Template:Crespo et al., 2020
- Crespo, A., Rico, V.J., Garrido, E., Lumbsch, H.T. & Divakar, P.K. 2020. A revision of species of the Parmelia saxatilis complex in the Iberian Peninsula with the description of P. rojoi, a new potentially relict species. The Lichenologist 52(5): 365–376. DOI: 10.1017/S0024282920000341
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