Rm. Ros et al., POTTIA-X-ANDALUSICA (MUSCI, POTTIACEAE), AN INTERSPECIFIC HYBRID IN POTTIEAE, Cryptogamie. Bryologie, lichenologie, 15(3), 1994, pp. 199-204
Pottia x andalusica nothosp.nov. Ros & Oliva a taxon with gametophyte
and spores clearly belonging to Pottia starckeana (Hedw.) C. Mull. but
with cleistocarpous sporophytes is described. In the same samples Pot
tia bryoides (Dicks.) Mitt. (Phascum bryoides Dicks.), the probably ma
le parental, has been recorded. The identity of various taxa which pre
sent intermediate characters between Pottia and Phascum and related wi
th the described hybrid are discussed.