''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and

southern Southern may refer to: Businesses * China Southern Airlines, airline based in Guangzhou, China * Southern Airways, defunct US airline * Southern Air, air cargo transportation company based in Norwalk, Connecticut, US * Southern Airways Express, M ...

Asia as well as in

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and on many islands of the Indian and

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Description

Orchids in the genus ''Peristylis'' are terrestrial, perennial, deciduous, sympodial

herbs In general use, herbs are a widely distributed and widespread group of plants, excluding vegetables and other plants consumed for macronutrients, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal ...

with paired fleshy tubers and thread-like, unbranched roots. The stems are upright and unbranched. The leaves are arranged in a rosette at the base of the plants or near the centre of the stem. The flowers are

resupinate Resupination is derived from the Latin word ''resupinus'', meaning "bent back with the face upward" or "on the back". "Resupination" is the noun form of the adjective "resupine" which means "being upside-down, supine or facing upward". The word " ...

, usually small, often crowded, white, green or yellowish and usually only last a few days. The dorsal sepal and

petal Petals are modified Leaf, leaves that surround the reproductive parts of flowers. They are often advertising coloration, brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''c ...

s overlap to form a hood over the

column A column or pillar in architecture and structural engineering is a structural element that transmits, through compression, the weight of the structure above to other structural elements below. In other words, a column is a compression member. ...

. The labellum has a spur and usually three lobes which may be short or long and threadlike. The distinguishing feature of the genus is the presence of two club-shaped projections on the stigma. In many respects, plants in this genus are similar to those in ''Habenaria'', only differing in the structure of the

Taxonomy and naming

The genus ''Peristylus'' was first formally described in 1825 by Carl Ludwig Blume and the description was published in ''Bijdragen tot de flora van Nederlandsch Indië ''. The genus ''Peristylus'' is derived from the Greek words ''peri'' meaning 'around', and ''stylos'' 'column', referring to the arms on each side of the column.

Distribution

Orchids in the genus '' Peristylus'' are found in

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

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, Mongolia, India, Indochina, Indonesia, Philippines, Malaysia, the Philippines, Indonesia, New Guinea, Polynesia and

.Kew World Checklist of Selected Plant Families
/ref>Seidenfaden, G. 1977. ''Peristylus'' Bl. Dansk Botanisk Arkiv 31: 27.

Species

, the World Checklist of Selected Plant Families accepted the following species: * '' Peristylus affinis'' (D.Don) Seidenf. – Himalaya to S. China and Indo-China * '' Peristylus aliformis'' (C.Schweinf.) Renz & Vodonaivalu – Fiji * '' Peristylus alpinipaludosus'' (P.Royen) Schuit. & de Vogel – W. New Guinea * '' Peristylus aristatus'' Lindl. – Indian Subcontinent to Myanmar * '' Peristylus balaenolabium'' Ormerod – Sumatera * '' Peristylus balakrishnanii'' Karthig., Sumathi & Jayanthi – S. Andaman Islands * '' Peristylus banfieldii'' (F.M.Bailey) Lavarack – N. & N.E. Queensland * '' Peristylus biermannianus'' (King & Pantl.) X.H.Jin – Central & E. Himalaya * ''

Peristylus bismarckiensis ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (Schltr.) P.F.Hunt – Papua New Guinea * '' Peristylus brachypyhllus'' A.Rich. – S. India * ''

Peristylus brassii ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' Ormerod – W. New Guinea * '' Peristylus brevicalcar'' Carr – Borneo (Gunung Kinabalu) * ''

Peristylus brevilobus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' Thwaites – Sri Lanka * '' Peristylus calcaratus'' (Rolfe) S.Y.Hu – E. Nepal, S. China to Vietnam, Taiwan * '' Peristylus carnosipetalus'' Kurzweil – N. Thailand * ''

Peristylus carolinensis ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (Schltr.) Tuyama – Caroline Islands * '' Peristylus chapaensis'' (Gagnep.) Seidenf. – N. Vietnam * ''

Peristylus chlorandrellus ''Peristylus chlorandrellus'', commonly known as the green ogre orchid, is a species of orchid that is endemic to north-eastern Queensland. It has between four and seven leaves near its base and up to thirty six green flowers with a three-lobed ...

