Sharpleaf Ragged Rim-lichen
- Peak month
- May
- Records since 2000
- 963
- Scientific name
- Loxospora elatina
Cartilage Lichen
- Peak month
- February
- Records since 2000
- 951
- Scientific name
- Ramalina fraxinea
Bark scribble
- Peak month
- May
- Records since 2000
- 942
- Scientific name
- Alyxoria varia
Bacidia biatorina
- Peak month
- February
- Records since 2000
- 941
- Group
- Lichens
Light Blue Blood Lichen
- Peak month
- May
- Records since 2000
- 939
- Scientific name
- Mycoblastus caesius
Grainy Shadow-crust Lichen
- Peak month
- February
- Records since 2000
- 929
- Scientific name
- Hyperphyscia adglutinata
Xanthocarpia crenulatella
- Peak month
- June
- Records since 2000
- 927
- Group
- Lichens
Common Rim-lichen
- Peak month
- May
- Records since 2000
- 923
- Scientific name
- Lecanora pulicaris
Polyozosia antiqua
- Peak month
- June
- Records since 2000
- 923
- Group
- Lichens
Pore lichen
- Peak month
- May
- Records since 2000
- 922
- Scientific name
- Pertusaria pseudocorallina
Glaucomaria rupicola
- Peak month
- August
- Records since 2000
- 913
- Group
- Lichens
Intricate Rim-lichen
- Peak month
- May
- Records since 2000
- 899
- Scientific name
- Lecanora intricata
Tree phaeographis lichen
- Peak month
- November
- Records since 2000
- 898
- Scientific name
- Phaeographis dendritica
Spiny Heath Lichen
- Peak month
- August
- Records since 2000
- 893
- Scientific name
- Cetraria aculeata
Hypotrachyna taylorensis
- Peak month
- May
- Records since 2000
- 882
- Also known as
- a Lichen
Peppered Rock Shield
- Peak month
- May
- Records since 2000
- 881
- Scientific name
- Xanthoparmelia conspersa
Cudbear
- Peak month
- May
- Records since 2000
- 877
- Scientific name
- Ochrolechia tartarea
Rockloving lecidea lichen
- Peak month
- May
- Records since 2000
- 877
- Scientific name
- Lecidea lithophila
Kurokawia runcinata
- Peak month
- July
- Records since 2000
- 866
- Group
- Lichens
Bloody Heart Lichen
- Peak month
- May
- Records since 2000
- 864
- Scientific name
- Mycoblastus sanguinarius
Pachyphiale carneola
- Peak month
- May
- Records since 2000
- 861
- Group
- Lichens
Crater Lichen
- Peak month
- April
- Records since 2000
- 860
- Scientific name
- Diploschistes scruposus
Flavoplaca dichroa
- Peak month
- July
- Records since 2000
- 851
- Also known as
- a Lichen
Powder-tipped Rosette Lichen
- Peak month
- April
- Records since 2000
- 851
- Scientific name
- Physcia dubia
City Dot Lichen
- Peak month
- July
- Records since 2000
- 848
- Scientific name
- Scoliciosporum chlorococcum
Violella fucata
- Peak month
- May
- Records since 2000
- 844
- Group
- Lichens
Mountain Magnificence
- Peak month
- October
- Records since 2000
- 799
- Scientific name
- Punctelia reddenda
Powdery Kidney Lichen
- Peak month
- May
- Records since 2000
- 798
- Scientific name
- Nephroma parile
Blue-gray Sunken-disk
- Peak month
- May
- Records since 2000
- 793
- Scientific name
- Circinaria caesiocinerea
Cowpie Lichen
- Peak month
- November
- Records since 2000
- 791
- Scientific name
- Diploschistes muscorum
Rose-petalled Jellyskin Lichen
- Peak month
- May
- Records since 2000
- 788
- Scientific name
- Scytinium gelatinosum
Physconia distorta
- Peak month
- May
- Records since 2000
- 780
- Group
- Lichens
Dot lichen
- Peak month
- May
- Records since 2000
- 775
- Scientific name
- Micarea denigrata
Lecanora jamesii
- Peak month
- May
- Records since 2000
- 774
- Group
- Lichens
Trapejamesia corticola
- Peak month
- May
- Records since 2000
- 770
- Group
- Lichens
Mountain clauzadea lichen
- Peak month
- April
- Records since 2000
- 764
- Scientific name
- Clauzadea monticola
Brown-gray M Oss-shingle
- Peak month
- May
- Records since 2000
- 758
- Scientific name
- Protopannaria pezizoides
Dot lichen
- Peak month
- May
- Records since 2000
- 757
- Scientific name
- Arthonia didyma
Pectenia cyanoloma
- Peak month
- May
- Records since 2000
- 755
- Group
- Lichens
Schizotrema quercicola
- Peak month
- October
- Records since 2000
- 750
- Also known as
- a Lichen
Phyllopsora rosei
- Peak month
- December
- Records since 2000
- 737
- Also known as
- a Lichen
Nephromopsis chlorophylla
- Peak month
- June
- Records since 2000
- 734
- Group
- Lichens
Ochrolechia subviridis
- Peak month
- March
- Records since 2000
- 734
- Group
- Lichens
Green Stubble Lichen
- Peak month
- May
- Records since 2000
- 722
- Scientific name
- Calicium viride
Snippocia nivea
- Peak month
- November
- Records since 2000
- 722
- Also known as
- a Lichen
Little Emerald Lichen
- Peak month
- September
- Records since 2000
- 709
- Scientific name
- Myriospora smaragdula
Pseudosagedia chlorotica
- Peak month
- July
- Records since 2000
- 709
- Group
- Lichens
Usnea flammea
- Peak month
- April
- Records since 2000
- 703
- Group
- Lichens