Flora of Nunavut

Ranunculus allenii, commonly known as Allen's buttercup, is a flowering plant in the crowfoot or buttercup family, Ranunculaceae. Generally found in wetlands in northern latitudes, it bears yellow flowers in summer, which are pollinated by insects.

Braya thorild-wulffii, the Greenland northern rockcress, is a plant species native to Greenland, Nunavut the Canadian Northwest Territories, and from the Chukotka Autonomous Okrug of eastern Russia. Braya thorild-wulffii is an herb up to 10 cm tall, sometimes hairy, sometimes not. Leaves are spatula-shaped, up to 4 cm long. Flowers are white to purplish, up to 10 mm in diameter. Fruits spherical or egg-shaped, up to 10 mm in diameter.

Symphyotrichum pygmaeum (formerly Eurybia pygmaea and Aster pygmaeus) is a species of flowering plant in the family Asteraceae. Commonly known as pygmy aster, it is a perennial, herbaceous plant that may reach heights of 1.5 to 15 centimeters (1⁄2 to 6 inches). Its summer-blooming flowers have purple to violet ray florets and yellow disk florets.

× Arctodupontia is a nothogenus of Arctic and Subarctic plants in the grass family. The only known nothospecies is × Arctodupontia scleroclada, found in the colder regions of Eurasia and North America (Nunavut, Svalbard, Magadan, northern European Russia). It is believed to have originated as a hybrid of two other arctic grasses: Arctophila fulva × Dupontia fisheri.

Erigeron yukonensis is a rare Arctic species of flowering plant in the family Asteraceae known by the common name Yukon fleabane. It is native to the northwestern corner of North America: Alaska, Yukon, Northwest Territories. Erigeron yukonensis grows in rocky slopes and meadows, usually above the tree line. It is a branching perennial herb up to 40 centimeters (16 inches) tall, producing a taproot and a woody underground caudex. It generally produces 1-4 flower heads per stem. Each head contains 42–82 pink, purple, or white ray florets surrounding numerous yellow disc florets.

Lupinus arcticus is a species of flowering plant in the subfamily Faboideae of the family Fabaceae, known by the common names Arctic lupine or subalpine lupine. It is native to northwestern North America, where it occurs from Oregon north to Alaska and east to Nunavut. It is a common wildflower in British Columbia. This is a perennial herb growing from a taproot and producing erect stems up to 50 centimeters tall. The dark green, hairy leaves are borne upon rough, hairy petioles up to 17 centimeters long. The leaves are palmately compound, made up of 3 to 9 leaflets each measuring up to 6

Festuca edlundiae, commonly known as Edlund's fescue, is a native, perennial, tufted grass of the High Arctic. It occurs in Alaska, the Canadian Arctic Archipelago, northern Greenland, far eastern Arctic Russia, and Svalbard. The specific epithet honours Canadian botanist Sylvia Edlund. The species was first formally described in 1995 by Susan Aiken, Laurie Consaul, and Leonard Lefkovitch.

Platanthera hyperborea, the northern green orchid, is small orchid found only in Greenland, Iceland, and Akimiski Island in Canada. Numerous authors cite the species as widespread in other parts of Canada and also in the United States; such populations are more correctly referred to as Platanthera aquilonis.

Silene sorensenis, the three-flowered campion or Sorensen's catchfly, is a species of plant in the family Caryophyllaceae. It is found in the tundra of the Canadian Arctic Archipelago, the Northern Russian Far East and Greenland. This species was named after Danish botanist Thorvald Sørensen (1902–1973).

Salix argyrocarpa is a species of willow native to northeastern North America.

Salix calcicola, known as limestone willow or woolly willow, is a species of willow native to the subarctic and Arctic regions of Canada, including Nunavut Islands, continental Nunavut, northern Quebec, Labrador. Arctic islands: Baffin, King William, Southampton, and Coats (Boothia Peninsula). It is a low growing shrub with usually ovate leaves and catkins that emerge in the early spring before the leaves emerge. The species has been treated as subspecies of Salix lanata, but it is not proven.

Oreomecon polaris is an Arctic species of plant in the poppy family.

Cerastium arcticum, the Arctic mouse-ear chickweed or Arctic mouse-ear, is a flower found in parts of western and southern Greenland, Baffin Island, Labrador, Iceland, Faroe Islands, Scotland, Norway and Svalbard. It is a perennial herb that grows in tufts, sometimes loosely, generally in damp places and on open gravel. Most of the plant is pubescent, the hairs appearing stiff. Leaves are elliptical. The flowers are white, rather large, beautiful when fully expanded, single or two together. Petals are deeply notched and considerably longer than sepals.

Castilleja elegans, the elegant Indian paintbrush, is a herbaceous plant species in the genus Castilleja found in Canada.

