Ontologia

Cycas laotica

Aver., T.H.Nguyên & S.K.Nguyên

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

Graphe en cours d’indexation

Calcul du tissu écologique de Cycas laotica.

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

Liste rouge IUCN

VU · Vulnérablecritères D2Stable
Évaluation complète
Évaluation
2023 · v3.1
Altitude
150400 m
Profondeur
m
État de la populationExpert
This species is known from two subpopulations, which are both fairly large with normal regeneration. There is no evidence of past population decline and the population is assumed to be stable.

Menaces identifiées(5 menaces classées CMP-IUCN)

  • 2_1_2
    Small-holder farming
    Future
  • 3_2
    Mining & quarrying
    Future
  • 4_1
    Roads & railroads
    Future
  • 5_2_1
    Intentional use (species is the target)
    Future
  • 7_1_1
    Increase in fire frequency/intensity
    Future
Description complète des menacesExpert
The habitats of this species may be easily altered or destroyed by activities occurring in the vicinity. These include forest fire, mining for limestone (there are existing mines and cement factories within 5km), road construction and agricultural expansion. The species is regarded as high risk for future collecting for the ornamental plant trade.

Habitats préférentiels (classification IUCN)

  • 1_5Forest - Subtropical/Tropical Dry
  • 3_5Shrubland - Subtropical/Tropical Dry
  • 6Rocky areas (eg. inland cliffs, mountain peaks)
Mesures de conservation recommandéesExpert
It is listed in CITES Appendix II. This species does not occur in any formally protected area. An education and awareness programme as well as the long-term monitoring of the population will support the conservation of this species.
Actions de conservation (3)Expert
  • 1_1Site/area protection
  • 4_3Awareness & communications
  • 5_1_2National level
Stress écologiques (6)Expert
  • 1_1Ecosystem conversion
  • 1_1Ecosystem conversion
  • 1_1Ecosystem conversion
  • 1_3Indirect ecosystem effects
  • 2_2Species disturbance
  • 2_3_6Skewed sex ratios
Usage & commerce (1)Expert
  • 13Pets/display animals, horticulture
    internationalnational
Priorités de recherche (2)Expert
  • 1_2Population size, distribution & trends
  • 1_5Threats
Niche IUCN globaleExpert

Royaumes biogéographiques

Indomalayan

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Cycad
Références bibliographiques (2)Expert
  1. IUCN. 2023. The IUCN Red List of Threatened Species. Version 2023-1. Available at: <a href="www.iucnredlist.org">www.iucnredlist.org</a>. (Accessed: 07 December 2023).
  2. Averyanov, L.V., Nguyen, T.H., Sinh, K.N., Pham, T.V., Lamxay, V., Bounphanmy, S., Lorphengsy, S., Phan, L.K., Lanorsavanh, S. and Chantthavongsa, K. 2014. Gymnosperms of Laos. <i>Nordic Journal of Botany</i> 32(6): 765-805. doi: 10.1111/njb.00498.
Évaluateurs & contributeurs (2)Expert
assessor
Nguyen, T.H. & Averyanov, L.
evaluator
Bösenberg, J.D.

Nguyen, T.H. & Averyanov, L. 2023. Cycas laotica. The IUCN Red List of Threatened Species 2023: e.T66909904A66909936. 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

Consulter sur les bases externes

Observations & statuts

Bibliographie