Are these by chance the same plant, with perhaps an incorrect spelling for the second one?
Air Plant (Tillandsia funckiana)
Listings in the Catalogue of Life:
Tillandsia funckiana Baker - Species - accepted name
Tillandsia funckiana var. funckiana - Infraspecific taxon - accepted name
Tillandsia funckiana var. recurvifolia Blass ex Rauh - Infraspecific taxon - accepted name