Assessing the drought effect on tree rings' width and xylem traits plasticity in Symplocos coccinea and S. speciosa: two rare and endemic Neotropical montane oak forest trees from eastern Mexico

Ernesto C. Rodríguez‐Ramírez, D. Ruiz-Santiago, Edilson J. Requena‐Rojas, Tomaz Longhi-Santos, Alfonso Suárez Islas, Isolda Luna‐Vega