Frattaroli, Anna Rita, Luciano Di Martino, Valter Di Cecco, Rosangela Catoni, Laura Varone, Marco Di Santo, and Loretta Gratani. “Seed Germination Capability of Four Endemic Species in the Central Apennines in Italy: Relationship Between Seed Size and Germination Capability”. Lazaroa 34 (December 23, 2013): 43–53. https://doi.org/10.5209/rev_LAZA.2013.v34.n1.42253.