'' D.L.Jones & M.A.Clem. – Queensland * ''

Peristylus ciliatus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' Carr – Borneo (Gunung Kinabalu) * '' Peristylus ciliolatus'' J.J.Sm. – New Guinea * ''

Peristylus citrinus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (Thouars) Lindl. – Mascarenes * '' Peristylus commersonianus'' Lindl. – Réunion * '' Peristylus constrictus'' (Lindl.) Lindl. – Indian Subcontinent to Indo-China * ''

Peristylus cryptostylus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (Rchb.f.) Ormerod – Society Islands * '' Peristylus cubitalis'' (L.) Kraenzl. – India to Myanmar * '' Peristylus cymbochilus'' Renz – Papua New Guinea * '' Peristylus densus'' (Lindl.) Santapau & Kapadia – Indian Subcontinent to S. China, S. Korea, S. Central & S. Japan to Nansei-shoto * '' Peristylus djampangensis'' J.J.Sm. – Jawa * '' Peristylus elbertii'' J.J.Sm. – Lesser Sunda Islands * '' Peristylus flexuosus'' (Thouars) S.Moore – Mascarenes * ''

Peristylus formosanus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Au ...

'' (Schltr.) T.P.Lin – Central Nansei-shoto to Taiwan * '' Peristylus gardneri'' (Hook.f.) Kraenzl. – Sri Lanka * '' Peristylus goodyeroides'' (D.Don) Lindl. – Tropical & Subtrop. Asia * ''

Peristylus gracilis ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of East Asia, eastern and South Asia, southern Asi ...

'' Blume – Assam to Taiwan (Lan Yü) and Malesia * '' Peristylus grandis'' Blume – Thailand (Ko Tarutao) to New Guinea * '' Peristylus hallieri'' J.J.Sm. – Borneo * '' Peristylus hamiltonianus'' (Lindl.) Lindl. – Central & E. Himalaya to Thailand * ''

Peristylus hatusimanus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' T.Hashim. – Japan (Kyushu) * ''

Peristylus holochila ''Peristylus holochila'' is a rare species of orchid known by the common name Hawaii bog orchid. It is endemic to Hawaii. It is a federally listed endangered species of the United States. When the orchid was added to the Endangered Species List ...

'' (Hillebr.) N.Hallé – Hawaiian Islands * '' Peristylus holttumianus'' Seidenf. ex Aver. – S. Vietnam * '' Peristylus holttumii'' Seidenf. – S. Indo-China to Peninsula Malaysia * '' Peristylus hylophiloides'' Ormerod – Philippines * '' Peristylus intrudens'' (Ames) Ormerod – Central Nepal, Indo-China, China (Hong Kong), C. Taiwan, Philippines (Luzon) * '' Peristylus iyoensis'' Ohwi – E. Nepal, N. Thailand, S. Korea, S. Central & S. Japan, Central & S. Taiwan * '' Peristylus jinchuanicus'' K.Y.Lang – China (W. Sichuan, N.W. Yunnan) * '' Peristylus kerrii'' Seidenf. – N. Thailand * '' Peristylus kinabaluensis'' Carr – Borneo (Gunung Kinabalu) * '' Peristylus korinchensis'' Ridl. – Sumatera * ''

Peristylus kumaonensis ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' Renz – W. Himalaya * '' Peristylus lacertifer'' (Lindl.) J.J.Sm. – Central Himalaya to S. Japan and W. Malesia * '' Peristylus lancifolius'' A.Rich. – S. India * '' Peristylus latilobus'' J.J.Sm. – E. Jawa * '' Peristylus lawii'' Wight – Himalaya to India * '' Peristylus listeroides'' (Schltr.) P.F.Hunt – New Guinea * '' Peristylus lombokensis'' J.J.Sm. – Lesser Sunda Islands * '' Peristylus macer'' (Schltr.) P.F.Hunt – New Guinea * ''

Peristylus maculifer ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (C.Schweinf.) Renz & Vodonaivalu – Vanuatu, Fiji (Vanua Levu) * '' Peristylus maingayi'' (King & Pantl.) J.J.Wood & Ormerod – S. Indo-China to N. Queensland * '' Peristylus minimiflorus'' (Kraenzl.) N.Hallé – New Caledonia (Î. des Pins), Futuna, Cook Islands * ''

Peristylus minimus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Au ...

