Tillandsia rectangula is a species of flowering plant in the Bromeliaceae family.

Tillandsia rectangula was described and the name validly published by John Gilbert Baker in 1878.

The type species of the genus is Tillandsia utriculata.

The perennials prefer a sunny situation on fresh to moist soil.

They tolerate temperatures only above at least 1 °C.The plants are suited for cultivation in a temperate house.