Versieux, L. D. M., M. Nogueira, and A. A. Conceição. “The Rediscovery, After One Century, of Vriesea maculosa (Bromeliaceae, Tillandsioideae) With an Amendment to Its Description”. Phytotaxa, vol. 188, no. 4, Dec. 2014, pp. 198–208, doi:10.11646/phytotaxa.188.4.2.