Taxonomie
Alves, M., Wanderley, M. D. G. L. & Thomas, W. W. 2015. Hypolytrum (Cyperaceae): taxonomic and nomenclatural notes, geographical distribution and conservation status of Neotropical species. Rodriguésia, 66(2): 379-392.

 

Date de publication : Bull. Misc. Inform., Addit. Ser. 8: 50. 1908.

Distribution : "Endemic to the northern part of the Amazon Forest and almost restricted to the Guayana Shield where it is often associated with sandy patches in non-flooded forested areas. It is recorded from Venezuela (Amazonas), Guyana (Upper Takutu-Upper Essequibo), Brazil (Amapá, Amazonas, Pará, and Rondônia), and probably also occurs in French Guiana, Suriname, and Bolivia." (Alves et al. 2015).

Statut biogéographique : Découvert récemment en Guyane française (piste de Paul Isnard, espèce caractéristique de petites poches de forêt basse sur sables, 11/2016, G. Léotard).

Type : Brésil, Pará, environs d'Óbidos, Serra da Escama, 12/1849, R. Spruce 475 (HT: K000584393, K000584394, K000584395; IT: BM000645993, G00098373, G00098374, NY00051230, P00259589).