Xyris calostachys
Paulsen ex Warm.
Pays · région · aire protégée · écorégion · biome
Graphe en cours d’indexation
Calcul du tissu écologique de Xyris calostachys.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 5s).
Liste rouge IUCN
EN · En dangercritères B2ab(iii)?Inconnue- Évaluation
- 2013 · v3.1
- Altitude
- 1200 – 1250 m
- Profondeur
- – m
État de la populationTexte officiel évaluation IUCNExpert
This population of this species is unknown.
Menaces identifiées(4 menaces classées CMP-IUCN)
1_1Housing & urban areasOngoing1_3Tourism & recreation areasOngoing2_3_2Small-holder grazing, ranching or farmingOngoing3_2Mining & quarryingPast, Unlikely to Return
Description complète des menacesTexte détaillé évaluation IUCNExpert
The collections known for this species were made over 50 and 100 years ago, in a locality which has suffered fast human population growth, agricultural expansions and natural resource exploitation, mainly from mining.
Habitats préférentiels (classification IUCN)
2_1Savanna - Dry★4_7Grassland - Subtropical/Tropical High Altitude★6Rocky areas (eg. inland cliffs, mountain peaks)★
Mesures de conservation recommandéesStratégies de conservation IUCNExpert
No conservation measures have been identified for this species. Seeds from this species have not been collected for the Millennium Seed Bank, the species has not been previously assessed and no specific legal protection has been identified to be taking place.
Stress écologiques (8)Stresses Classification — IUCNExpert
1_1Ecosystem conversion1_1Ecosystem conversion1_1Ecosystem conversion1_1Ecosystem conversion1_2Ecosystem degradation1_2Ecosystem degradation1_2Ecosystem degradation1_2Ecosystem degradation
Niche IUCN globaleRealms · Systems · LMEs · Growth forms · FAOs — biogéographie IUCNExpert
Royaumes biogéographiques
Neotropical
Systèmes (terrestre/eau douce/marin)
Terrestrial
Formes de croissance
Forb or Herb
Références bibliographiques (6)Sources scientifiques de l'évaluation IUCNExpert
- IUCN. 2013. IUCN Red List of Threatened Species (ver. 2013.2). Available at: <a href="http://www.iucnredlist.org">http://www.iucnredlist.org</a>. (Accessed: 13 November 2013).
- da Silva, J.M.C. 2001. Cerrado (NT0704). Available at: <a href="http://www.worldwildlife.org/wildworld/profiles/terrestrial/nt/nt0704_full.html">http://www.worldwildlife.org/wildworld/profiles/terrestrial/nt/nt0704_full.html</a>. (Accessed: 24 February).
- da Silva, J.M.C. 2001. Bahia interior forests (NT0104). Available at: <a href="http://worldwildlife.org/ecoregions/nt0104">http://worldwildlife.org/ecoregions/nt0104</a>. (Accessed: March 18th).
- da Silva, J.M.C. 2001. Campos Rupestres montane savanna (NT0703). Available at: <a href="http://www.worldwildlife.org/wildworld/profiles/terrestrial/nt/nt0703_full.html">http://www.worldwildlife.org/wildworld/profiles/terrestrial/nt/nt0703_full.html</a>. (Accessed: 18 March).
- UNESCO World Heritage Centre. 1999. Historic Centre of the Town of Diamantina. Available at: <a href="http://whc.unesco.org/en/list/890">http://whc.unesco.org/en/list/890</a>. (Accessed: 27 March).
- Smith, L.B. and Downs, R.J. 1968. <i>Flora Brasílica Vol. IX:II Xyridaceae</i>. Instituto de Botanica, Sao Paolo, Brasil.
Évaluateurs & contributeurs (2)Personnes ayant contribué à l'évaluation IUCNExpert
assessor
Quiton Tuijtelaars, M.C.H.
evaluator
Moraes, M.
Quiton Tuijtelaars, M.C.H. 2013. Xyris calostachys. The IUCN Red List of Threatened Species 2013: e.T44392439A44543486. Accessed on 05 May 2026.
Distribution mondiale
Calcul de la distribution GBIF· ~10–60 s
Phénologie
Calcul du calendrier d'apparition· ~5–30 s