''Arctanthemum integrifolium'', the entire-leaved daisy, is a subarctic species of plant in the sunflower family. It grows in

Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S., ...

, northern

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

Peary Land Peary Land is a peninsula in northern Greenland, extending into the Arctic Ocean. It reaches from Victoria Fjord in the west to Independence Fjord in the south and southeast, and to the Arctic Ocean in the north, with Cape Morris Jesup, the north ...

in northern

Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...

, and the East Chukotka region of eastern

Russia Russia (, , ), or the Russian Federation, is a List of transcontinental countries, transcontinental country spanning Eastern Europe and North Asia, Northern Asia. It is the List of countries and dependencies by area, largest country in the ...

Description

''Arctanthemum integrifolium'' is a perennial herb, rarely more than tall, with a woody underground

caudex A caudex (plural: caudices) of a plant is a stem, but the term is also used to mean a rootstock and particularly a basal stem structure from which new growth arises.pages 456 and 695 In the strict sense of the term, meaning a stem, "caudex" is m ...

and a basal rosette of leaves. Each plant usually produces only one flower head, blooming in the summer, containing 11–19 white ray flowers surrounding 60–80 yellow disc flowers.Flora of North America, ''Hulteniella'' Tzvelev 1987.
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Distribution and habitat

This plant grows in

alpine Alpine may refer to any mountainous region. It may also refer to: Places Europe * Alps, a European mountain range ** Alpine states, which overlap with the European range Australia * Alpine, New South Wales, a Northern Village * Alpine National Pa ...

zones, found most typically on gravelly sites, arctic tundra, and exposed areas with low organic content, such as rock, sand, or gravel. It does not thrive in areas near the sea or where otherwise exposed to salt spray.

References

Plants described in 1823 Anthemideae Flora of Quebec Flora of North European Russia Flora of Magadan Oblast Flora of Alaska Flora of the Northwest Territories Flora of Nunavut Flora of Yukon Flora of British Columbia Flora without expected TNC conservation status {{Asteroideae-stub