Tillandsia tenuifolia, the narrowleaf airplant, is a species in the genus Tillandsia. This species is widespread across much of South America and the Caribbean islands.Four varieties are recognized:
Tillandsia tenuifolia var. disticha (L.B.Sm.) L.B.Sm. - States of Rio de Janeiro + São Paulo
Tillandsia tenuifolia var. saxicola (L.B.Sm.) L.B.Sm. - States of Rio de Janeiro + São Paulo
Tillandsia tenuifolia var. tenuifolia - most of species range
Tillandsia tenuifolia var. vaginata (Wawra) L.B.Sm. - ...