TY - JOUR T1 - Biodiversity and spatial distribution of epiphytic ferns on Alsophila setosa Kaulf. (Cyatheaceae) caudices in Rio Grande do Sul, Brazil JO - Brazilian Journal of Biology A1 - Schmitt, JL. A1 - Windisch, PG. SN - 1519-6984 UL - 10.1590/S1519-69842010000300008 VL - 70 Y1 - 2010 PB - Brasil ER -