crataegus monogyna (hawthorn) | Trees & Shrubs - Dicotyledons | | Exotic |
Crepis capillaris (hawksbeard) | Herbs - Dicotyledonous composites | | Exotic |
Cyclosorus interruptus | Ferns | At Risk – Declining | Native |
Cyperus congestus (purple umbrella sedge) | Sedges | | Exotic |
Cyperus eragrostis (umbrella sedge) | Sedges | | Exotic |
Dacrycarpus dacrydioides (kahikatea, white pine) | Trees & Shrubs - Gymnosperms | Not Threatened | Native |
Dactylis glomerata (cocksfoot) | Grasses | | Exotic |
Daucus carota (wild carrot) | Herbs - Dicotyledons other than Composites | | Exotic |
Deparia petersenii subsp. congrua | Ferns | Not Threatened | Native |
Dianella nigra (turutu, New Zealand blueberry, inkberry) | Herbs - Monocots | Not Threatened | Native |
Dianthus armeria (Deptford pink) | Herbs - Dicotyledons other than Composites | | Exotic |
Dicksonia squarrosa (wheki, rough tree fern, harsh tree fern) | Ferns | Not Threatened | Native |
Digitaria sanguinalis (summer grass) | Grasses | | Exotic |
Diplazium australe | Ferns | Not Threatened | Native |
Doodia australis (rasp fern) | Ferns | Not Threatened | Native |
Drosera auriculata (sundew) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Drosera binata (forked sundew, scented sundew) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Drosera spatulata (sundew) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Echinochloa crus-galli (barnyard grass) | Grasses | | Exotic |
Echium vulgare (viper's bugloss) | Herbs - Dicotyledons other than Composites | | Exotic |
Egeria densa (Egeria) | Herbs - Monocots | | Exotic |
Eleocharis acuta (sharp spike sedge) | Sedges | Not Threatened | Native |
Eleocharis gracilis (slender spike sedge) | Sedges | Not Threatened | Native |
Eleocharis sphacelata (kutakuta, spikes of doom, bamboo spike sedge, tall spike sedge) | Sedges | Not Threatened | Native |
Eleusine indica (crowfoot grass) | Grasses | | Exotic |
Empodisma minus (wire rush, lesser wire rush) | Rushes & Allied Plants | Not Threatened | Native |
Epacris pauciflora (tamingi) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Epilobium ciliatum (willowherb) | Herbs - Dicotyledons other than Composites | | Exotic |
Epilobium cinereum (willowherb) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Epilobium pallidiflorum (tarawera, swamp willowherb) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Erechtites hieraciifolius (American fireweed) | Herbs - Dicotyledonous composites | | Exotic |
Erica lusitanica (Spanish heath) | Trees & Shrubs - Dicotyledons | | Exotic |
Erigeron sumatrensis (broad-leaved flea-bane) | Herbs - Dicotyledonous composites | | Exotic |
Euchiton involucratus | Herbs - Dicotyledonous composites | Not Threatened | Native |
Euchiton sphaericus | Herbs - Dicotyledonous composites | Not Threatened | Native |
Ficinia marginata (coarse club-rush) | Sedges | | Exotic |
Ficus carica (fig) | Trees & Shrubs - Dicotyledons | | Exotic |
Foeniculum vulgare (fennel) | Herbs - Dicotyledons other than Composites | | Exotic |
Fumaria muralis subsp. muralis (scrambling fumitory) | Herbs - Dicotyledons other than Composites | | Exotic |
Galium palustre subsp. palustre (marsh bedstraw) | Herbs - Dicotyledons other than Composites | | Exotic |
Gastridium ventricosum (nit grass) | Grasses | | Exotic |
Geniostoma ligustrifolium var. ligustrifolium (hangehange) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Geranium molle (dove's foot cranesbill) | Herbs - Dicotyledons other than Composites | | Exotic |
Geranium robertianum (herb Robert) | Herbs - Dicotyledons other than Composites | | Exotic |
Gleichenia dicarpa (tangle fern, swamp umbrella fern) | Ferns | Not Threatened | Native |
Gleichenia microphylla (carrier tangle fern, parasol fern) | Ferns | Not Threatened | Native |
Glyceria declinata (blue sweet grass, glaucous sweet grass) | Grasses | | Exotic |
Glyceria maxima (floating sweetgrass, reed sweetgrass) | Grasses | | Exotic |
