''Platycodon grandiflorus'' (from

Ancient Greek Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...

"wide" and "bell") 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), ...

herbaceous 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 of ...

flowering

perennial plant In horticulture, the term perennial (''wikt:per-#Prefix, per-'' + ''wikt:-ennial#Suffix, -ennial'', "through the year") is used to differentiate a plant from shorter-lived annual plant, annuals and biennial plant, biennials. It has thus been d ...

of 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 ...

Campanulaceae The family Campanulaceae (also bellflower family), of the order Asterales, contains nearly 2400 species in 84 genera of herbaceous plants, shrubs, and rarely small trees, often with milky sap. Among them are several familiar garden plants bel ...

, and the only member of the

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

''Platycodon''. It is

native Native may refer to: People * '' Jus sanguinis'', nationality by blood * '' Jus soli'', nationality by location of birth * Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory ** Nat ...

East Asia East Asia is a geocultural region of Asia. It includes China, Japan, Mongolia, North Korea, South Korea, and Taiwan, plus two special administrative regions of China, Hong Kong and Macau. The economies of Economy of China, China, Economy of Ja ...

(

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

Korea Korea is a peninsular region in East Asia consisting of the Korean Peninsula, Jeju Island, and smaller islands. Since the end of World War II in 1945, it has been politically Division of Korea, divided at or near the 38th parallel north, 3 ...

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

, and the

Russian Far East The Russian Far East ( rus, Дальний Восток России, p=ˈdalʲnʲɪj vɐˈstok rɐˈsʲiɪ) is a region in North Asia. It is the easternmost part of Russia and the Asia, Asian continent, and is coextensive with the Far Easte ...

). It is commonly known as balloon flower (referring to the balloon-shaped flower buds), Chinese bellflower, or platycodon.

Description

Growing to tall by wide, it is an

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 ...

with dark green leaves and blue flowers in late summer. A notable feature of the plant is the flower bud, which swells like a balloon before fully opening. The five petals are fused together into a bell shape at the base, like its relatives, the

campanula ''Campanula'' () is the type genus of the Campanulaceae family (biology), family of flowering plants. ''Campanula'' are commonly known as bellflowers and take both their common and scientific names from the bell-shaped flowers—''campanula'' i ...

s. Platycodon nudiflorus0.jpg, Swelling balloon-shaped buds Afbeelding-074-Platycodon grandiflorus.tif, ''Platycodon grandiflorus'' by

Abraham Jacobus Wendel Abraham Jacobus Wendel (Leiden, 31 October 1826 Leiden, 23 September 1915) was a Dutch lithographer, Drawing, draughtsman and scientific Botanical illustrator, botanical and paleontology, paleontological illustrator using the signature AW an ...

, 1868

Ecology

Platycodon grandiflorus is a perennial plant which is commonly grown in mountains and fields. It is high and has thick roots, and white juice comes out when the stem is cut. Leaves are long, with narrow ends and teeth on the edges. Flowers bloom purple or white in July and August, with one or several running upward at the end of the circle. The flower crown is divided into five branches in the shape of an open bell. It lives throughout Japan, China, and eastern Siberia, including the Korean Peninsula.

Cultivation

This plant is hardy down to , and can be cultivated in USDA zones 3A to 9b. It dies down completely in winter, reappearing in late spring and flowering in summer. However, plants are widely available from nurseries in full flower from April onwards. Though the species has blue flowers, there are varieties with white, pink, and purple blooms. In Korea, white flowers are more common. This plant, together with its

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 'Apoyama group' and 'Mariesii', have 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 ...

Uses

Culinary

Korea

, the plant as well as its root are referred to as (). The root, fresh or dried, is one of the most common vegetables. It is also one of the most frequent ingredients in

bibimbap Bibimbap * ( ; ), sometimes Romanization of Korean, romanised as bi bim bap or bi bim bop, is a Korean rice dish. The term ''bibim'' means "mixing" and ''Bap (rice dish), bap'' is cooked rice. It is served as a bowl of warm white rice topped wi ...

. Sometimes, rice is cooked with balloon flower root to make . Preparation of the root always involves soaking and washing (usually rubbing it with coarse sea salt and rinsing it multiple times), which gets rid of the bitter taste. The root is also used to make desserts, such as . Syrup made from the root, called (balloon flower root honey), can be used to make (balloon flower root tea). The root can be used to infuse liquor called , typically using distilled

soju Soju (English pronunciation: ; ) is a clear and colorless distilled alcoholic beverage from Korea, traditionally made from rice, but later from other grains and has a flavor similar to vodka. It is usually consumed neat. Its alcohol content ...

or other unflavored hard alcohol that has an

ABV Alcohol by volume (abbreviated as alc/vol or ABV) is a common measure of the amount of alcohol contained in a given alcoholic beverage. It is defined as the volume the ethanol in the liquid would take if separated from the rest of the solution, ...

higher than 30% as a base. In addition, other ingredients include calcium, fiber, iron, minerals, proteins and vitamins. File:Root of platycodon grandiflorus.jpg, (balloon flower root) File:Korean.cuisine-Doraji oi muchim-01.jpg, (seasoned balloon flower root) File:Doraji-jeonggwa.jpg, (balloon flower root sweets) File:Doraji-cha.jpg, (balloon flower root tea)

Medicinal

The extracts and purified platycoside compounds (

saponins Saponins (Latin ''sapon'', 'soap' + ''-in'', 'one of') are bitter-tasting, usually toxic plant-derived secondary metabolites. They are Organic compound, organic chemicals that become foamy when agitated in water and have high Molar mass, molecul ...

