Ontologia

Xerophyta eglandulosa

H.Perrier

ENLR Monde (IUCN)
  1. Plante
  2. Tracheophyta
  3. Liliopsida
  4. Pandanales
  5. Velloziaceae
Pays · région · aire protégée · écorégion · biome

Graphe en cours d’indexation

Calcul du tissu écologique de Xerophyta eglandulosa.

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

Liste rouge IUCN

EN · En dangercritères B1ab(i,ii,iii,iv)+2ab(i,ii,iii,iv)?Inconnue
Évaluation complète
Évaluation
2023 · v3.1
Altitude
800 – 1620 m
Profondeur
– m
État de la populationExpert

The current population size and trend for this species are not known.

Menaces identifiées(3 menaces classées CMP-IUCN)

  • 2_1_1
    Shifting agriculture
    Rapid DeclinesMajority (50-90%)Ongoing
  • 2_3_2
    Small-holder grazing, ranching or farming
    Slow, Significant DeclinesMinority (<50%)Ongoing
  • 7_1_1
    Increase in fire frequency/intensity
    Slow, Significant DeclinesMinority (<50%)Ongoing
Description complète des menacesExpert
Xerophyta eglandulosa is threatened by habitat destruction due to frequent wildfires for cropland extension, grazing and pasture.

Habitats préférentiels (classification IUCN)

  • 3_7Shrubland - Subtropical/Tropical High Altitude★
  • 4_7Grassland - Subtropical/Tropical High Altitude★
  • 6Rocky areas (eg. inland cliffs, mountain peaks)★
Mesures de conservation recommandéesExpert

There are no specific conservation actions in place for this species. However, it has been recorded within Itremo Massif protected area. It is represented in ex situ collections at the Millennium Seed Bank in the UK, and Denver Botanic Gardens in the USA (BGCI 2019).

Actions de conservation (1)Expert
  • 3_4_2Genome resource bank
Stress écologiques (6)Expert
  • 1_1Ecosystem conversion
  • 1_2Ecosystem degradation
  • 1_2Ecosystem degradation
  • 1_2Ecosystem degradation
  • 2_2Species disturbance
  • 2_2Species disturbance
Usage & commerce (1)Expert
  • 6Other chemicals
    subsistance
Priorités de recherche (2)Expert
  • 1_2Population size, distribution & trends
  • 3_1Population trends
Niche IUCN globaleExpert

Royaumes biogéographiques

Afrotropical

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Shrub - small
Références bibliographiques (7)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. Tropical Plants Database, Ken Fern. 2019. Useful Tropical Plants. Available at: <a href="tropical.theferns.info">tropical.theferns.info</a>.
  3. BGCI (Botanic Gardens Conservation International). 2018. PlantSearch online database. Richmond, UK Available at: <a href="www.bgci.org/plant_search.php">www.bgci.org/plant_search.php</a>. (Accessed: 2018).
  4. iNaturalist. 2018. Zavamaniry Gasy . Available at: <a href="https://www.inaturalist.org/observations?captive=any&place_id=any&project_id=2329&subview=table&taxon_id=534672&verifiable=any">https://www.inaturalist.org/observations?captive=any&place_id=any&project_id=2329&subview=table&taxon_id=534672&verifiable=any</a>. (Accessed: 2018/07/30).
  5. Missouri Botanical Garden. 2018. Tropicos.org. Available at: <a href="http://www.tropicos.org">http://www.tropicos.org</a>.
  6. BGCI. 2013. Plant search. London, Botanic Gardens Conservation International Available at: <a href="http://www.bgci.org/plant_search.php/">http://www.bgci.org/plant_search.php/</a>. (Accessed: 21/02/2013).
  7. Bachman, S., Moat, J., Hill, A.W., de la Torre, J. and Scott, B. 2011. Supporting Red List threat assessments with GeoCAT: geospatial conservation assessment tool. In: V. Smith and L. Penev (eds) e-Infrastructures for data publishing in biodiversity science. <i>Zookeys</i> 150: 117–126.
Évaluateurs & contributeurs (2)Expert
assessor
Rajaovelona, L.R.
evaluator
Letsara, R., Rapanarivo, S. & Razanatsoa, J.

Rajaovelona, L.R. 2023. Xerophyta eglandulosa. The IUCN Red List of Threatened Species 2023: e.T156864930A156866725. 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

iNaturalist

Bibliographie

BHLOpenAlex
Note nomenclaturale & synonymesExpert

Note nomenclaturale

TAXREF v18 — INPN/MNHN

Synonymes (3)— redirigent vers cette page

  • Xerophyta eglandulosa var. eglandulosa
  • Xerophyta eglandulosa var. hirtocarpaH.Perrier
  • Xerophyta eglandulosa var. trichocarpaH.Perrier

Sources : Catalogue of Life Cross-References (synonymes) · TAXREF v18 INPN/MNHN (commentaires FR).