Ceratozamia fuscoviridis

W.Bull

Plante

ENLR Monde (IUCN)

Filtrer le graphe par contexte spatialPays · région · aire protégée · écorégion · biome

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Calcul du tissu écologique de Ceratozamia fuscoviridis.

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Liste rouge IUCN

EN · En dangercritères A2c; B1ab(i,ii,iii,iv,v)↘Décroissante

Évaluation complète

Évaluation: 2022 · v3.1
Altitude: 900 – 1800 m
Profondeur: – m

État de la populationTexte officiel évaluation IUCNExpert

Ceratozamia fuscoviridis comprises an estimated 29 subpopulations (Pulido et al. 2015). The known population size is only 1,636 plants (all stage classes) but this represents only 6 out 29 known subpopulations so the population size is certainly much higher.

Menaces identifiées(2 menaces classées CMP-IUCN)

4_1
Roads & railroads
UnknownUnknownOngoing
2_3_2
Small-holder grazing, ranching or farming
Slow, Significant DeclinesMajority (50-90%)Ongoing

Description complète des menacesTexte détaillé évaluation IUCNExpert

It is threatened by habitat loss, mostly relating to road construction and expansion of pastures.

Habitats préférentiels (classification IUCN)

1_9Forest - Subtropical/Tropical Moist Montane★
1_6Forest - Subtropical/Tropical Moist Lowland

Mesures de conservation recommandéesStratégies de conservation IUCNExpert

Ceratozamia fuscoviridis is listed in CITES Appendix I. Identifying suitable sites for protection as well as the long-term monitoring of subpopulations will support the conservation of this species.

Actions de conservation (1)Conservation Actions Classification Scheme — IUCNExpert

1_2Resource & habitat protection

Stress écologiques (2)Stresses Classification — IUCNExpert

1_2Ecosystem degradation
1_2Ecosystem degradation

Priorités de recherche (1)Research Needed Classification — IUCNExpert

1_2Population size, distribution & trends

Niche IUCN globaleRealms · Systems · LMEs · Growth forms · FAOs — biogéographie IUCNExpert

Royaumes biogéographiques

Neotropical

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Cycad

Références bibliographiques (8)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).
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).
Martínez-Domínguez, L., Nicolalde-Morejón, F., Stevenson, D., Santiago-Jiménez, Q., Rojas-Soto, O. and Vergara-Silva, F. 2021. The need for multidisciplinary conservation: A case study of Ceratozamia (Zamiaceae, Cycadales) in eastern Mexico. Oryx 55(6): 947-956.
Martínez-Domínguez, L., Nicolalde-Morejón, F., Vergara-Silva, F. and Stevenson, D.W. 2018. Taxonomic review of Ceratozamia (Zamiaceae) in the Sierra Madre Oriental, Mexico. PhytoKeys 100: 91-124.
Martínez-Domínguez, L., Nicolalde-Morejón, F., and Stevenson, D.W. 2017. Qualitative and quantitative morphological evidence for recognition of a new species within Ceratozamia (Zamiaceae) from Mexico. Phytotaxa 317(1): 17-28.
Pulido, M.T., Vargas-Zenteno, M., Vite, A. and Vovides, A.P. 2015. Range extension of the endangered Mexican cycad Ceratozamia fuscoviridis Moore (teosintle): implications for conservation. Tropical Conservation Science 8(3): 778-795.
Osborne, R., Stevenson, D.W. and Vovides, A.P. 2006. What is Ceratozamia fuscoviridis? Delpinoa 48: 5-10.
Donaldson, J.S. (ed.). 2003. Cycads. Status Survey and Conservation Action Plan. IUCN/SSC Cycad Specialist Group. IUCN, Gland, Switzerland and Cambridge, UK.

Évaluateurs & contributeurs (3)Personnes ayant contribué à l'évaluation IUCNExpert

assessor

Martinez-Dominguez, L. & Nicolalde-Morejón, F.

contributor

Vovides, A.P. & Donaldson, J.S.

evaluator

Bösenberg, J.D.

⚠ 1 erratum publié après l'évaluation.

Martinez-Dominguez, L. & Nicolalde-Morejón, F. 2022. Ceratozamia fuscoviridis (errata version published in 2023). The IUCN Red List of Threatened Species 2022: e.T212754607A243397221. Accessed on 05 May 2026.