Gonocarpus incanus | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Gonocarpus micranthus subsp. micranthus | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Gratiola sexdentata (Gratiola) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Hakea sericea (prickly hakea) | Trees & Shrubs - Dicotyledons | | Exotic |
Haloragis erecta subsp. erecta (toatoa, fire weed, shrubby haloragis) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Helianthus tuberosus (Jerusalem artichoke) | Herbs - Dicotyledonous composites | | Exotic |
Helminthotheca echioides (Oxtongue) | Herbs - Dicotyledonous composites | | Exotic |
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 |
Hiya distans | Ferns | Not Threatened | Native |
Holcus lanatus (Yorkshire fog) | Grasses | | Exotic |
Hydrocotyle novae-zeelandiae var. novae-zeelandiae | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Hydrocotyle pterocarpa | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Hypericum pusillum (swamp hypericum) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Hypochaeris radicata (catsear) | Herbs - Dicotyledonous composites | | Exotic |
Hypolepis ambigua | Ferns | Not Threatened | Native |
Hypolepis lactea | Ferns | Not Threatened | Native |
Icarus filiformis (thread fern, climbing hard fern) | Ferns | Not Threatened | Native |
Isachne globosa (swamp millet) | Grasses | Not Threatened | Native |
Isolepis distigmatosa | Sedges | Not Threatened | Native |
Jacobaea vulgaris (ragwort) | Herbs - Dicotyledonous composites | | Exotic |
Juncus acuminatus (sharp-fruited rush) | Rushes & Allied Plants | | Exotic |
Juncus amabilis (leafless rush) | Rushes & Allied Plants | | Exotic |
Juncus articulatus (jointed rush) | Rushes & Allied Plants | | Exotic |
Juncus australis (leafless rush, wiwi) | Rushes & Allied Plants | Not Threatened | Native |
Juncus bufonius var. bufonius (toad rush) | Rushes & Allied Plants | | Exotic |
Juncus bulbosus (bulbous rush) | Rushes & Allied Plants | | Exotic |
Juncus edgariae (wiwi, Edgar's rush) | Rushes & Allied Plants | Not Threatened | Native |
Juncus effusus var. effusus (soft rush) | Rushes & Allied Plants | | Exotic |
Juncus microcephalus (South American rush) | Rushes & Allied Plants | | Exotic |
Juncus pallidus (giant rush, leafless rush) | Rushes & Allied Plants | Not Threatened | Native |
Juncus planifolius (grass-leaved rush) | Rushes & Allied Plants | Not Threatened | Native |
Juncus prismatocarpus | Rushes & Allied Plants | Not Threatened | Native |
Juncus sarophorus (broom rush, fan-flowered rush) | Rushes & Allied Plants | Not Threatened | Native |
Juncus tenuis subsp. tenuis (track rush) | Rushes & Allied Plants | | Exotic |
Kunzea ericoides (kānuka) | Trees & Shrubs - Dicotyledons | Threatened – Nationally Vulnerable | Native |
Lachnagrostis filiformis (New Zealand wind grass) | Grasses | Not Threatened | Native |
Lagenophora pumila (papataniwhaniwha) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Landoltia punctata (purple-backed duckweed) | Herbs - Monocots | | Exotic |
Lastreopsis hispida (hairy fern) | Ferns | Not Threatened | Native |
Lateristachys lateralis | Lycophytes (clubmosses, selaginella, quillworts) | Not Threatened | Native |
Lathyrus latifolius (everlasting pea) | Herbs - Dicotyledons other than Composites | | Exotic |
Lemna disperma (common duckweed) | Herbs - Monocots | Not Threatened | Native |
Lepidium bonariense (Argentine cress) | Herbs - Dicotyledons other than Composites | | Exotic |
Lepidium didymum (twin cress) | Herbs - Dicotyledons other than Composites | | Exotic |
Lepidosperma australe (square sedge, square-stemmed sedge) | Sedges | Not Threatened | Native |
Leptopteris hymenophylloides (crêpe fern, single crêpe fern, heruheru) | Ferns | Not Threatened | Native |
Leptospermum scoparium var. scoparium (mānuka, kahikātoa) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Leucanthemum vulgare (oxeye daisy) | Herbs - Dicotyledonous composites | | Exotic |
