Lectotypification of Umbilicaria virginis (Umbilicariaceae)

Lectotypification of Umbilicaria torrefacta (Lightf. ) Schrad.

“…2009). Nevertheless, quite a number of its taxa lack proper typification, a task often made difficult by complex histories of synonyms and misidentifications (Hestmark 1993, 2007, 2010, 2014, 2015).…”

“…The circumscription and number of its species is reasonably well known, particularly in Europe (Frey 1933;Llano 1950;Wei & Jiang 1993;Krog et al 1994;Smith et al 2009). Nevertheless, quite a number of its taxa lack proper typification, a task often made difficult by complex histories of synonyms and misidentifications (Hestmark 1993(Hestmark , 2007(Hestmark , 2010(Hestmark , 2014(Hestmark , 2015.…”