Agrostis elliotii

Hack.

Plante

NTLR Monde (IUCN)

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

Pas d'interactions documentées pour cette espèce.

Liste rouge IUCN

NT · Quasi menacéecritères B1ab(i,ii,iii,iv,v)+2ab(i,ii,iii,iv,v)↘Décroissante

Évaluation complète

Évaluation: 2025 · v3.1
Altitude: 1500 – 2500 m
Profondeur: – m

État de la populationTexte officiel évaluation IUCNExpert

No numerical population information is available, and the current population trend is unknown. This species was last collected in 2013 from Matsiatra Ambony region (Nanjarisoa #NOP 81).

Menaces identifiées(3 menaces classées CMP-IUCN)

7_1_3
Trend Unknown/Unrecorded
Rapid DeclinesMajority (50-90%)Ongoing
11_2
Droughts
Slow, Significant DeclinesMajority (50-90%)Ongoing
5_3_4
Unintentional effects: (large scale) [harvest]
Slow, Significant DeclinesMajority (50-90%)Ongoing

Description complète des menacesTexte détaillé évaluation IUCNExpert

This species is threatened by habitat loss due to fire, logging and drought caused by climate change. This species no longer appears following frequent fires (Bosser 1969).

Habitats préférentiels (classification IUCN)

2_1Savanna - Dry★
4_7Grassland - Subtropical/Tropical High Altitude★
5_4Wetlands (inland) - Bogs, Marshes, Swamps, Fens, Peatlands★
6Rocky areas (eg. inland cliffs, mountain peaks)★

Mesures de conservation recommandéesStratégies de conservation IUCNExpert

This species is recorded in Ankaratra, Andrigitra and Itremo Protected Areas. The species is not known to be represented in ex situ conservation.

Actions de conservation (4)Conservation Actions Classification Scheme — IUCNExpert

1_1Site/area protection
3_4_2Genome resource bank
4_1Formal education
4_3Awareness & communications

Stress écologiques (8)Stresses Classification — IUCNExpert

1_1Ecosystem conversion
1_2Ecosystem degradation
1_2Ecosystem degradation
1_2Ecosystem degradation
2_1Species mortality
2_2Species disturbance
2_2Species disturbance
2_2Species disturbance

Priorités de recherche (3)Research Needed Classification — IUCNExpert

1_2Population size, distribution & trends
1_4Harvest, use & livelihoods
1_5Threats

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

Royaumes biogéographiques

Afrotropical

Systèmes (terrestre/eau douce/marin)

Terrestrial

Formes de croissance

Forb or HerbGraminoid

Références bibliographiques (10)Sources scientifiques de l'évaluation IUCNExpert

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).
BGCI. 2023. Botanic Gardens Conservation International (BGCI) - PlantSearch. Available at: <a href="https://tools.bgci.org/plant_search.php">https://tools.bgci.org/plant_search.php</a>. (Accessed: 2023).
Moat, J., Bachman, S. and Walker, B. 2023. ShinyGeoCAT - Geospatial Conservation Assessment Tools (BETA). Available at: <a href="https://spbachman.shinyapps.io/geocat_staging/">https://spbachman.shinyapps.io/geocat_staging/</a>. (Accessed: 2024).
Tropicos.org. 2023. Catalogue of the Plant of Madagascar. Available at: <a href="http://legacy.tropicos.org/Project/Madagascar. ">http://legacy.tropicos.org/Project/Madagascar. </a>.
Genesys. 2023. Genesys Global Portal on Plant Genetic Resources. Available at: <a href="https://www.genesys-pgr.org/a/v2PVjBdB4eZ">https://www.genesys-pgr.org/a/v2PVjBdB4eZ</a>.
POWO. 2023. Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Available at: <a href="http://powo.science.kew.org/">http://powo.science.kew.org/</a>. (Accessed: 2023).
MNHN. 2023. Agrostis elliotii. Available at: <a href="https://science.mnhn.fr/taxon/species/agrostis/elliotii">https://science.mnhn.fr/taxon/species/agrostis/elliotii</a>.
NanjarisoaI, O.P., BesnardII, G., RalimananaI, H., Jeannoda, V.H. and Vorontsova, M.S. 2017. Grass survey of the Itremo Massif records endemic central highland grasses. Madagascar Conservation & Development 12: 34-40.
Nanjarisoa, O. P. 2015. Inventaire taxonomique des Graminees de la Nouvelle Aire Protegee du massif d'Itremo. University of Antananarivo.
Bosser, J. 1969. Graminees des paturages et des cultures a Madagascar. ORSTOM, Paris.

Évaluateurs & contributeurs (2)Personnes ayant contribué à l'évaluation IUCNExpert

assessor

Razafiniary, V.

evaluator

Ravololomanana, N. & Rakotoarisoa, A.A.

Razafiniary, V. 2025. Agrostis elliotii. The IUCN Red List of Threatened Species 2025: e.T241162113A241162154. Accessed on 05 May 2026.