Leucopogon fasciculatus (mingimingi, tall mingimingi) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Ligustrum sinense (Chinese privet) | Trees & Shrubs - Dicotyledons | | Exotic |
Lilium formosanum (Formosan lily) | Herbs - Monocots | | Exotic |
Lindsaea linearis | Ferns | Not Threatened | Native |
Linum bienne (pale flax) | Herbs - Dicotyledons other than Composites | | Exotic |
Lobelia anceps (New Zealand lobelia, shore lobelia) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Lobelia angulata (pratia) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Lolium arundinaceum subsp. arundinaceum (tall fescue) | Grasses | | Exotic |
Lolium perenne (perennial rye grass) | Grasses | | Exotic |
Lomaria discolor (crown fern, petipeti, piupiu) | Ferns | Not Threatened | Native |
Lotus pedunculatus (lotus) | Herbs - Dicotyledons other than Composites | | Exotic |
Lotus subbiflorus (hairy birdsfoot trefoil) | Herbs - Dicotyledons other than Composites | | Exotic |
Ludwigia palustris (Water purslane, marsh ludwigia) | Herbs - Dicotyledons other than Composites | | Exotic |
Ludwigia peploides subsp. montevidensis (water primrose, primrose willow) | Herbs - Dicotyledons other than Composites | | Exotic |
Lycopus europaeus (Gypsywort) | Herbs - Dicotyledons other than Composites | | Exotic |
Lysimachia arvensis subsp. arvensis var. arvensis (pimpernel) | Herbs - Dicotyledons other than Composites | | Exotic |
Lythrum hyssopifolia (hyssop loosestrife) | Herbs - Dicotyledons other than Composites | | Exotic |
Machaerina arthrophylla | Sedges | Not Threatened | Native |
Machaerina articulata (jointed baumea, jointed twig rush) | Sedges | Not Threatened | Native |
Machaerina rubiginosa (baumea) | Sedges | Not Threatened | Native |
Machaerina tenax | Sedges | Not Threatened | Native |
Machaerina teretifolia | Sedges | Not Threatened | Native |
Malus ×domestica (apple) | Trees & Shrubs - Dicotyledons | | Exotic |
Melicytus ramiflorus subsp. ramiflorus (māhoe, hinahina, whitey wood) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Melilotus indicus (King Island melilot) | Herbs - Dicotyledons other than Composites | | Exotic |
Mentha pulegium (pennyroyal) | Herbs - Dicotyledons other than Composites | | Exotic |
Mentha spicata subsp. spicata (mint) | Herbs - Dicotyledons other than Composites | | Exotic |
Mercurialis annua (Mercury) | Herbs - Dicotyledons other than Composites | | Exotic |
Microlaena stipoides (meadow rice grass, slender rice grass) | Grasses | Not Threatened | Native |
Microtis parviflora (onion-leaved orchid) | Orchids | At Risk – Declining | Native |
Microtis unifolia (onion-leaved orchid, microtis) | Orchids | Not Threatened | Native |
Morelotia affinis (morelotia) | Sedges | Not Threatened | Native |
Muehlenbeckia australis (pōhuehue, large-leaved muehlenbeckia) | Lianes & Related Trailing Plants - Dicotyledons | Not Threatened | Native |
Myosotis laxa subsp. caespitosa (water forget-me-not) | Herbs - Dicotyledons other than Composites | | Exotic |
Myriophyllum aquaticum (parrot's feather) | Herbs - Dicotyledons other than Composites | | Exotic |
Myriophyllum propinquum (common water milfoil) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Myriophyllum robustum (stout water milfoil) | Herbs - Dicotyledons other than Composites | At Risk – Naturally Uncommon | Native |
Myrsine australis (red mapou, red matipo, mapau, red maple) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Nertera scapanioides | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Netrostylis capillaris | Sedges | Not Threatened | Native |
Olearia rani var. colorata (heketara) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Oplismenus hirtellus subsp. imbecillis | Grasses | Not Threatened | Native |
Orobanche minor (broomrape) | Herbs - Dicotyledons other than Composites | | Exotic |
Osmunda regalis (royal fern) | Ferns | | Exotic |
