Acaena anserinifolia (bidibid, hutiwai, piripiri) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Aciphylla traversii (taramea karupuru, Chatham Island speargrass,) | Herbs - Dicotyledons other than Composites | At Risk – Declining | Native |
Adiantum cunninghamii (common maidenhair, Cunningham's maidenhair) | Ferns | Not Threatened | Native |
Aira caryophyllea subsp. caryophyllea (silvery hair grass) | Grasses | | Exotic |
Anthoxanthum redolens (holy grass, kāretu) | Grasses | Not Threatened | Native |
Apodasmia similis (jointed wire rush, oioi) | Rushes & Allied Plants | Not Threatened | Native |
Asplenium chathamense (Chatham Island spleenwort) | Ferns | At Risk – Naturally Uncommon | Native |
Asplenium flaccidum (drooping spleenwort, hanging spleenwort) | Ferns | Not Threatened | Native |
Asplenium obtusatum (shore spleenwort) | Ferns | Not Threatened | Native |
Asplenium pauperequitum (Poor Knights spleenwort) | Ferns | Threatened – Nationally Endangered | Native |
Astelia chathamica (Chatham Island astelia, Chatham Island kakaha, Moriori flax) † | Herbs - Monocots | At Risk – Declining | Native |
Astelia fragrans (bush flax, bush lily, kakaha) | Herbs - Monocots | Not Threatened | Native |
Atriplex buchananii (Buchanan’s orache) | Herbs - Dicotyledons other than Composites | Threatened – Nationally Vulnerable | Native |
Austroderia turbaria (Chatham Island toetoe) | Grasses | Threatened – Nationally Critical | Native |
Brachyglottis rotundifolia var. rotundifolia (mutton-bird scrub) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Bromus hordeaceus (soft brome) | Grasses | | Exotic |
Carex lectissima (fine-leaved bastard grass, hook sedge) | Sedges | Not Threatened | Native |
Carex ternaria (southern cutty grass, rautahi) | Sedges | Not Threatened | Native |
Carex virgata (swamp sedge, pukio, toitoi, toetoe) | Sedges | Not Threatened | Native |
Centella uniflora (centella) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Cerastium fontanum subsp. vulgare | Herbs - Dicotyledons other than Composites | | Exotic |
Chaerophyllum colensoi var. colensoi (mountain myrrh, oreomyrrhis) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Chenopodium triandrum (pigweed) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Colobanthus muscoides | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Coprosma chathamica (Chatham Island karamū, karamū) | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Coprosma colensoi | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Coprosma foetidissima (hūpiro, stinkwood, shit shrub) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Coprosma lucida (karamū, shining karamū) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Coprosma propinqua var. martinii (Tāpātāpā) | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Coriaria arborea var. arborea (tutu, tree tutu) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Corybas acuminatus (spider orchid) | Orchids | Not Threatened | Native |
Corybas macranthus (silver-back spider orchid) | Orchids | Not Threatened | Native |
Cotula australis (common cotula, soldier's button) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Cranfillia deltoides (korokio, mountain hard fern) | Ferns | Not Threatened | Native |
Crassula moschata (shore stonecrop) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Dacrydium cupressinum (rimu, red pine) | Trees & Shrubs - Gymnosperms | Not Threatened | Native |
Dendrobium cunninghamii (winika, pekapeka, Christmas orchid, bamboo orchid) | Orchids | Not Threatened | Native |
Dichondra brevifolia (dichondra) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Dicksonia squarrosa (wheki, rough tree fern, harsh tree fern) | Ferns | Not Threatened | Native |
Disphyma papillatum (Chatham Island ice plant) | Herbs - Dicotyledons other than Composites | At Risk – Naturally Uncommon | Native |
Dracophyllum arboreum (Chatham Island grass tree, tarahinau) | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Dracophyllum longifolium (inanga, inaka) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Dracophyllum scoparium | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Drosera binata (forked sundew, scented sundew) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Earina autumnalis (Easter orchid, raupeka) | Orchids | Not Threatened | Native |
Elaeocarpus hookerianus (pōkākā) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Eleocharis acuta (sharp spike sedge) | Sedges | Not Threatened | Native |
Euchiton ruahinicus | Herbs - Dicotyledonous composites | Not Threatened | Native |
Festuca coxii (Cox’s fescue) | Grasses | At Risk – Naturally Uncommon | Native |
