1 Dendrology Lab, Department of Agriculture and Forest Sciences (DAFNE), University of Tuscia, Via San Camillo de Lellis, Viterbo, 01100, Italy.
2 CEDAD (Centre of Applied Physics, Dating and Diagnostics), Department of Mathematics and Physics "Ennio De Giorgi", University of Salento, via per Arnesano, Lecce, 73100, Italy.
3 Forest Genetics and Ecophysiology Research Group, Technical University of Madrid, Ciudad Universitaria s/n, Madrid, 28005, Spain.
4 Ente Parco Nazionale dell'Aspromonte, via Aurora 1, Gambarie di Santo Stefano in Aspromonte, 89057, Italy.