de Vargas, Isabel Beatriz, and Annette Droste. 2014. “In Vitro Propagation of Cyathea Atrovirens (Cyatheaceae): Spore Storage and Sterilization Conditions”. Revista De Biología Tropical 62 (1):299–308. https://doi.org/10.15517/rbt.v62i1.3661.