swap_horiz Placynthium nigrum Alternatives

1

Rhizocarpon geographicum

Rhizocarpon geographicum, commonly called map lichen, is a crustose lichen that grows mainly on exposed, siliceous rock....

Alpine Yellow Green Crustose Saxicolous

9.2 Excellent

2

Placopsis gelida

Placopsis gelida is a crustose lichen that grows on exposed siliceous rock, especially in cold alpine and Arctic environ...

Pioneer Crustose Arctic Alpine Saxicolous

8.3 Great

3

Ochrolechia tartarea

Ochrolechia tartarea is a crustose lichen that grows on exposed rock surfaces, especially in cool and humid regions. It...

Historical Crustose Saxicolous Dye Lichen

8.1 Great

4

Caloplaca marina

Caloplaca marina is a saxicolous, crustose lichen associated with rocky marine shorelines. Its thallus can appear orange...

Coastal Orange Intertidal Crustose

7.9 Good

5

Caloplaca aurantia

Caloplaca aurantia is an orange crustose lichen that grows tightly attached to mineral surfaces, particularly sun-expose...

Orange Widespread Crustose Saxicolous

7.8 Good

6

Verrucaria maura

Verrucaria maura is a lichenized fungus associated with the upper intertidal and splash zones of rocky seashores. Its da...

Black Marine Intertidal Crustose

7.7 Good

7

Caloplaca flavescens

Caloplaca flavescens is a saxicolous, calcicolous lichen in the orange or yellow-orange group of crustose lichens tradit...

Orange Limestone Widespread Crustose

7.7 Good

8

Solorina saccata

Solorina saccata is a distinctive foliose lichen characterized by its large lower apothecia, typically found growing dir...

Alpine Foliose Cyanobacterial Calcicolous

7.7 Good

9

Tephromela atra

Tephromela atra is a crustose lichen characterized by its striking white margins and black fruiting discs, formally recl...

Grey Widespread Crustose Saxicolous

7.5 Good

10

Peccania coralloides

Peccania coralloides is a small lichen in the genus Peccania, a group of lichens associated with cyanobacteria as their...

Mediterranean Crustose Saxicolous Cyanobacterial

7.3 Good

11

Diplotomma alboatrum

Diplotomma alboatrum is a crustose lichen with a chalky white, pale gray, ochre, or pale brown thallus that is often cra...

Widespread Crustose Saxicolous Calcicolous

7.1 Good

12

Aspicilia calcarea

Aspicilia calcarea is a crustose lichen in the family Hymeneliaceae that grows directly on hard calcareous rock. Its tha...

Grey Limestone Crustose Saxicolous

6.9 Fair

13

Gyalecta jenensis

Gyalecta jenensis is a crustose lichen associated with shaded, basic substrates. It forms pale orange to pinkish, wheel-...

Rare Crustose Saxicolous Calcicolous

6.9 Fair

14

Aspicilia contorta

Aspicilia contorta is a saxicolous, calcicolous crustose lichen associated with limestone, other basic rocks, and mortar...

Europe Limestone Crustose Saxicolous

6.6 Fair

15

Verrucaria nigrescens

Verrucaria nigrescens is a crustose lichen, meaning that its thallus grows tightly attached to the surface it colonizes....

Black Widespread Crustose Saxicolous

6.4 Fair

16

Sarcogyne regularis

Sarcogyne regularis is a crustose lichen noted for its reddish-brown, often immersed apothecia on acidic rocks, first de...

Widespread Crustose Saxicolous Calcicolous

6.4 Fair

17

Staurothele fissa

Staurothele fissa is a species of crustose, rock-dwelling lichen in the family Verrucariaceae. It is especially associat...

Aquatic Widespread Crustose Saxicolous

6.4 Fair

18

Rinodina teichophila

Rinodina teichophila is a crustose lichen-forming fungus in the family Physciaceae. It grows on rock, including acidic a...

Urban Widespread Crustose Saxicolous

6.3 Fair

19

Verrucaria baldensis

Verrucaria baldensis is a lichen-forming fungus associated with bare limestone and other calcareous rock surfaces. Descr...

Grey Widespread Crustose Saxicolous

6.3 Fair

20

Polyblastia cupularis

Polyblastia cupularis is a species of lichenized fungus in the genus Polyblastia and the family Verrucariaceae. It forms...

Aquatic Widespread Crustose Saxicolous

6.0 Fair