Ficinia nodosa (wiwi, knobby club rush, ethel sedge) | Sedges | Not Threatened | Native |
Fuscospora cliffortioides (mountain beech) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Gahnia procera (giant sedge, gahnia, mountain gahnia) | Sedges | Not Threatened | Native |
Gentianella chathamica subsp. chathamica (Chatham Island gentian) | Herbs - Dicotyledons other than Composites | At Risk – Naturally Uncommon | Native |
Geranium traversii (Chatham Island geranium) | Herbs - Dicotyledons other than Composites | At Risk – Naturally Uncommon | Native |
Gleichenia dicarpa (tangle fern, swamp umbrella fern) | Ferns | Not Threatened | Native |
Gonocarpus aggregatus | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Goodenia radicans (selliera, remuremu, half-star) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Griselinia littoralis (broadleaf, kāpuka, papauma) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Gunnera monoica (Native gunnera) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Hedycarya arborea (porokaiwhiri, pigeonwood) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Helichrysum filicaule (creeping everlasting daisy, slender everlasting daisy) | Herbs - Dicotyledonous composites | Not Threatened | Native |
Histiopteris incisa (histiopteris, water fern, mātātā, bat's wing fern) | Ferns | Not Threatened | Native |
Holcus lanatus (Yorkshire fog) | Grasses | | Exotic |
Hymenophyllum flabellatum (filmy fern) | Ferns | Not Threatened | Native |
Hymenophyllum multifidum (much-divided filmy fern) | Ferns | Not Threatened | Native |
Hymenophyllum nephrophyllum (kidney fern, konehu, kopakopa, raurenga) | Ferns | Not Threatened | Native |
Hymenophyllum rarum (filmy fern) | Ferns | Not Evaluated | Native |
Hymenophyllum sanguinolentum (filmy fern, piripiri) | Ferns | Not Threatened | Native |
Hymenophyllum scabrum (rough filmy fern) | Ferns | Not Threatened | Native |
Hypochaeris radicata (catsear) | Herbs - Dicotyledonous composites | | Exotic |
Isolepis aucklandica | Sedges | Not Threatened | Native |
Isolepis cernua var. cernua (slender clubrush) | Sedges | Not Threatened | Native |
Isolepis distigmatosa | Sedges | Not Threatened | Native |
Juncus pallidus (giant rush, leafless rush) | Rushes & Allied Plants | Not Threatened | Native |
Juncus planifolius (grass-leaved rush) | Rushes & Allied Plants | Not Threatened | Native |
Lachnagrostis lyallii (mountain wind grass) | Grasses | Not Threatened | Native |
Lateristachys lateralis | Lycophytes (clubmosses, selaginella, quillworts) | Not Threatened | Native |
Lepidium oleraceum (nau, Cook's scurvy grass) | Herbs - Dicotyledons other than Composites | Threatened – Nationally Endangered | Native |
Lepidosperma australe (square sedge, square-stemmed sedge) | Sedges | Not Threatened | Native |
Leptecophylla juniperina subsp. juniperina (prickly mingimingi, mingimingi) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Leptecophylla robusta (pouteretere) | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Leptinella potentillina | Herbs - Dicotyledonous composites | At Risk – Naturally Uncommon | Native |
Leptinella squalida subsp. squalida | Herbs - Dicotyledonous composites | Not Threatened | Native |
Libertia peregrinans (New Zealand iris, mikoikoi) | Herbs - Monocots | Threatened – Nationally Vulnerable | Native |
Lobelia anceps (New Zealand lobelia, shore lobelia) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Lobelia arenaria (sand lobelia) | Herbs - Dicotyledons other than Composites | At Risk – Naturally Uncommon | Native |
Lotus pedunculatus (lotus) | Herbs - Dicotyledons other than Composites | | Exotic |
Luzula banksiana var. acra (coastal woodrush) | Rushes & Allied Plants | Not Threatened | Native |
Lysimachia arvensis subsp. arvensis var. arvensis (pimpernel) | Herbs - Dicotyledons other than Composites | | Exotic |
Machaerina rubiginosa (baumea) | Sedges | Not Threatened | Native |
Machaerina tenax | Sedges | Not Threatened | Native |
Macrolearia oporina | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Metrosideros diffusa (white rātā) | Lianes & Related Trailing Plants - Dicotyledons | Not Threatened | Native |
Metrosideros umbellata (southern rātā) | Trees & Shrubs - Dicotyledons | Threatened – Nationally Vulnerable | Native |
Microlaena stipoides (meadow rice grass, slender rice grass) | Grasses | Not Threatened | Native |
Myriophyllum pedunculatum subsp. novae-zelandiae | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Myrsine australis (red mapou, red matipo, mapau, red maple) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Myrsine divaricata (weeping matipo, weeping māpou) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Neomyrtus pedunculata (rōhutu) | Trees & Shrubs - Dicotyledons | Threatened – Nationally Critical | Native |
