Cryptocoryne vietnamensis
I.Hertel & H.Mühlberg
Pays · région · aire protégée · écorégion · biome
Pas d'interactions documentées pour cette espèce.
Liste rouge IUCN
VU · Vulnérablecritères B1ab(iii)+2ab(iii)↘Décroissante- Évaluation
- 2023 · v3.1
- Altitude
- 25 – 475 m
- Profondeur
- – m
État de la populationTexte officiel évaluation IUCNExpert
There is no information available on the population size or trend of this species, however, it is inferred to be declining due to forest clearance.
Menaces identifiées(4 menaces classées CMP-IUCN)
9_3_1Nutrient loadsSlow, Significant DeclinesMajority (50-90%)Ongoing9_3_2Soil erosion, sedimentationSlow, Significant DeclinesMajority (50-90%)Ongoing2_1_2Small-holder farmingVery Rapid DeclinesMajority (50-90%)Ongoing5_2_1Intentional use (species is the target)Very Rapid DeclinesWhole (>90%)Ongoing
Description complète des menacesTexte détaillé évaluation IUCNExpert
The species is likely to be extremely vulnerable to local and even very small-scale actions which affect the water bodies in which it grows, such as logging of catchments, development or pollution. It is also likely to be threatened by commercial collection.
Habitats préférentiels (classification IUCN)
5_1Wetlands (inland) - Permanent Rivers/Streams/Creeks (includes waterfalls)★
Mesures de conservation recommandéesStratégies de conservation IUCNExpert
There are no specific conservation actions in place for this species and it is not known to occur in any protected areas. This is a species which could benefit from ex situ propagation to reduce pressure on wild populations. There is an urgent need for compilation of an up-to-date assessment of the conservation condition of all known populations, combined with surveys of potentially suitable habitat in the region to locate additional populations.
Actions de conservation (3)Conservation Actions Classification Scheme — IUCNExpert
1_1Site/area protection1_2Resource & habitat protection3_4_1Captive breeding/artificial propagation
Stress écologiques (7)Stresses Classification — IUCNExpert
1_1Ecosystem conversion1_2Ecosystem degradation1_2Ecosystem degradation2_1Species mortality2_1Species mortality2_1Species mortality2_1Species mortality
Usage & commerce (2)Use & Trade — IUCNExpert
13Pets/display animals, horticultureinternationalnational16Establishing ex-situ production *international
Priorités de recherche (2)Research Needed Classification — IUCNExpert
1_2Population size, distribution & trends1_5Threats
Niche IUCN globaleRealms · Systems · LMEs · Growth forms · FAOs — biogéographie IUCNExpert
Royaumes biogéographiques
Indomalayan
Systèmes (terrestre/eau douce/marin)
Freshwater (=Inland waters)
Formes de croissance
Forb or HerbHydrophyte
Références bibliographiques (5)Sources scientifiques de l'évaluation IUCNExpert
- 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).
- Bastmeijer, J.D. 2006. <i>Cryptocoryne vietnamensis</i>. Available at: <a href="http://crypts.home.xs4all.nl/Cryptocoryne/Gallery/.">http://crypts.home.xs4all.nl/Cryptocoryne/Gallery/.</a>.
- Nguyen Tien Van, Nguyen Khac Khoi and Vu Xuan Phuon. 2005. <i>Checklist of plant species in Vietnam.</i> Agriculture Publishing House, Hanoi.
- Wilstermann-Hildebrand, M. 2000-2021. Wasserkelche - Gattung <i>Cryptocoryne</i>. Available at: <a href="http://www.heimbiotop.de/cryptocoryne.html#cryptovietnamensis">http://www.heimbiotop.de/cryptocoryne.html#cryptovietnamensis</a>.
- Hertel, I. and Mühlberg, H. 1994. <i>Cryptocoryne vietnamensis</i> spec. nov. (Araceae). <i>Aqua Planta</i> 19(2): 76-81.
Évaluateurs & contributeurs (2)Personnes ayant contribué à l'évaluation IUCNExpert
assessor
Lansdown, R.V.
evaluator
Wongso, S. & Jacobsen, N.
Lansdown, R.V. 2023. Cryptocoryne vietnamensis. The IUCN Red List of Threatened Species 2023: e.T194780A197730453. Accessed on 05 May 2026.
Répartition mondiale
Aucune observation géoréférencée avec précision suffisante (<10 km) dans GBIF pour cette espèce.