Guarçoni, E.A., Bastian, R.E., Silva, E.O. and Ferreira, A.W.C. 2018.

First record of the rare Dyckia racemosa Baker (Bromeliaceae) in Maranhão state (northeastern Brazil), with an update on the species description, geographic distribution, and conservation status

. Phytotaxa. 349, 3 (May 2018), 273–280. DOI:https://doi.org/10.11646/phytotaxa.349.3.8.