Ontologia

Dipcadi heterocuspe

Baker

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

Graphe en cours d’indexation

Calcul du tissu écologique de Dipcadi heterocuspe.

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

Liste rouge IUCN

LC · Préoccupation mineureDécroissante
Évaluation complète
Évaluation
2025 · v3.1
Altitude
02000 m
Profondeur
m
État de la populationExpert
No numerical population information is available. The species was last observed in 2015 at Itremo, in the Amoron'i Mania region (iNaturalist 2022).

Menaces identifiées(3 menaces classées CMP-IUCN)

  • 7_1_3
    Trend Unknown/Unrecorded
    UnknownMinority (<50%)Ongoing
  • 1_1
    Housing & urban areas
    Slow, Significant DeclinesMinority (<50%)Ongoing
  • 3_2
    Mining & quarrying
    Slow, Significant DeclinesMinority (<50%)Ongoing
Description complète des menacesExpert
The species is threatened by habitat loss due to city extension, artisanal mining and wildfires.

Habitats préférentiels (classification IUCN)

  • 2_1Savanna - Dry
  • 4_5Grassland - Subtropical/Tropical Dry
  • 4_7Grassland - Subtropical/Tropical High Altitude
  • 6Rocky areas (eg. inland cliffs, mountain peaks)
Mesures de conservation recommandéesExpert
Dipcadi heterocuspe is found in 11 protected areas including Andohahela National Park, Analamerana Special Reserve, Cap Sainte Marie Special Reserve, Ibity Massif Harmonious Protected Landscape, Itremo Massif Harmonious Protected Landscape, Isalo National Park, Ivohibe Pic Special Reserve, Manjakatompo Ankaratra National Ressources Reserve, Ranobe PK 32, Tsinjoriaka Harmonious Protected Landscape and Tsimanampetsotsa National Park, where 14 subpopulations are protected. The species is recorded in three ex situ living collections (BGCI 2022) and seeds have been banked at the Millennium Seed Bank - Royal Botanic Gardens Kew, UK (Genesys 2022).
Actions de conservation (6)Expert
  • 1_1Site/area protection
  • 3_4_1Captive breeding/artificial propagation
  • 3_4_2Genome resource bank
  • 4_1Formal education
  • 4_2Training
  • 4_3Awareness & communications
Stress écologiques (8)Expert
  • 1_2Ecosystem degradation
  • 1_2Ecosystem degradation
  • 1_2Ecosystem degradation
  • 1_3Indirect ecosystem effects
  • 2_1Species mortality
  • 2_1Species mortality
  • 2_1Species mortality
  • 2_2Species disturbance
Priorités de recherche (4)Expert
  • 1_1Taxonomy
  • 1_2Population size, distribution & trends
  • 1_4Harvest, use & livelihoods
  • 1_5Threats
Niche IUCN globaleExpert

Royaumes biogéographiques

Afrotropical

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Forb or HerbGeophyte
Références bibliographiques (9)Expert
  1. IUCN. 2025. The IUCN Red List of Threatened Species. Version 2025-2. Available at: <a href="www.iucnredlist.org">www.iucnredlist.org</a>. (Accessed: 10 October 2025).
  2. BGCI. 2022. BGCI Plant Search. Available at: <a href="https://tools.bgci.org/plant_search.php">https://tools.bgci.org/plant_search.php</a>.
  3. iNaturalist. 2022. iNaturalist Observations Dataset. Available at: <a href="https://www.inaturalist.org/">https://www.inaturalist.org/</a>. (Accessed: 21 Jan 2022).
  4. MNHN. 2022. <i>Dipcadi heterocuspe</i>. Available at: <a href="https://science.mnhn.fr/taxon/species/dipcadi/heterocuspe">https://science.mnhn.fr/taxon/species/dipcadi/heterocuspe</a>.
  5. GBIF. 2022. Global Biodiversity Information Facility. Available at: <a href="https://www.gbif.org/">https://www.gbif.org/</a>.
  6. Genesys. 2022. Available at: <a href="https://www.genesys-pgr.org/a/v2BMQZ8XZGK">https://www.genesys-pgr.org/a/v2BMQZ8XZGK</a>.
  7. POWO. 2022. Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Available at: <a href="http://www.plantsoftheworldonline.org/">http://www.plantsoftheworldonline.org/</a>. (Accessed: 01 August 2022).
  8. 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.
  9. Missouri Botanical Garden. 2010. Tropicos.org. Available at: <a href="www.tropicos.org">www.tropicos.org</a>.
Évaluateurs & contributeurs (3)Expert
assessor
Razafiniary, V.
evaluator
Ravololomanana, N. & Razafindrahaja, V.
facilitators
Wheatcroft, H.

Razafiniary, V. 2025. Dipcadi heterocuspe. The IUCN Red List of Threatened Species 2025: e.T223174111A223202070. 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

Cartographie

Bibliographie

Note nomenclaturale & synonymesExpert

Note nomenclaturale

TAXREF v18 — INPN/MNHN

Synonymes (2)— redirigent vers cette page

  • Dipcadi hildebrandtiiDammer
  • Ornithogalum heterocuspe(Baker) J.C.Manning & Goldblatt

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