Open Access Research Paper Views (380) Download (18) Spore germination of silver fern (Pityrogramma calomelanos (L.) Link) using various lead (Pb) concentrations Cherie Cano-Mangaoang, Florfe M. Acma J. Bio. Env. Sci.13( 1), 84-91, July 2018. Key: FernPhytoremediationProthallusRhizoidSpore Details