''Erysimum redowskii'',

synonym A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

''Erysimum pallasii'', known as Pallas' wallflower, is a low shrub or mid shrub species from the

Arctic The Arctic ( or ) is a polar regions of Earth, polar region located at the northernmost part of Earth. The Arctic consists of the Arctic Ocean, adjacent seas, and parts of Canada (Yukon, Northwest Territories, Nunavut), Danish Realm (Greenla ...

. It has purple flowers that do not reflect UV.

Taxonomy

''Erysimum redowskii'' was first described by

Johann Anton Weinmann Johann Anton Weinmann (russian: Иван Андреевич Вейнман; 23 December 1782, Würzburg - 5 August 1858, Pavlovsk) was a German botanist who served as Inspector of the Gardens in Saint Petersburg, Russia. He published a ''Flora'' t ...

in 1810. A description of ''Cheiranthus pallasii'' was first published by

Frederick Traugott Pursh Frederick Traugott Pursh (or Friedrich Traugott Pursch) (February 4, 1774 – July 11, 1820) was a German people, German–United States, American botanist. Born in Großenhain, Saxony, under the name Friedrich Traugott Pursh, he was educated at ...

in 1813. It was transferred to ''

Erysimum ''Erysimum'', or wallflower, is a genus of flowering plants in the cabbage family, Brassicaceae. It includes more than 150 species, both popular garden plants and many wild forms. The genus ''Cheiranthus'' is sometimes included here in whole o ...

'' as ''Erysimum pallasii'' by

Merritt Lyndon Fernald Merritt Lyndon Fernald (October 5, 1873 – September 22, 1950) was an American botanist. He was a respected scholar of the taxonomy and phytogeography of the vascular plant flora of temperate eastern North America. During his career, Fernald pub ...

in 1925. ''E. pallasii'' was considered to be a synonym of ''E. redowskii'' by

Adolf Polatschek Adolf (also spelt Adolph or Adolphe, Adolfo and when Latinised Adolphus) is a given name used in German-speaking countries, Scandinavia, the Netherlands and Flanders, France, Italy, Spain, Portugal, Latin America and to a lesser extent in vari ...

in 2010 and 2012 listings of ''Erysimum'' species. The synonymy is accepted by

Plants of the World Online Plants of the World Online (POWO) is an online database published by the Royal Botanic Gardens, Kew. It was launched in March 2017 with the ultimate aim being "to enable users to access information on all the world's known seed-bearing plants by ...

, .

Distribution

This wallflower has a circumpolar

distribution. It is widespread in the

Canadian Arctic Archipelago The Arctic Archipelago, also known as the Canadian Arctic Archipelago, is an archipelago lying to the north of the Canadian continental mainland, excluding Greenland (an autonomous territory of Denmark). Situated in the northern extremity of No ...

, and common in

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 ...

, Northwest

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 ...

and

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., ...

Ecology

This species seems to be apomictic, since it is scarcely visited by insects and seed production is independent of flower visitors.

References

redowskii Flora of the Arctic Flora of Russia Flora of Siberia Flora of Finland Flora of Norway Flora of Sweden Flora of Alaska Flora of Canada Flora without expected TNC conservation status {{Brassicales-stub