Ontologia

Macrozamia humilis

D.L.Jones

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

Graphe en cours d’indexation

Calcul du tissu écologique de Macrozamia humilis.

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

Liste rouge IUCN

CR · En danger critiquecritères B1ab(iii)Stable
Évaluation complète
Évaluation
2022 · v3.1
Altitude
575625 m
Profondeur
m
État de la populationExpert
The population size is fairly small, with about 1,000 to 2,500 mature individuals.

Menaces identifiées(1 menace classée CMP-IUCN)

  • 2_1_3
    Agro-industry farming
    UnknownUnknownOngoing
Description complète des menacesExpert
There has been a historical decline in the amount of available habitat for the species. Macrozamia humilis is further threatened due to continued clearing.

Habitats préférentiels (classification IUCN)

  • 1_5Forest - Subtropical/Tropical Dry
  • 6Rocky areas (eg. inland cliffs, mountain peaks)
  • 2_1Savanna - Dry
Mesures de conservation recommandéesExpert
This species is listed in Appendix II of the CITES Appendices. Plants occur in the Goonoowigal State Conservation Area and it was listed as an Endangered Species in terms of the Threatened Species Conservation Act. The long-term monitoring of the population will support the conservation of this species.
Actions de conservation (1)Expert
  • 4_3Awareness & communications
Stress écologiques (1)Expert
  • 1_2Ecosystem degradation
Priorités de recherche (3)Expert
  • 1_2Population size, distribution & trends
  • 1_3Life history & ecology
  • 1_6Actions
Niche IUCN globaleExpert

Royaumes biogéographiques

Australasian

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

CycadShrub - small
Références bibliographiques (8)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. IUCN. 2022. The IUCN Red List of Threatened Species. Version 2022-1. Available at: <a href="www.iucnredlist.org">www.iucnredlist.org</a>. (Accessed: 21 July 2022).
  3. Donaldson, J.S. (ed.). 2003. <i>Cycads. Status Survey and Conservation Action Plan</i>. IUCN/SSC Cycad Specialist Group. IUCN, Gland, Switzerland and Cambridge, UK.
  4. Whitelock, L.M. 2002. <i>The Cycads</i>. Timber Press, Portland, Oregon.
  5. The Scientific Committee. 2002. <i>Macrozamia humilis</i> (a perennial cycad) - endangered species listing. Sydney Available at: <a href="https://www.environment.nsw.gov.au/Topics/Animals-and-plants/Threatened-species/NSW-Threatened-Species-Scientific-Committee/Determinations/Final-determinations/2000-2003/Macrozamia-humilis-a-perennial-cycad-endangered-species-listing">https://www.environment.nsw.gov.au/Topics/Animals-and-plants/Threatened-species/NSW-Threatened-Species-Scientific-Committee/Determinations/Final-determinations/2000-2003/Macrozamia-humilis-a-perennial-cycad-endangered-species-listing</a>.
  6. Hill, K. and Osborne, R. 2001. <i>Cycads of Australia</i>.
  7. Hill, K.D. and Stevenson, D.W. 1998-2006. The Cycad Pages. Available at: <a href="http://plantnet.rbgsyd.gov.au/PlantNet/cycad/">http://plantnet.rbgsyd.gov.au/PlantNet/cycad/</a>.
  8. Jones, D.L. 1993. <i>Cycads of the World</i>. Reed, New Holland, Frenchs Forest, N.S.W., Australia.
Évaluateurs & contributeurs (3)Expert
assessor
Bösenberg, J.D.
contributor
Forster, P.
evaluator
Donaldson, J.S.
1 erratum publié après l'évaluation.

Bösenberg, J.D. 2022. Macrozamia humilis (errata version published in 2023). The IUCN Red List of Threatened Species 2022: e.T41963A243391358. 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