''Hanabusaya'' is a

monotypic genus In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...

of flowering plants in the family

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 ...

, containing the single species ''Hanabusaya asiatica''. It is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

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 ...

. It is known in

English English usually refers to: * English language * English people English may also refer to: Culture, language and peoples * ''English'', an adjective for something of, from, or related to England * ''English'', an Amish ter ...

as diamond bluebell and in

Korean Korean may refer to: People and culture * Koreans, people from the Korean peninsula or of Korean descent * Korean culture * Korean language **Korean alphabet, known as Hangul or Korean **Korean dialects **See also: North–South differences in t ...

as ''Geumgang Chorong'' (), having been named for the site at which it was first discovered, Geumgangsan Mountain.Chiaksan: Flagship Species.
Korea National Park Service. 2009. This species is a perennial herb bearing pendulous, bell-shaped flowers with five-lobed violet corollas. The flowers are

pollinated Pollination is the transfer of pollen from an anther of a plant to the stigma of a plant, later enabling fertilisation and the production of seeds. Pollinating agents can be animals such as insects, for example bees, beetles or butterflies; bird ...

bee Bees are winged insects closely related to wasps and ants, known for their roles in pollination and, in the case of the best-known bee species, the western honey bee, for producing honey. Bees are a monophyletic lineage within the superfamil ...

s.Chung, M. G., et al. (2001)
Conservation genetics of an endangered herb, ''Hanabusaya asiatica'' (Campanulaceae).
''Plant Biology'' 3(1), 42-49. The plant lacks basal leaves, a characteristic that distinguishes it from its close relatives.Kim, Y. D., et al. (1999)
Molecular evidence for the phylogenetic position of ''Hanabusaya asiatica'' Nakai (Campanulaceae), an endemic species in Korea.
''Journal of Plant Biology'' 42(2), 168-73. The plant is limited to the mountains of the east-central

Korean Peninsula 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 divided at or near the 38th parallel between North Korea (Dem ...

. It is known from Mount Bokgyesan, for example.SangSu, K., et al. (2006)
Flora and vegetation of Mt. Bokgyesan.
''Korean Journal of Environment and Ecology'' 20(2), 208-26. It is often found on north-facing mountain slopes, mainly between 580 and 1,396 meters in

altitude Altitude is a distance measurement, usually in the vertical or "up" direction, between a reference datum (geodesy), datum and a point or object. The exact definition and reference datum varies according to the context (e.g., aviation, geometr ...

, according to sampling studies. It is associated with the plant species '' Carex siderosticta'', ''Ainsliaea acerifolia'', ''

Calamagrostis arundinacea ''Calamagrostis arundinacea'' is a species of bunch grass in the family Poaceae, native to Eurasia, China and India. Under its synonym ''Calamagrostis brachytricha'' it has gained the Royal Horticultural Society's Award of Garden Merit. Descript ...

'', ''

Athyrium yokoscense ''Athyrium yokoscense'', commonly known as Asian common ladyfern in English and as ''Hebino-negoza'' in Japanese, is a species of fern in the family Athyriaceae. These tough plants live primarily in and around mine sites and thrive in soils co ...

'', and ''Astilbe rubra''. The slopes are dominated by ''

Quercus mongolica ''Quercus mongolica'', commonly known as Mongolian oak, is a species of oak native to Japan, China, Korea, Mongolia, and Siberia. The species can grow to be tall. The flavono-ellagitannins mongolicin A and B can be found in ''Quercus mongo ...

'', the Mongolian oak, and ''

Acer pseudosieboldianum ''Acer pseudosieboldianum'', the Korean maple or purplebloom maple, is a species of maple. It is native to northeastern China, Korea, and the Russian Far East.Hokanson, S''Acer pseudosieboldianum'' - A Japanese-like maple for the North? ''Yard & ...

'', the Korean maple. The substrates are

loam Loam (in geology and soil science) is soil composed mostly of sand (particle size > ), silt (particle size > ), and a smaller amount of clay (particle size < ). By weight, its mineral composition is about 40–40–20% concentration of sand–si ...

and sand.SuKil, J., et al. (2010)
Environmental characteristics and vegetation of ''Hanabusaya asiatica'' habitats.
''Korean Journal of Horticultural Science & Technology'' 28(3) 497-506. Genus ''Hanabusaya'' had a second species, ''H. latisepala'', but it is now considered to be a

variety Variety may refer to: Arts and entertainment Entertainment formats * Variety (radio) * Variety show, in theater and television Films * ''Variety'' (1925 film), a German silent film directed by Ewald Andre Dupont * ''Variety'' (1935 film), ...

of ''H. asiatica''.

References

{{Taxonbar, from1=Q9001955, from2=Q15548104 Campanuloideae Endemic flora of Korea Monotypic Campanulaceae genera Flora of Korea