Arnica is a genus of perennial, herbaceous plants in the sunflower family (Asteraceae). The genus name Arnica may be derived from the Greek arni, "lamb", in reference to the plants' soft, hairy leaves. Arnica is also known by the names mountain tobacco and confusingly, leopard's bane and wolfsbane—two names that it shares with the entirely unrelated genus Aconitum.
Antennaria alpina is a European and North American species of plant in the family Asteraceae. Antennaria alpina is native to mountainous and subarctic regions of Scandinavia, Greenland, Alaska, and the Canadian Arctic, extending south at high altitudes in mountains in the Rocky Mountains south to Montana and Wyoming.
The Circaea, or enchanter's nightshades, are a genus of flowering plants in the evening primrose family Onagraceae. About two dozen taxa have been described, including eight species. Plants of the genus occur throughout the temperate and boreal forests of the Northern Hemisphere. Three taxa occur in North America: Circaea alpina, Circaea canadensis, and the hybrid Circaea × sterilis. The generic name Circaea refers to the enchantress Circe from Greek mythology who is said to have used the herb as a charm.
Arctous alpina, the alpine bearberry, mountain bearberry or black bearberry, is a dwarf shrub in the heather family Ericaceae. The basionym of this species is Arbutus alpinaL..
Eurybia sibirica, commonly known as the Siberian aster or arctic aster, is an herbaceous perennial native to north western North America and northern Eurasia. It is found largely in open areas of subarctic boreal forests, though it is also found in a wide variety of habitats in the region. It is similar in appearance to Eurybia merita, but their ranges overlap only near the border between the US and Canada, where E. sibirica is generally found at higher elevations.
Erigeron compositus is an Arctic and alpine species of fleabane in the family Asteraceae. Common names include dwarf mountain fleabane, cutleaf daisy, and trifid mountain fleabane.
Artemisia campestris is a common and widespread species of plants in the sunflower family, Asteraceae. It is native to a wide region of Eurasia and North America. Common names include field wormwood, beach wormwood, northern wormwood, Breckland wormwood, boreal wormwood, Canadian wormwood, field sagewort and field mugwort.
Arnica cordifolia is a species of arnica in the sunflower family, known by the common name heartleaf arnica. It is native to western North America.
Arnica mollis is a North American species of arnica in the sunflower family, known by the common name soft arnica, or hairy arnica. It is native to Canada and the United States (Alaska and the western mountains as far south as San Bernardino County, California and Rio Arriba County, New Mexico. There are also isolated populations in the White Mountains of Coos County, New Hampshire. The species grows in subalpine mountain habitat such as meadows and streambanks.
Artemisia norvegica is a species of flowering plant in the aster family known by the common names alpine sagewort, boreal sagewort, mountain sagewort, Norwegian mugwort, arctic wormwood, and spruce wormwood. It is found in cold locations in Eurasia and high altitudes and high latitudes in North America.
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.
Achillea alpina, commonly known as alpine yarrow, Chinese yarrow or Siberian yarrow, is an Asian and North American species of plant in the sunflower family. It is native to Siberia, the Russian Far East, China, Mongolia, Korea, Japan, Nepal, Canada, the northern United States.
Antennaria friesiana, or Fries' pussytoes, is an Arctic species of plants in the family Asteraceae. It is the northern reaches of Asia and North America. Many of the populations lack male (staminate) flowers and reproduce asexually.
Antennaria monocephala, the pygmy pussytoes, is a flowering plant in the family Asteraceae. It is native to arctic and alpine regions of North America as well as the Chukotka (Chukchi) Peninsula of Russia.
Antennaria pulchella is a North American species of flowering plants in the family Asteraceae known by the common names showy pussytoes and handsome pussytoes. It is widespread across much of Canada including the three Arctic Territories, as well as in parts of the United States.
Arnica lonchophylla is a species of flowering plant in family Asteraceae. The common names for this species includes longleaf arnica, northern arnica, and spear-leaved arnica. It has daisy-like yellow flowers that are 2.5 to 5 cm across with a yellow center disks.
Arnica griscomii is an Asian and North American species of plants in the sunflower family, known by the common name snow arnica. It is native to eastern Russia and northwestern North America and to eastern Canada.
Arnica lanceolata is a North American species of flowering plant in the family Asteraceae, known by the common name clasping arnica or lanceleaf arnica. It has a disjunct (discontinuous) distribution in western North America and northeastern North America.
Arnica rydbergii is a North American species of flowering plant in the family Asteraceae, known by the common name Rydberg's arnica or subalpine arnica or subalpine leopardbane. It is native to western Canada, and the western United States.