'' Kurzweil & Tripetch – Thailand * '' Peristylus monticola'' (Ridl.) Seidenf. – Andaman Islands, Malesia to New Guinea * ''

Peristylus mucronatus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' J.J.Sm. – Maluku (Seram) * ''

Peristylus nanus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (Schltr.) P.F.Hunt – New Guinea * '' Peristylus norumbus'' Ormerod – Papua New Guinea * '' Peristylus novoebudarum'' F.Muell. – S.W. Pacific * '' Peristylus nymanianus'' Kraenzl. – New Guinea * '' Peristylus ovariophorus'' (Schltr.) Carr – Borneo (Sarawak) * '' Peristylus pachyneuroides'' Renz – Papua New Guinea * ''

Peristylus pachyneurus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Au ...

'' (Schltr.) P.F.Hunt – New Guinea * '' Peristylus palawensis'' (Tuyama) Tuyama – Caroline Islands * '' Peristylus parishii'' Rchb.f. – Indian Subcontinent to S. China and Indo-China * '' Peristylus phuwuanensis'' Kurzweil – N.E. Thailand * ''

Peristylus plantagineus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (Lindl.) Lindl. – India, Sri Lanka * '' Peristylus ponerostachys'' (Rchb.f.) Ormerod – Philippines (Leyte, Mindanao) * '' Peristylus prainii'' (Hook.f.) Kraenzl. – Central Himalaya to Indo-China * ''

Peristylus pseudophrys ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (King & Pantl.) Kraenzl. – Sikkim (Chungthang) * '' Peristylus reticulatus'' (Ames) Ormerod – Philippines (Luzon: Mt. Pulogloko) * '' Peristylus richardianus'' Wight – E. Nepal, S. India * '' Peristylus rigidus'' Kurzweil – N. Thailand * '' Peristylus rindjaniensis'' J.J.Sm. – Lesser Sunda Islands * '' Peristylus sahanii'' Kumar, G.S.Rawat & Jalal – N.E. India * '' Peristylus secundus'' (Lindl.) Rathakr. – S. India * '' Peristylus setifer'' Tuyama – Caroline Islands * '' Peristylus silvicola'' (Schltr.) P.F.Hunt – New Guinea * '' Peristylus societatis'' (Drake) N.Hallé – Society Islands * '' Peristylus spathulatus'' J.J.Sm. – Borneo * '' Peristylus spiralis'' A.Rich. – S.W. India, Sri Lanka * '' Peristylus staminodiatus'' J.J.Sm. – Sulawesi * '' Peristylus stenodon'' (Rchb.f.) Kores – Vanuatu * ''

Peristylus stocksii ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of East Asia, eastern and South Asia, southern Asi ...

'' (Hook.f.) Kraenzl. – W. India * '' Peristylus subaphyllus'' (Gagnep.) Seidenf. – Cambodia * '' Peristylus tentaculatus'' (Lindl.) J.J.Sm. – S. China to Hainan * ''

Peristylus tenuicallus ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' Ormerod – Vietnam * '' Peristylus timorensis'' (Ridl.) J.J.Wood & Ormerod – Lesser Sunda Islands * ''

Peristylus tipulifer ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' (C.S.P.Parish & Rchb.f.) Mukerjee – India (Kerala), Central Himalaya to China (Yunnan) and Indo-China * '' Peristylus tobensis'' J.J.Sm. – N. Sumatera * '' Peristylus tradescantiifolius'' (Rchb.f.) Kores – Maluku to S.W. Pacific * '' Peristylus triaena'' (Schltr.) P.F.Hunt – New Guinea to Solomon Islands * '' Peristylus tricallosus'' J.J.Sm. – Sulawesi * '' Peristylus trimenii'' (Hook.f.) Abeyw. – Sri Lanka * '' Peristylus umbonatus'' (Schltr.) P.F.Hunt – New Guinea * '' Peristylus unguiculatus'' J.J.Sm. – Borneo * '' Peristylus wheatleyi'' P.J.Cribb & B.A.Lewis – Vanuatu * ''

Peristylus whistleri ''Peristylus'', sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Austra ...

'' P.J.Cribb – Samoa

References

*Berg Pana, H. 2005. ''Handbuch der Orchideen-Namen. Dictionary of Orchid Names. Dizionario dei nomi delle orchidee''. Ulmer, Stuttgart

External links