Nertera depressa (nertera, bead plant, fruiting duckweed) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Notogrammitis billardierei (common strap fern) | Ferns | Not Threatened | Native |
Notogrammitis heterophylla (taupeka, comb fern) | Ferns | Not Threatened | Native |
Parablechnum montanum (mountain kiokio, Dunedin-Cass blechnum) | Ferns | Not Threatened | Native |
Parablechnum novae-zelandiae (kiokio, horokio, palm leaf fern) | Ferns | Not Threatened | Native |
Parablechnum procerum (small kiokio) | Ferns | Not Threatened | Native |
Pectinopitys ferruginea (miro, brown pine) | Trees & Shrubs - Gymnosperms | Not Threatened | Native |
Pentapogon avenoides (mountain oat grass) | Grasses | Not Threatened | Native |
Pentapogon crinitus (long-hair plume grass) | Grasses | Not Threatened | Native |
Phlegmariurus varius (clubmoss) | Lycophytes (clubmosses, selaginella, quillworts) | Not Evaluated | Native |
Phormium cookianum subsp. cookianum (mountain flax, wharariki) | Herbs - Monocots | Not Threatened | Native |
Phyllocladus alpinus (mountain celery pine, mountain toatoa) | Trees & Shrubs - Gymnosperms | Not Threatened | Native |
Plantago australis (swamp plantain) | Herbs - Dicotyledons other than Composites | | Exotic |
Poa chathamica (Chatham Islands poa) | Grasses | At Risk – Naturally Uncommon | Native |
Podocarpus laetus (mountain tōtara, Hall's tōtara, thin-barked tōtara, tōtara-kiri-kōtukutuku) | Trees & Shrubs - Gymnosperms | Not Threatened | Native |
Prasophyllum colensoi (leek orchid) | Orchids | Not Threatened | Native |
Pseudodiphasium volubile (climbing clubmoss, waewaekoukou) | Lycophytes (clubmosses, selaginella, quillworts) | Not Threatened | Native |
Pseudognaphalium luteoalbum | Herbs - Dicotyledonous composites | Not Threatened | Native |
Pseudopanax chathamicus (hoho, Chatham Island lancewood) | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Pseudopanax colensoi var. ternatus | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Pseudopanax crassifolius (horoeka, lancewood) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Pteridium esculentum (bracken, rarauhe, bracken fern) | Ferns | Not Threatened | Native |
Pterophylla racemosa (kāmahi, tawheo, tawhero, tawherowhero) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Pyrrosia elaeagnifolia (leather-leaf fern, pyrrosia) | Ferns | Not Threatened | Native |
Ranunculus acaulis (sand buttercup, shore buttercup) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Raukaua simplex (haumakoroa) | Trees & Shrubs - Dicotyledons | Not Threatened | Native |
Ripogonum scandens (supplejack, kareao, pirita) | Lianes - Monocots | Not Threatened | Native |
Rumohra adiantiformis (leathery shield fern, florists fern) | Ferns | Not Threatened | Native |
Rytidosperma gracile (dainty bristle grass) | Grasses | Not Threatened | Native |
Rytidosperma unarede (bristle grass) | Grasses | Not Threatened | Native |
Sagina procumbens (procumbent pearlwort) | Herbs - Dicotyledons other than Composites | | Exotic |
Salicornia quinqueflora (glasswort) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Samolus repens var. repens (Sea primrose, shore pimpernel, water pimpernel) | Herbs - Dicotyledons other than Composites | Not Threatened | Native |
Schoenus apogon | Sedges | Not Threatened | Native |
Schoenus maschalinus (dwarf bog rush) | Sedges | Not Threatened | Native |
Schoenus nitens | Sedges | Not Threatened | Native |
Schoenus pauciflorus (bog rush, sedge tussock) | Sedges | Not Threatened | Native |
Senecio sterquilinus (guano groundsel) | Herbs - Dicotyledonous composites | At Risk – Naturally Uncommon | Native |
Sonchus oleraceus (sow thistle, sowthistle) | Herbs - Dicotyledonous composites | | Exotic |
Sporadanthus traversii (Chatham Island bamboo rush,) | Rushes & Allied Plants | At Risk – Naturally Uncommon | Native |
Thelymitra cyanea (swamp sun orchid, striped sun orchid) | Orchids | Not Threatened | Native |
Thelymitra longifolia (white sun orchid, māikuku) | Orchids | Not Threatened | Native |
Thelymitra pulchella (striped sun orchid, beautiful sun orchid) | Orchids | Not Threatened | Native |
Tmesipteris tannensis (fork fern) | Ferns | Not Threatened | Native |
Triglochin striata (triglochin) | Herbs - Monocots | Not Threatened | Native |
Ulex europaeus (gorse) | Trees & Shrubs - Dicotyledons | | Exotic |
Veronica chathamica (Chatham Island koromiko) † | Trees & Shrubs - Dicotyledons | At Risk – Naturally Uncommon | Native |
Zealandia pustulata subsp. pustulata (hound's tongue, kōwaowao, pāraharaha) | Ferns | Not Threatened | Native |