Ontologia

Cheirostylis sessanica

A.N.Rao

CRLR Monde (IUCN)
Pays · région · aire protégée · écorégion · biome

Graphe en cours d’indexation

Calcul du tissu écologique de Cheirostylis sessanica.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 5s).

Liste rouge IUCN

CR · En danger critiquecritères B2ab(iii)Décroissante
Évaluation complète
Évaluation
2022 · v3.1
Altitude
10501150 m
Profondeur
m
État de la populationExpert
This is considered a rare species, with a suspected decreasing population trend due to anthropogenic threats.

Menaces identifiées(3 menaces classées CMP-IUCN)

  • 5_3_3
    Unintentional effects: (subsistence/small scale) [harvest]
    Negligible declinesMajority (50-90%)Ongoing
  • 2_1_2
    Small-holder farming
    Slow, Significant DeclinesMinority (<50%)Ongoing
  • 5_2_2
    Unintentional effects (species is not the target)
    Slow, Significant DeclinesWhole (>90%)Ongoing
Description complète des menacesExpert
The habitat of this species falls in the transition zone of Eaglenest Wildlife Sanctuary. The villagers from Sessa village used to collect non-timber forest products (NTFPs) as well as firewood and timber, which has severely disturbed the species and its habitat. Other known threats include agriculture practices.

Habitats préférentiels (classification IUCN)

  • 1_9Forest - Subtropical/Tropical Moist Montane
Mesures de conservation recommandéesExpert
All orchid species are included under Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES). The Government of India has banned the export for commercial purposes of all wild-taken specimens of species included in Appendices I, II and III, except cultivated varieties of plant species included in Appendices I and II accompanied by a CITES Comparable Certificate issued by the competent authorities of India (CITES Notif. No. 2018/031).

The known habitat falls within protected area (Eaglenest Wildlife Sanctuary). Currently, there are no species-specific conservation actions in place. Further research is required to understand the current distribution of this species, and it should be reassessed if more information becomes available.
Actions de conservation (1)Expert
  • 1_1Site/area protection
Stress écologiques (7)Expert
  • 1_1Ecosystem conversion
  • 2_1Species mortality
  • 2_1Species mortality
  • 2_1Species mortality
  • 2_2Species disturbance
  • 2_2Species disturbance
  • 2_2Species disturbance
Priorités de recherche (2)Expert
  • 1_1Taxonomy
  • 1_2Population size, distribution & trends
Niche IUCN globaleExpert

Royaumes biogéographiques

Indomalayan

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Forb or Herb
Références bibliographiques (5)Expert
  1. IUCN. 2022. The IUCN Red List of Threatened Species. Version 2022-1. Available at: <a href="www.iucnredlist.org">www.iucnredlist.org</a>. (Accessed: 21 July 2022).
  2. Rao, A.N. 2011. A review on the subfamily Spiranthoideae Dressler (Orchidaceae) in Arunachal Pradesh. <i>Bulletin of Arunachal Forest Research</i> 27(1&2): 1-33.
  3. Chowdhery, H.J., Giri, G.S., Pal, G.D., Pramanik, A. and Das, S.K. 2009. <i>Materials for the Flora of Arunachal Pradesh. Volume 3 (Hyrdocharitaceae–Poaceae)</i>. Botanical Survey of India, Kolkata.
  4. Chowdhery, H.J. 1998. <i>Orchid Flora of Arunachal Pradesh</i>. Bishen Singh Mahendra Pal Singh, Dehra Dun.
  5. Rao, A.N. 1988. Two new species of <i>Cheirostylis</i> (Orchidaceae) from Arunachal Pradesh, India. <i>Nordic Journal of Botany</i> 8(4): 339-340.
Évaluateurs & contributeurs (2)Expert
assessor
Tsering, J.
evaluator
Kumar, P. & Allen, D.J.

Tsering, J. 2022. Cheirostylis sessanica. The IUCN Red List of Threatened Species 2022: e.T184518480A186805033. Accessed on 05 May 2026.

Répartition mondiale (heatmap GBIF)Construction en cours

0 obs · 0 cellules
Construction par partitions temporelles GBIF0%

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km). Filtre qualité : précision coordonnée < 10 km. Coloration quantile (q50/70/90/99). Fond carte : OpenFreeMap · © OpenStreetMap.

Distribution mondiale

Calcul de la distribution GBIF· ~10–60 s

Phénologie

Calcul du calendrier d'apparition· ~5–30 s

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Observations & statuts

Cartographie

Bibliographie