''Silene chalcedonica'' ( syn. ''Lychnis chalcedonica''), the Maltese-cross or scarlet lychnis, is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Caryophyllaceae, native to Eurasia. Other common names include flower of Bristol, Jerusalem cross and nonesuch. It is a popular

ornamental plant Ornamental plants or ''garden plants'' are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars th ...

and has gained 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 ...

Award of Garden Merit The Award of Garden Merit (AGM) is a long-established award for plants by the British Royal Horticultural Society (RHS). It is based on assessment of the plants' performance under UK growing conditions. It includes the full range of cultivated p ...

Description

It is a

perennial In horticulture, the term perennial ('' per-'' + '' -ennial'', "through the year") is used to differentiate a plant from shorter-lived annuals and biennials. It has thus been defined as a plant that lives more than 2 years. The term is also ...

herbaceous plant Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials. Definitions of "herb" and "herbaceous" The fourth edition o ...

growing tall with unbranched stems. The simple, broadly lanceolate

leaves A leaf (: leaves) is a principal appendage of the stem of a vascular plant, usually borne laterally above ground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, stem, ...

are produced in opposite pairs. Each leaf ranges between long and across. The bright red

flower Flowers, also known as blooms and blossoms, are the reproductive structures of flowering plants ( angiosperms). Typically, they are structured in four circular levels, called whorls, around the end of a stalk. These whorls include: calyx, m ...

s are produced in clusters of 10-50 together. Each flower in diameter with a deeply five-lobed corolla, each lobe being further split into two smaller lobes. This forms a general shape similar to that of the

Maltese cross The Maltese cross is a cross symbol, consisting of four " V" or arrowhead shaped concave quadrilaterals converging at a central vertex at right angles, two tips pointing outward symmetrically. It is a heraldic cross variant which develope ...

to which it owes one of its common names. The

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

is a dry capsule containing numerous

seed In botany, a seed is a plant structure containing an embryo and stored nutrients in a protective coat called a ''testa''. More generally, the term "seed" means anything that can be Sowing, sown, which may include seed and husk or tuber. Seeds ...

Taxonomy

This plant was first formally named as ''Lychnis chalcedonica'' by

Carl Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...

in 1753. For purposes of taxonomic stability, the genus name ''Lychnis'' was formally rejected in 1994 and the name ''Silene'' was conserved. The name ''Silene chalcedonica'' was published by

Ernst Hans Ludwig Krause Ernst Hans Ludwig Krause (27 July 1859, Stade – 1 June 1942, Domjüch/Neustrelitz) was a German physician, botanist and mycologist. He studied medicine and botany in Berlin, where in 1881 he received his medical doctorate. From 1882 to 1893 ...

in 1901. The

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

''chalcedonica'' refers to the ancient town of

Chalcedon Chalcedon (; ; sometimes transliterated as ) was an ancient maritime town of Bithynia, in Asia Minor, Turkey. It was located almost directly opposite Byzantium, south of Scutari (modern Üsküdar) and it is now a district of the city of Ist ...

in what is now Turkey. Numerous

common name In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often con ...

s are attached to this plant, including:

Distribution and habitat

The species is native to central and eastern Russia,

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a European Kazakhstan, small portion in Eastern Europe. It borders Russia to the Kazakhstan–Russia border, north and west, China to th ...

Mongolia Mongolia is a landlocked country in East Asia, bordered by Russia to the north and China to the south and southeast. It covers an area of , with a population of 3.5 million, making it the world's List of countries and dependencies by po ...

, and

northwestern China Northwestern China () is a region in the People's Republic of China. It consists of five provincial administrative regions, namely Shaanxi, Gansu, Qinghai, Ningxia, and Xinjiang. The region is characterized by a (semi-)arid continental climate. ...

. It has naturalised in some parts of

North America North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

. It can be found along roadsides and other disturbed areas, as well as open woodlands, in the northern United States and Canada.

Cultivation

It is a popular

in gardens. It has gained the

. Numerous

cultivar A cultivar is a kind of Horticulture, cultivated plant that people have selected for desired phenotypic trait, traits and which retains those traits when Plant propagation, propagated. Methods used to propagate cultivars include division, root a ...

s have been selected, varying in flower colour from bright red to orange-red, pink or white. It grows best in partial to full sun and in any good well-drained soil, if provided with a constant moisture supply. The flowering period is extended if faded flowers are removed. It is short-lived in poorly drained soil.

Double-flowered "Double-flowered" describes varieties of flowers with extra petals, often containing flowers within flowers. The double-flowered trait is often noted alongside the scientific name with the abbreviation ''fl. pl.'' (''flore pleno'', a Latin ablati ...

cultivars are propagated by division.

In culture

It was voted the

county flower In 2002 Plantlife conducted a "County Flowers" public survey to assign flowers to each of the counties of the United Kingdom and the Isle of Man. The results of this campaign designated a single plant species to a "county or metropolitan area" in ...

Bristol Bristol () is a City status in the United Kingdom, cathedral city, unitary authority area and ceremonial county in South West England, the most populous city in the region. Built around the River Avon, Bristol, River Avon, it is bordered by t ...

in 2002, following a poll by the wild flora conservation charity

Plantlife Plantlife is a wild plant conservation charity. , it manages 24 nature reserves around the United Kingdom. HM King Charles III is patron of the charity. History Plantlife was founded in 1989. Its first president was Professor David Bellamy ...

. Its colour is reflected in the livery and crest of the city's university.

References

{{Taxonbar, from=Q164019 chalcedonica Flora of China Flora of Kazakhstan Flora of Mongolia Flora of Russia Plants described in 1753 Taxa named by Carl Linnaeus