Tillandsia pringlei S. Watson Tillandsia pringlei S. Watson in Proc. Amer. Acad. Arts 26: 155. 1891 sec. Espejo-Serna & López-Ferrari 2018=Tillandsia utriculata subsp. pringlei (S. Watson) C.S. Gardner in Selbyana 7: 366-368. f. 6-8. 1984 syn. sec. Espejo-Serna & al. 2004