Chrysanthemum integrifolium
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''Arctanthemum integrifolium'', the entire-leaved daisy, is a subarctic species of plant in the sunflower family. It grows in Alaska, northern Canada, Peary Land in northern Greenland, and the East Chukotka region of eastern Russia.


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