Rhynchostylis retusa

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Rhynchostylis retusa
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Epidendroideae
Subtribe: Aeridinae
Genus: Rhynchostylis
Species:
R. retusa
Binomial name
Rhynchostylis retusa
Synonyms[1]
List
  • Epidendrum retusum L. (basionym)
  • Aerides guttata (Lindl.) Roxb.
  • Aerides praemorsa Willd.
  • Aerides retusa (L.) Sw.
  • Aerides spicata D.Don
  • Aerides undulata Sm.
  • Anota violacea (Rchb.f.) Schltr.
  • Epidendrum hippium Buch.-Ham. ex D.Don
  • Epidendrum indicum Poir.
  • Gastrochilus blumei (Lindl.) Kuntze
  • Gastrochilus garwalicus (Lindl.) Kuntze
  • Gastrochilus praemorsus (Willd.) Kuntze
  • Gastrochilus retusus (L.) Kuntze
  • Gastrochilus rheedei (Wight) Kuntze
  • Gastrochilus spicatus (D.Don) Kuntze
  • Gastrochilus violaceus (Rchb.f.) Kuntze
  • Limodorum retusum (L.) Sw.
  • Orchis lanigera Blanco
  • Rhynchostylis albiflora I.Barua & Bora
  • Rhynchostylis garwalica (Lindl.) Rchb.f.
  • Rhynchostylis guttata (Lindl.) Rchb.f.
  • Rhynchostylis praemorsa (Willd.) Blume
  • Rhynchostylis retusa f. albiflora (I.Barua & Bora) Christenson
  • Rhynchostylis violacea Rchb.f.
  • Saccolabium blumei Lindl.
  • Saccolabium garwalicum Lindl.
  • Saccolabium guttatum (Lindl.) Lindl. ex Wall.
  • Saccolabium heathii auct.
  • Saccolabium macrostachyum Lindl.
  • Saccolabium praemorsum (Willd.) Lindl.
  • Saccolabium retusum (L.) Voigt
  • Saccolabium rheedei Wight
  • Saccolabium spicatum (D.Don) Lindl.
  • Saccolabium violaceum Rchb.f.
  • Sarcanthus guttatus Lindl.

Rhynchostylis retusa (also called foxtail orchid) is an orchid belonging to the Vanda alliance.[needs update] The inflorescence is a pendant raceme, consisting of more than 100 pink-spotted white flowers. The plant has a short, stout, creeping stem carrying up to 12, curved, fleshy, deeply channeled, keeled, retuse apically leaves and blooms on an axillary pendant to 60 cm (24 in) long, racemose, densely flowered, cylindrical inflorescence that occurs in the winter and early spring.

Distribution

Close-up of the individual flowers forming the inflorescence of Rhynchostylis retusa

The plant is an epiphyte growing on tree trunks in open forests or at forest margins at elevations of 300–1,500 m (980–4,920 ft). It can be found in Bhutan, Cambodia, China (Guizhou, Yunnan), India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Philippines, Singapore, Sri Lanka, Thailand, and Vietnam.[2]

In India, the plant is most common in the Northeast, Odisha and Andhra Pradesh. In Andhra Pradesh, the plant is called by Telugu name Chintaranamu. Due to bio-piracy,[citation needed] the plant is on the verge of extinction in India. Rhynchostylis retusa is recognized as the state flower of Arunachal Pradesh and Assam in India,[3][4]: 245 as well as the provincial flower of Uva Province in Sri Lanka.[5]: 20 

Rhynchostylis retusa, an orchid species of frequent occurrence in Assam

Care

The plant requires regular watering and applications of fertilizer throughout the year, although it will die if the leaves are wet frequently.[citation needed] It prefers indirect light. Flowering usually occurs in late spring.[6]

Medicinal uses

In

emollient in India and Nepal. Under the name of rasna the root is used to treat rheumatism throughout the Indian subcontinent.[7]
: 101 

Significance in Assamese culture

The species is the state flower of Assam, where it is popularly known as kopou phool (Assamese: কপৌ ফুল), and is an integral part of a Bihu dancer's attire.[8] The plant is considered to be a symbol of love, fertility and merriment, and is popular in Assamese wedding ceremonies.[4]: 245

  • Transformation of Rhynchostylis retusa from flower buds to seeds.
  • New Buds of Rhynchostylis retusa
    New Buds of Rhynchostylis retusa
  • New Buds of Rhynchostylis retusa
    New Buds of Rhynchostylis retusa
  • Buds of Rhynchostylis retusa
    Buds of Rhynchostylis retusa
  • Buds of Rhynchostylis retusa
    Buds of Rhynchostylis retusa
  • Buds of Rhynchostylis retusa
    Buds of Rhynchostylis retusa
  • Buds of Rhynchostylis retusa
    Buds of Rhynchostylis retusa
  • Flowers of Rhynchostylis retusa
    Flowers of Rhynchostylis retusa
  • Flowers of Rhynchostylis retusa
    Flowers of Rhynchostylis retusa
  • Flowers of Rhynchostylis retusa
    Flowers of Rhynchostylis retusa
  • Flowers of Rhynchostylis retusa
    Flowers of Rhynchostylis retusa
  • New fruits of Rhynchostylis retusa
    New fruits of Rhynchostylis retusa
  • New fruits of Rhynchostylis retusa
    New fruits of Rhynchostylis retusa
  • New fruits of Rhynchostylis retusa
    New fruits of Rhynchostylis retusa
  • Fruits of Rhynchostylis retusa
    Fruits of Rhynchostylis retusa
  • Fruits of Rhynchostylis retusa
    Fruits of Rhynchostylis retusa
  • Fruits of Rhynchostylis retusa
    Fruits of Rhynchostylis retusa
  • Matured fruits of Rhynchostylis retusa
    Matured fruits of Rhynchostylis retusa
  • Matured fruits of Rhynchostylis retusa
    Matured fruits of Rhynchostylis retusa
  • Matured fruits of Rhynchostylis retusa
    Matured fruits of Rhynchostylis retusa
  • New roots of Rhynchostylis retusa
    New roots of Rhynchostylis retusa
  • Flowers of Rhynchostylis retusa
    Flowers of Rhynchostylis retusa

References

  1. ^ a b "Rhynchostylis retusa (L.) Blume". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 8 February 2025.
  2. ^ Chen, Xingi; Wood, Jeffrey J. "Rhynchostylis retusa". Flora of China. Retrieved 28 April 2018 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  3. ^ "Official tag on Bihu-linked orchid - Assam government includes kopou phul, rhino in list of state symbols". The Telegraph. 4 April 2003. Archived from the original on 7 February 2025.
  4. ^ .
  5. .
  6. from the original on 9 October 2024.
  7. .
  8. ^ Rahman, Azera Parveen (3 July 2023). "Orchids are blooming earlier than usual in the northeast — and it's not good news". Mongabay. Archived from the original on 17 December 2024.