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

Alaska Alaska ( ) is a non-contiguous U.S. state on the northwest extremity of North America. Part of the Western United States region, it is one of the two non-contiguous U.S. states, alongside Hawaii. Alaska is also considered to be the north ...

, northern

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

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 nor ...

in northern

Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...

, and the East Chukotka region of eastern

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Description

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

caudex A caudex (: 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 most ...

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 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 {{Anthemideae-stub