Trithrinax brasiliensis is a species of flowering plant in the family Arecaceae.

[3] It is considered a rare and endemic species in southern Brazil.

[4] It occurs in Argentina, southern Brazil,[5] and eastern Bolivia, where it is popularly known to Spanish speakers as saó[6] or saocito and to speakers of Chiquitano as baixhíxh.

[7] Nowadays it is considered a threatened species belonging to the category "In Danger" in the List of Threatened species of Rio Grande do Sul state, southern Brazil.

[8] This palm-related article is a stub.