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Chroniochilus

From Wikipedia, the free encyclopedia

Chroniochilus
Botanical illustration of Chroniochilus minimus
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Epidendroideae
Tribe: Vandeae
Subtribe: Aeridinae
Genus: Chroniochilus
J.J.Sm., 1918
Type species
Chroniochilus tjidadapense
J.J.Sm.[1]

Chroniochilus is a genus of flowering plants from the orchid family, Orchidaceae. It contains 5 species, native to Yunnan, Thailand, Malaysia and Indonesia.[2]

Taxonomy

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Species

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  1. C. ecalcaratus (Holttum) Garay - Pahang, Sabah
  2. C. minimus (Blume) J.J.Sm. - Borneo, Java, Malaysia
  3. C. sinicus L.J.Chen & Z.J.Liu - Yunnan
  4. C. thrixspermoides (Schltr.) Garay - Sumatra
  5. C. virescens (Ridl.) Holttum - Thailand, Borneo, Sumatra, Malaysia

Description

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Generative characteristics

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Chroniochilus produces small flowers on racemose inflorescences. The conical, fleshy, mobile labellum does not bear a spur. The androecium consists of two pollinia.[3] In Chroniochilus sinicus, flowering occurs from August to October.[3]

Etymology

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The generic name Chroniochilus is derived from the Greek chronios, meaning lasting or persistent, and cheilos, meaning lip.[1]

Conservation

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It has been recommended to categorize Chroniochilus sinicus as endangered (EN) according to the IUCN Red List criteria.[3]

References

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  1. ^ a b Pridgeon, A., Cribb, P., Rasmussen, F., & Chase, M. (2014). "Genera Orchidacearum: Epidendroideae." pp. 156-158. Oxford University Press.
  2. ^ "Chroniochilus J.J.Sm". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 1 February 2023.
  3. ^ a b c Lijun, C., & Zhongjian, L. (2010). "Chroniochilus sinicus, a new species of Orchidaceae from Yunnan, China." Novon: A Journal for Botanical Nomenclature, 20(3), 252-255.