Flora of Chatham Islands

Carex chathamica is a species of sedge in the family Cyperaceae, native to the Chatham Islands of New Zealand. Grey-backed storm petrels (Garrodia nereis) nest in its tufts.

Carex ventosa, also known as Chatham Islands forest sedge, is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to the Chatham Islands.

Myosotidium is a genus of plants belonging to the family Boraginaceae. This genus is represented by the single species Myosotidium hortensia, the Chatham Islands lily, giant forget-me-not or Chatham Islands forget-me-not, which is endemic to the Chatham Islands, New Zealand. In the Māori language, it is known by the name kopukapuka. The biogeography is yet unresolved, but its ancestors may have originated from the American continent, as Myosotidium hortensia was found to be sister to the South American plant genus Selkirkia and both genera being sister to the North American genus Mimophytum.

Dracophyllum arboreum, commonly known as Chatham Island grass tree and tarahinau (Moriori), is a species of tree in the heath family Ericaceae. Endemic to the Chatham Islands of New Zealand, it reaches a height of 18 m (60 ft) and has leaves that differ between the juvenile and adult forms. D. arboreum has wide light green leaves in its juvenile form, which become thin needles as it gains maturity. Flowering occurs from November through to February, yielding small white flowers which later become tiny brown fruit. It inhabits many different types of vegetation communities from near sea level

Geranium traversii, the Chatham Island geranium, is a species of flowering plant in the family Geraniaceae. It is native to the Chatham Islands of New Zealand. A perennial, it is found in a wide variety of habitats on its home islands, and is cultivated elsewhere.

Coprosma chathamica, commonly known as the Chatham Island karamū, is a species of tree found in New Zealand, endemic to the Chatham Islands.

Brachyglottis huntii, commonly called rautini or Chatham Island Christmas tree, is a species of flowering plant in the family Asteraceae. It is found only on the Chatham Islands in New Zealand.

Astelia chathamica, commonly known as the Chatham Islands kakaha, Moriori flax, or silver spear, is a species of flowering plant in the recently named family Asteliaceae. It is an evergreen silver-green perennial from the Chatham Islands of New Zealand, growing to about 1.2 m (4 ft) tall. Forming a large clump of sword-shaped leaves, it produces small green flowers and red berries (the latter only on the female plant). It grows best in partial shade and in fertile and well-drained soil with moderate water. The plant is hardy down to −3 °C (27 °F), but the foliage may be damaged by frost, so

Asplenium chathamense, also called Chatham Island spleenwort, is a species of spleenwort in the fern family Aspleniaceae. It is endemic and found near coasts on the Chatham Islands. The species was described in 1985 by Patrick Brownsey. It is categorized as "naturally uncommon" in the New Zealand Threat Classification System.

Aciphylla traversii, commonly known as taramea, Chatham Island speargrass or Chatham Island Spaniard, is a species of Aciphylla endemic to the Chatham Islands.

Aciphylla dieffenbachii, also called soft speargrass or Dieffenbach's speargrass, is a species of soft speargrass endemic to the Chatham Islands.

Veronica barkeri, synonym Hebe barkeri, is a species of plant in the family Plantaginaceae. It is endemic to the Chatham Islands. It is threatened by habitat loss. It was featured as Critter of the Week by Radio New Zealand on 17 May 2019.

Pterostylis silvicultrix, commonly known as the Chatham Island greenhood or tutukiwi, is a species of orchid which is endemic to Chatham Island and nearby islands. Non-flowering plants have a rosette of leaves but flowering plants have leaves on the flowering stem, some of which reach above the single translucent white flower with dark green stripes. It is similar to Pterostylis banksii which occurs on both of the main islands of New Zealand but that species lacks the orange or reddish-brown tips on the flowers of this species.

Disphyma papillatum, commonly known as Chatham Island ice plant, is a species of flowering plant in the family Aizoaceae and is endemic to the Chatham Islands of New Zealand. It is a succulent, prostrate herb with flattened, pimply, trailing stems, leaves that are triangular in cross-section, and white to pink, dark blue or purple daisy-like flowers.

