''Cotoneaster simonsii'' (syn. ''Cotoneaster newryensis''), the Himalyan cotoneaster, is a species of flowering plant in the family

Rosaceae Rosaceae (), the rose family, is a medium-sized family of flowering plants that includes 4,828 known species in 91 genera. The name is derived from the type genus ''Rosa''. Among the most species-rich genera are ''Alchemilla'' (270), ''Sorbus ...

. It is native to Nepal, the eastern Himalayas,

Assam Assam (; ) is a state in northeastern India, south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an area of . The state is bordered by Bhutan and Arunachal Pradesh to the north; Nagaland and Manipur ...

, and Myanmar, and has been introduced to a number of locales in Europe, the west coast of North America, and Australia as a

garden escapee Escaped plants are cultivated plants, usually garden plants, that are not originally native to an area, and due to their dispersal strategies, have escaped from cultivation and have settled in the wild and bred there, whether intentionally or ...

. The

Royal Horticultural Society The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity. The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nort ...

considers it to be an undesirable invasive non-native species.

Description

The species is tall. It apex is acute, while the base is either cuneate or obtuse. Its petioles are and are both strigose and villous. Its fertile shoots not to mention 3-5 leaves are in length with the

stamen The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

s being of long. Both the

fruit In botany, a fruit is the seed-bearing structure in flowering plants that is formed from the ovary after flowering. Fruits are the means by which flowering plants (also known as angiosperms) disseminate their seeds. Edible fruits in particu ...

s and the

flower A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechani ...

s are in length. The fruits are globose, obovoid, red and shiny, with green coloured

calyx Calyx or calyce (plural "calyces"), from the Latin ''calix'' which itself comes from the Ancient Greek ''κάλυξ'' (''kálux'') meaning "husk" or "pod", may refer to: Biology * Calyx (anatomy), collective name for several cup-like structures ...

lobes which are flat. The flowers bloom in June, while fruits ripen from September to October.

Cultivation history

As its synonym ''C. newryensis'', it was first raised at Thomas Smith's Daisy Hill Nursery in

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

from where it was moved to be distributed by Barbier Nursery in

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

. It appeared at

Lemoine Lemoine or Le Moine is a French surname meaning "Monk". Notable people with the surname include: * Adolphe Lemoine, known as Lemoine-Montigny (1812–1880), French comic-actor * Anna Le Moine (born 1973), Swedish curler * Antoine Marcel Lemoine ( ...

nursery catalogue by 1911 in

Nancy, France Nancy ; Lorraine Franconian: ''Nanzisch'' is the Prefectures in France, prefecture of the northeastern Departments of France, French department of Meurthe-et-Moselle. It was the capital of the Duchy of Lorraine, which was Lorraine and Barrois, an ...

References

{{Taxonbar, from1=Q10535027, from2=Q16952091 simonsii Garden plants of Asia Flora of Nepal Flora of East Himalaya Flora of Assam (region) Flora of Myanmar Plants described in 1869