United States Forest Service
National Lichens & Air Quality Database and Clearinghouse
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Lichen Photographs
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Conditions of Photograph Use
Lecanora novomexicana
Lecanora pacifica
Lecanora pringlei
Lecidea atrobrunnea
Lecidea auriculata
Lecidea syncarpa
Lecidea tessellata
Lecidea tessellata
Leprocaulon microscopicum
Leptogium corniculatum
Letharia vulpina
Letharia vulpina
Lobaria amplissima
Lobaria amplissima
Lobaria amplissima
Lobaria amplissima
Lobaria hallii
Lobaria hallii
Lobaria linita
Lobaria oregana
Lobaria oregana
Lobaria pulmonaria
Lobaria scrobiculata
Loxosporopsis corallifera
Masonhalea richardsonii
Melanelia hepatizon
Menegazzia subsimilis
Menegazzia terebrata
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