Tillandsia fasciculata var. rotundata L.B.Sm.  

inflorescence globose; primary bracts suborbicular, apiculate; spikes ovate, complanate, 4–6 cm long; floral bracts cucullate, more or less rugose when dry.

Edited from (02-09-2012): Smith & Downs 1977. Tillandsioideae (Bromeliaceae). in Flora Neotropica.