Ontologia

Lithocarpus braianensis

A.Camus

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

Graphe en cours d’indexation

Calcul du tissu écologique de Lithocarpus braianensis.

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

Liste rouge IUCN

CR · En danger critiquecritères DDécroissante
Évaluation complète
Évaluation
2023 · v3.1
Altitude
11001700 m
Profondeur
m
État de la populationExpert
Lithocarpus braianensis occurs in a number of subpopulations throughout Viet Nam. The region has seen extensive deforestation (logging) and habitat conversion for agriculture (rubber, bananas), road construction and urbanization. The population size is estimated to be less than 50 mature individuals.

Menaces identifiées(4 menaces classées CMP-IUCN)

  • 1_1
    Housing & urban areas
    Ongoing
  • 2_1_4
    Scale Unknown/Unrecorded
    Ongoing
  • 4_1
    Roads & railroads
    Ongoing
  • 5_3_1
    Intentional use: (subsistence/small scale) [harvest]
    Ongoing
Description complète des menacesExpert
The wider area has seen extensive deforestation and habitat conversion for agriculture, road construction and urbanization. It is safe to assume that the species is also regularly used for local firewood collection.

Habitats préférentiels (classification IUCN)

  • 1_9Forest - Subtropical/Tropical Moist Montane
Mesures de conservation recommandéesExpert
Lithocarpus braianensis is not listed in any ex situ collections on BGCI PlantSearch (2020). Recommended conservation actions include sustainable collection and conservation in ex situ sites as well as additional research on the species to better understand its population size, trends, and threats.
Actions de conservation (2)Expert
  • 3_4_1Captive breeding/artificial propagation
  • 3_4_2Genome resource bank
Usage & commerce (1)Expert
  • 7Fuels
    subsistance
Priorités de recherche (3)Expert
  • 1_2Population size, distribution & trends
  • 1_4Harvest, use & livelihoods
  • 1_5Threats
Niche IUCN globaleExpert

Royaumes biogéographiques

Indomalayan

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Tree - large
Références bibliographiques (4)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. Strijk, J.S. 2020. AsianFagaceae.com - The complete database for Information on the evolutionary history, diversity, identification and conservation of over 700 species of Asian trees. Available at: <a href="http://www.asianfagaceae.com">http://www.asianfagaceae.com</a>.
  3. BGCI. 2018. Botanic Gardens Conservation International (BGCI) - Plant Search. Available at: <a href="https://www.bgci.org/plant_search.php">https://www.bgci.org/plant_search.php</a>.
  4. GeoCAT. 2018. Geospatial conservation assessment tool (GeoCAT). Available at: <a href="http://geocat.kew.org">http://geocat.kew.org</a>. (Accessed: 2018/08/03).
Évaluateurs & contributeurs (2)Expert
assessor
Strijk, J.S. & Ngoc, N.V.
evaluator
Fowler, K.

Strijk, J.S. & Ngoc, N.V. 2023. Lithocarpus braianensis. The IUCN Red List of Threatened Species 2023: e.T136649108A219174518. 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