Carex coxiana is a perennial sedge of the Cyperaceae family that is native to Chatham Island in the south Pacific.

Olearia traversiorum, the Chatham Island akeake, or Chatham Island tree daisy, is a species of flowering plant in the family Asteraceae. It is endemic to the Chatham Islands of New Zealand. It is also known by the synonym O. traversii.

Austroderia turbaria is a species of flowering plant in the family Poaceae and is endemic to the Chatham Islands of New Zealand. It is commonly called the Chatham Island toetoe and is in the genus Austroderia.

Olearia telmatica, commonly known as akeake, is a species of flowering plant in the family Asteraceae native to the Chatham Islands of New Zealand.

Carex auceps is a perennial sedge of the Cyperaceae family that is native to the Chatham Islands to the south of New Zealand.

Macrolearia chathamica, commonly known as keketerehe, is a species of flowering plant in the family Asteraceae. It is found only in the Chatham Islands of New Zealand.

Libertia peregrinans, commonly known as mikoikoi and the New Zealand iris, is a species of flowering plant in the family Iridaceae. It is endemic to New Zealand; its range covers the North, South, and Stewart Islands. It also occurs on the Chatham Islands. L. peregrinans inhabits coastal to lowland areas. It typically occurs near coastal scrub, beaches, dune systems, estuaries, and river mouths. It was first described by Leonard Cockayne and Harry Allan in 1927, formerly being included in the L. ixioides taxon. Its specific epithet, peregrinans, means 'wandering'.

Dracophyllum scoparium is a species of shrub or small tree endemic to the Chatham Islands of New Zealand. It was first described by Joseph Dalton Hooker in 1844 and gets the specific epithet scoparium, in the form of a broom, for the way in which its juvenile leaves grow. In the heath family Ericaceae, it inhabits the Chatham and Pitt Islands, and reaches a height of 1–4 m (3.3–13.1 ft).

Sophora chathamica, the coastal kōwhai, sometimes known as Chatham Island kōwhai, is one of 8 species of native sophora or kōwhai in New Zealand and grows naturally in the north-west of the North Island in New Zealand, as far south as the Tongaporutu River in north Taranaki, and as far north as Te Paki. It can also be found growing near Wellington and the Chatham Islands, although these later plantings are thought to be a result of Māori plantings in the late 18th century and early 19th century. Prior to 2001, it was included as variant of Sophora microphylla, therefore references to either

Alsophila dealbata (synonyms Alsophila tricolor and Cyathea dealbata), commonly known as the silver fern or silver tree-fern, or as ponga or punga (from Māori kaponga or ponga), is a species of medium-sized tree fern, endemic to New Zealand. The fern is usually recognisable by the silver-white colour of the under-surface of mature fronds. It is a symbol commonly associated with the country both overseas and by New Zealanders themselves.

Rhopalostylis sapida, commonly known as nīkau, is a palm tree endemic to New Zealand, and the only palm native to mainland New Zealand.

Pseudopanax (Latin for "false ginseng") is a genus of seven species of evergreen plants that are endemic to New Zealand. Flowers of the genus occur in terminal umbels.

Dicksonia squarrosa, the New Zealand tree fern, whekī or rough tree fern, is a common tree fern endemic to New Zealand. It has a slender black trunk that is usually surrounded by many dead brown fronds.

Carex secta is a sedge from the Cyperaceae family that is endemic to New Zealand. It grows in wetlands. Its Māori names include pūrei, pukio and makura.

Plagianthus is a genus of flowering plants confined to New Zealand and the Chatham Islands. The familial placement of the genus was controversial for many years, but modern genetic studies show it definitely belongs in the Malvaceae subfamily Malvoideae. The name means "slanted flowers".

Discaria toumatou, commonly called matagouri, tūmatakuru, or wild Irishman, is a tangle-branched thorny shrub endemic to New Zealand. It is common throughout the South Island and is less common in the North Island.