TY - JOUR T1 - Molecular studies on Punctelia species of the Iberian Peninsula, with an emphasis on specimens newly colonizing Madrid JF - Lichenologist Y1 - 1999 DO - 10.1017/S0024282904014434 A1 - Crespo, A. A1 - Divakar, P.K. A1 - Argüello, A. A1 - Gasca, C. A1 - Hawksworth, D.L. SP - 299 EP - 308 VL - 36 UR - https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0024282904014434 ER -