) from the roots of ''Platycodon grandiflorum'' may exhibit neuroprotective, antimicrobial, anti-inflammatory, anti-cancer, anti-allergy, improved insulin resistance, and cholesterol-lowering properties.Nyakudya E.; Jeong JH.; Lee NK.; Jeong YS. (2014) "Platycosides from the Roots of Platycodon grandiflorum and Their Health Benefits." Preventative Nutrition and Food Science 19 (2): 59–68. . Evidence for these potential effects was mainly observed

in vitro ''In vitro'' (meaning ''in glass'', or ''in the glass'') Research, studies are performed with Cell (biology), cells or biological molecules outside their normal biological context. Colloquially called "test-tube experiments", these studies in ...

, with the exception of cholesterol lowering effects documented

and in rats. The lack of efficacy and limited safety data in humans, however, necessitate further research.

China

The Chinese bellflower (called in Chinese) is also used in

traditional Chinese medicine Traditional Chinese medicine (TCM) is an alternative medicine, alternative medical practice drawn from traditional medicine in China. A large share of its claims are pseudoscientific, with the majority of treatments having no robust evidence ...

. In China, they are used as a

cough suppressant Cold medicines are a group of medicinal, medications taken individually or in Combination drug, combination as a Symptomatic treatment, treatment for the symptoms of the common cold and similar conditions of the upper respiratory tract. The ter ...

and

expectorant Mucoactive agents are a class of pharmacologic agents that include expectorants, mucolytics, mucoregulators, and mucokinetics that can affect the volume, viscosity, transportation, and composition of mucus or sputum. They often aid in clearing ...

for common colds,

cough A cough is a sudden expulsion of air through the large breathing passages which can help clear them of fluids, irritants, foreign particles and Microorganism, microbes. As a protective reflex, coughing can be repetitive with the cough reflex fol ...

sore throat Sore throat, also known as throat pain, is pain or irritation of the throat. The majority of sore throats are caused by a virus, for which antibiotics are not helpful. For sore throat caused by bacteria (GAS), treatment with antibiotics may hel ...

tonsillitis Tonsillitis is inflammation of the tonsils in the upper part of the throat. It can be acute or chronic. Acute tonsillitis typically has a rapid onset. Symptoms may include sore throat, fever, enlargement of the tonsils, trouble swallowing, and en ...

, and chest congestion.

Korea

In Korea, the roots are commonly used for treating bronchitis, asthma, tuberculosis, diabetes, and other inflammatory diseases.

Cultural

Japan

The bellflower is called () in Japanese. Traditionally, it is one of the Seven Autumn Flowers. In addition, the is the crest () of some clans. File:Kikyo.svg, is a plain Kikyōmon. File:Tokikikyo.svg, is a variant used by the

Toki clan The is a Japanese kin group.Edmond Papinot, Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003)"Toki," ''Nobiliare du Japon'', p. 61 retrieved 2013-5-9. History The Toki claim desce ...

, the

Akechi clan The is a branch of the Toki clan, which is descended from the Seiwa Genji. The Akechi clan thrived around the later part of the Sengoku period of the 16th century. The Akechi became the head (soryo) of the Toki clan after the Toki fell to the S ...

, among others. File:Japanese_crest_Oota_Kikyou.svg, is another variant used by the

Ōta clan The was samurai kin group which rose to prominence in Sengoku and Edo period Japan.Papinot, Jacques. (2003)''Nobiliare du Japon'' -- Ōta, pp. 48 Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon.'' ...

. File:Japanese Crest Seimei Kikyou.svg, / is a

pentagram A pentagram (sometimes known as a pentalpha, pentangle, or star pentagon) is a regular five-pointed star polygon, formed from the diagonal line segments of a convex (or simple, or non-self-intersecting) regular pentagon. Drawing a circle around ...

used by

Abe no Seimei , also known as Doujimaru (童子丸), was a Japanese ''onmyōji'', a court official and specialist of ''Onmyōdō'', during the middle of the Heian period.Miller, Laura. "Extreme Makeover for a Heian-era Wizard". ''Mechademia 3: Limits of the H ...

as the symbol of the ''Onmyōryō'' (Bureau of Taoist Geomancy) and ''Onmyōdō''-itself, given its association with the Five Chinese Elements.

Korea

() is one of the most popular folk songs in both

North North is one of the four compass points or cardinal directions. It is the opposite of south and is perpendicular to east and west. ''North'' is a noun, adjective, or adverb indicating Direction (geometry), direction or geography. Etymology T ...

and

South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia. It constitutes the southern half of the Korea, Korean Peninsula and borders North Korea along the Korean Demilitarized Zone, with the Yellow Sea to the west and t ...

, and in

among the ethnic Koreans. It is also a well known song in

, by the name (). It is a folk song originated from Eunyul in

Hwanghae Province Hwanghae Province (''Hwanghae-do'' ) was one of the Eight Provinces of Korea during the Joseon era. Hwanghae was located in the northwest of Korea. The provincial capital was Haeju. The regional name for the province was Haeseo (). It is a reg ...

. However, the currently sung version is classified as a Gyeonggi minyo (

Gyeonggi Province Gyeonggi Province (, ) is the most populous province in South Korea. Seoul, the nation's largest city and capital, is in the heart of the area but has been separately administered as a provincial-level ''special city'' since 1946. Incheon, ...

folk song), as the rhythm and the melody have changed to acquire those characteristics.

References

External links

''Platycodon grandiflorus'' at Robsplants
* {{Authority control Campanuloideae Flora of China Flora of Eastern Asia Flora of Siberia Garden plants of Asia Korean vegetables Medicinal plants Monotypic Campanulaceae genera