Paesia scaberula (lace fern, ring fern, scented fern, pig fern) | Ferns | Not Threatened | Native |
Pakau pennigera (gully fern, feather fern, piupiu) | Ferns | Not Threatened | Native |
Parapolystichum glabellum (smooth shield fern) | Ferns | Not Threatened | Native |
Parsonsia heterophylla (New Zealand jasmine) | Lianes & Related Trailing Plants - Dicotyledons | Not Threatened | Native |
Paspalum dilatatum (paspalum) | Grasses | | Exotic |
Paspalum distichum (Mercer grass) | Grasses | | Exotic |
Paspalum urvillei (Vasey grass) | Grasses | | Exotic |
Pellaea rotundifolia (round-leaved fern, New Zealand cliff brake) | Ferns | Not Threatened | Native |
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 strigosa | Herbs - Dicotyledons other than Composites | | Exotic |
Phalaris arundinacea (reed canary grass) | Grasses | | Exotic |
Phormium tenax (flax, harakeke, kōrari (Māori name for inflorescence).) | Herbs - Monocots | Not Threatened | Native |
Phytolacca octandra (inkweed) | Trees & Shrubs - Dicotyledons | | Exotic |
Pinus radiata (Monterey pine, radiata pine) | Trees & Shrubs - Gymnosperms | | Exotic |
Plantago australis (swamp plantain) | Herbs - Dicotyledons other than Composites | | Exotic |
Plantago lanceolata (narrow-leaved plantain) | Herbs - Dicotyledons other than Composites | | Exotic |
Plantago major (broad-leaved plantain) | Herbs - Dicotyledons other than Composites | | Exotic |
Poa annua (annual poa) | Grasses | | Exotic |
Poa trivialis (rough-stalked meadow grass) | Grasses | | Exotic |
Polygonum aviculare (wireweed) | Herbs - Dicotyledons other than Composites | | Exotic |
Pomaderris amoena (tauhinu) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Potamogeton cheesemanii (red pondweed) | Herbs - Monocots | Not Threatened | Native |
Potamogeton crispus (curly pondweed) | Herbs - Monocots | | Exotic |
Potamogeton ochreatus (blunt pondweed) | Herbs - Monocots | Not Threatened | Native |
Prunella vulgaris (self-heal) | Trees & Shrubs - Dicotyledons | | Exotic |
Prunus ×domestica (plum) | Trees & Shrubs - Dicotyledons | | Exotic |
Pseudognaphalium luteoalbum | Herbs - Dicotyledonous composites | Not Threatened | Native |
Pseudolycopodium densum (clubmoss) | Lycophytes (clubmosses, selaginella, quillworts) | Not Threatened | Native |
Pteridium esculentum (bracken, rarauhe, bracken fern) | Ferns | Not Threatened | Native |
Pteris tremula (shaking brake, tender brake, Australian bracken) | Ferns | Not Threatened | Native |
Pterostylis banksii (tutukiwi, greenhood) | Orchids | Not Threatened | Native |
Pterostylis paludosa (swamp greenhood) | Orchids | At Risk – Declining | Native |
Pyrrosia elaeagnifolia (leather-leaf fern, pyrrosia) | Ferns | Not Threatened | Native |
Ranunculus amphitrichus (waoriki) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Ranunculus flammula (spearwort) | Herbs - Dicotyledons other than Composites | | Exotic |
Ranunculus repens (buttercup) | Herbs - Dicotyledons other than Composites | | Exotic |
Ranunculus sardous (hairy buttercup) | Herbs - Dicotyledons other than Composites | | Exotic |
Ranunculus sceleratus (celery-leaved buttercup) | Herbs - Dicotyledons other than Composites | | Exotic |
Rosa rubiginosa (sweet brier) | Trees & Shrubs - Dicotyledons | | Exotic |
Rubus fruticosus agg. (blackberry) | Trees & Shrubs - Dicotyledons | | Exotic |
Rumex acetosella (sheep's sorrel) | Herbs - Dicotyledons other than Composites | | Exotic |
Rumex conglomeratus (clustered dock) | Herbs - Dicotyledons other than Composites | | Exotic |
Rumex crispus (curled dock, yellow dock) | Herbs - Dicotyledons other than Composites | | Exotic |
Rytidosperma unarede (bristle grass) | Grasses | Not Threatened | Native |
Salix babylonica (weeping willow) | Trees & Shrubs - Dicotyledons | | Exotic |
Salix cinerea (grey willow, pussy willow) | Trees & Shrubs - Dicotyledons | | Exotic |
