Eritrichium nanum

Eritrichium nanum
Eritrichium nanum growing in the Grandes Rousses, Oisans, France
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Boraginales
Family: Boraginaceae
Genus: Eritrichium
Species:
E. nanum
Binomial name
Eritrichium nanum
(L.) Schrad. ex Gaudin

Eritrichium nanum, the arctic alpine forget-me-not[1] or king-of-the-Alps,[2] is a circumpolar alpine cushion plant which occurs in the European Alps and the North American Rocky Mountains.

Description

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This cushion plant grows up to 10 centimetres (4 in) tall. It forms tufts of lanceolate leaves up to 1.5 centimetres (12 in) long.[3] Blooming from June to August, the deep blue corollas are five-lobed and funnel-shaped; five yellow pads surround the inner tube opening. The fruit is divided into four nutlets.[3]

Similar species

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Eritrichium howardii is similar, but has hairs dense enough to cover the leaves.[3]

Distribution and habitat

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The plant occurs in the European Alps and western North America from Alaska and along the Rocky Mountains to Oregon, Montana and New Mexico.[3] It grows at elevations of 10,000 feet in an environment of acid rocks, snow gullies and receding glaciers.

References

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  1. ^ NRCS. "Eritrichium nanum". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 18 January 2016.
  2. ^ BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.
  3. ^ a b c d Spellenberg, Richard (2001) [1979]. National Audubon Society Field Guide to North American Wildflowers: Western Region (rev ed.). Knopf. pp. 415–16. ISBN 978-0-375-40233-3.
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