Arabidopsis arenicola, the Arctic rock-cress, is a plant species native to the northeastern part of North America. It has been reported from Greenland, Labrador, Nunavut, Northwest Territories, Québec, Ontario, Manitoba, and Saskatchewan. It grows on sandy or gravely beaches or stream banks at elevations below 1,500 metres (4,900 ft). Arabidopsis arenicola is a perennial herb up to 30 centimetres (12 in) tall, usually hairless or almost hairless. Basal leaves are up to 6 centimetres (2.4 in) long; stem leaves up to 2.5 millimetres (0.098 in) long. Flowers are white, up to 10 millimetres (0.39

Oxytropis podocarpa is a species of flowering plant in the legume family known by the common names stalkpod locoweed, stalked-pod crazyweed, and Gray's point-vetch. It is native to North America, where it occurs in the northern latitudes, from Yukon and British Columbia across the low arctic to northern Quebec and Labrador. In the Rocky Mountains it occurs at the higher elevations as far south as Colorado. This plant is a matted, cushion-forming perennial herb with erect or prostrate stems just a few centimeters long. The leaves are up to 5 centimeters long and are each made up of several

Campanula alaskana, the Alaska bellflower, is a species of flowering plant in the family Campanulaceae, native to north-western North America (the Aleutian Islands, Alaska, the Yukon, British Columbia, Washington state). It was first described by Asa Gray in 1886 as Campanula rotundifolia var. alaskana and elevated to a full species by William Wright in 1918.

Silene taimyrensis, or Taimyr catchfly, is a herbaceous perennial in the family Caryophyllaceae.

Bidens hyperborea is a species of flowering plant in the family Asteraceae commonly known as estuary beggarticks, northern beggarticks, or estuary bur-marigold. Known from marshes and estuarine regions in northeastern North America, it is a variable annual herb with yellow flowers similar to Bidens cernua, Bidens laevis, and Bidens eatonii. B. hyperborea is listed as an endangered species in the state of Massachusetts, where it is threatened by habitat degradation, and is listed by NatureServe as critically imperiled (S1) in the province of Ontario and possibly extirpated from New Hampshire.

Salix arbusculoides is a species of flowering plant in the willow family known by the common name little tree willow. It is native to northern North America, where its distribution extends across Alaska and most of Canada. This willow is a shrub or tree growing up to 9 meters tall. It has many branches with smooth gray or reddish-brown bark. The leaves are up to 7.5 centimeters long and often have a thin coat of hairs on the undersides. Immature leaves have thicker coats of hair and are paler and yellowish in color. The leaves have toothed edges that are studded with glands that function as

Cypripedium passerinum is a species of lady's slipper orchid known by the common names sparrow's-egg lady's-slipper, spotted lady's-slipper, and Franklin's lady's-slipper.

Salix pulchra is a species of flowering plant in the willow family, known by the common names diamondleaf willow, tealeaf willow, and thin red willow. It is native to northern North America, where it occurs in Alaska, Yukon, the Northwest Territories, and Nunavut. The species is also found in northern British Columbia, and occurs in Russia. This willow is an erect, deciduous shrub growing up to 4.6 m (15 ft) tall, but usually remaining smaller, especially in the Arctic and in alpine climates. Along with S. richardsonii and S. alaxensis, it is one of the tallest growing willows in the Canadian

Carex rufina is a species of sedge known by the common name snowbed sedge. It is native to Denmark, Norway, Sweden, Greenland, and northeastern Canada. This species is a perennial herb growing up to 15 centimetres (6 in) tall. It has sheathed, grasslike leaves no more than 2 millimetres (0.08 in) wide. The lower spikes are female, while the terminal spike is gynecandrous. This inflorescence is often hidden in the leaves, which form a dense tussock. The species often reproduces clonally. This sedge grows in alpine snowbed habitat. This ecosystem is sensitive to climate change, which causes a

Pedicularis lanata is a species of flowering plant in the family Orobanchaceae. It is native to Canada and Alaska. Its common names include woolly lousewort and bumble-bee flower.

Salix alaxensis is a species of flowering plant in the willow family known by the common names Alaska willow and feltleaf willow. It is native to northern North America, where it occurs throughout Alaska and northwestern Canada.

Potentilla chamissonis, the bluff cinquefoil, is distributed across Svalbard, northern Norway, Greenland and the eastern Arctic of Canada. It grows on ledges on steep slopes, and in crevices.

Salix brachycarpa is a species of flowering plant in the willow family known by the common names barren-ground willow, small-fruit willow and shortfruit willow.

Polygonum humifusum is a species of Asian and North American flowering plant in the buckwheat family, Polygonaceae. It grows in arctic and subarctic regions of eastern Russia, Mongolia, northeastern China, Alaska, and Canada (Yukon, Northwest Territory, Nunavut, British Columbia, northern Ontario). Polygonum humifusum is a branching herb with erect or reclining stems up to 30 cm (1 foot) tall. Flowers are green, pink, or white, produced in groups of 2–5. It grows in fields and on riverbanks at elevations less than 400 m (1300 feet).

Salix uva-ursi, commonly known as bearberry willow, saule raisin-d'ours in French, and Uqaujaq (ᐅᖃᐅᔭᖅ) in Inuktitut, is a species of dwarf shrub in the willow family Salicaceae. It is endemic to arctic and alpine regions of northeastern North America. The specific epithet uva-ursi was given to the species by the describing botanist Frederick Pursh, who noted that its habit and leaves resembled those of Arctostaphylos uva-ursi.

Festuca hyperborea also known as the boreal fescue, is a species of grass in the family Poaceae. This species is native to Greenland, Kamchatka, Krasnoyarsk, Labrador, Magadan, North European Russia, Northwest Territories, Nunavut, Québec, Svalbard, Yakutskiya, and Yukon. It is perennial and mainly grows in subalpine or subarctic biomes. Festuca hyperborea was first described in 1957.