Salix fragilis × S. euxina (crack willow) | Trees & Shrubs - Dicotyledons | | Exotic |
Schefflera digitata (patatē, patē, seven-finger) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Schoenoplectus tabernaemontani (kuawa) | Sedges | Not Threatened | Native |
Schoenus apogon | Sedges | Not Threatened | Native |
Schoenus brevifolius (bog schoenus, the stabber) | Sedges | Not Threatened | Native |
Schoenus maschalinus (dwarf bog rush) | Sedges | Not Threatened | Native |
Schoenus tendo (kauri sedge, kauri schoenus) | Sedges | Not Threatened | Native |
Senecio bipinnatisectus (Australian fireweed) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Senecio glomeratus subsp. glomeratus (fireweed) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Senecio minimus (fireweed) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Senecio scaberulus (fireweed) | Herbs - Dicotyledonous composites | Threatened – Nationally Critical | Native |
Senecio skirrhodon (gravel groundsel) | Herbs - Dicotyledonous composites | | Exotic |
Silene gallica (catchfly) | Herbs - Dicotyledons other than Composites | | Exotic |
Sisymbrium officinale (hedge mustard) | Herbs - Dicotyledons other than Composites | | Exotic |
Solanum americanum (small-flowered nightshade) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Solanum chenopodioides (velvety nightshade) | Herbs - Dicotyledons other than Composites | | Exotic |
Sonchus oleraceus (sow thistle, sowthistle) | Herbs - Dicotyledonous composites | | Exotic |
Sophora microphylla (kōwhai, weeping kōwhai, small-leaved kōwhai) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Sparganium subglobosum (bur-reed, maru) | Herbs - Monocots | Not Threatened | Native |
Spergula arvensis (spurrey) | Herbs - Dicotyledons other than Composites | | Exotic |
Sphaeropteris medullaris (mamaku, black tree fern) | Ferns | Not Threatened | Native |
Spiranthes australis (lady's tresses, spiranthes orchid) | Orchids | Threatened – Nationally Vulnerable | Native |
Sporobolus africanus (rat's tail) | Grasses | | Exotic |
Stellaria alsine (bog stitchwort) | Herbs - Dicotyledons other than Composites | | Exotic |
Symphyotrichum lanceolatum (sea aster) | Herbs - Dicotyledonous composites | | Exotic |
Thelymitra pauciflora (sun orchid) | Orchids | Not Threatened | Native |
Tradescantia fluminensis (wandering Jew) | Herbs - Monocots | | Exotic |
Trifolium arvense (haresfoot trefoil) | Herbs - Dicotyledons other than Composites | | Exotic |
Trifolium pratense (red clover) | Herbs - Dicotyledons other than Composites | | Exotic |
Trifolium repens (white clover) | Herbs - Dicotyledons other than Composites | | Exotic |
Trifolium tomentosum (woolly clover) | Herbs - Dicotyledons other than Composites | | Exotic |
Triglochin striata (triglochin) | Herbs - Monocots | Not Threatened | Native |
Typha orientalis (raupō, bullrush) | Herbs - Monocots | Not Threatened | Native |
Ulex europaeus (gorse) | Trees & Shrubs - Dicotyledons | | Exotic |
Urtica australis (southern nettle, onga (Chatham I. only)) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Utricularia dichotoma subsp. novae-zelandiae | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Verbena bonariensis (purple-top, purple-top vervain) | Herbs - Dicotyledons other than Composites | | Exotic |
Veronica persica (scrambling speedwell, Persian speedwell) | Herbs - Dicotyledons other than Composites | | Exotic |
Vicia sativa (vetch) | Herbs - Dicotyledons other than Composites | | Exotic |
Viola lyallii (haaka, New Zealand native violet) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Wahlenbergia violacea (violet harebell) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Wolffia australiana (water-meal) | Herbs - Monocots | Not Threatened | Native |
Yucca gloriosa (Spanish dagger, palm lily, mound-lily yucca) | Herbs - Monocots | | Exotic |
Zealandia pustulata subsp. pustulata (hound's tongue, kōwaowao, pāraharaha) | Ferns | Not Threatened | Native |