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1 0 Spotting

Spotting

by MachiAlaska, USA

Black isidia that have depressions in them

0 0 Tree Moss

Tree Moss

by MartinUrbanWien, Wien, Austria

Baum Moos

5 1 Shield Lichen

Shield Lichen

by MachiMaine, USA

Brown apothecia, lots of isidia present, ...

2 0 Wolf Lichen

Wolf Lichen

by MachiMontana, USA

Plentiful throughout the park. Highly branched, neon green lichen with lots of ...

0 0 Spotting

Spotting

by sarah in the woodsNorth Carolina, USA

crustose lichen. yellow isidia. ...

0 0 Peltigera praetextata

Peltigera praetextata

by arlandaO Saviñao, Galicia, Spain

wrinkled, the margins of older thalli are isidiate, often also with groups of ...

0 0 Mini-Lichen

Mini-Lichen

by JonathanSequeiraCartago, Costa Rica

crustaceous, thin, dull green, rough, strongly adhered to the substrate.

1 0 Dog lichen

Dog lichen

by Brian38Federal Way, Washington, USA

-grey when dry, densely felted-tomentose, bullate, lacking

2 3 Abraded Camouflage Lichen

Abraded Camouflage Lichen

by Christine Y.Connecticut, USA

lobes and was covered with globose isidia, ...

1 0 Greater Salted Rocktripe Lichen

Greater Salted Rocktripe Lichen

by Brian38Washington, USA

Thallus attached at central point, lacking

0 0 Dog Lichen with Star Moss and Cladonia

Dog Lichen with Star Moss and Cladonia

by EdwardNathanReulbachJr.Silverdale, Washington, USA

dry, densely felted-tomentose, bullate, lacking

0 2 Common orange lichen

Common orange lichen

by arlandaMadrid, Madrid, Spain

Xanthoria parietina is a foliose, pale- to golden-yellow or orange, grey in ...

0 0 Orange powder lichen

Orange powder lichen

by Emma California, USA

a powdery (leprose) appearance, a superficial thallus and lacks apothecia, ...

1 2 Melanelixia fuliginosa subsp. glabratula

Melanelixia fuliginosa subsp. glabratula

by arlandaTorrejón el Rubio, Extremadura, Spain

becomes obscured by small, glossy isidia. ...

3 0 Common orange lichen

Common orange lichen

by arlandaMadrid, Comunidad de Madrid, Spain

Xanthoria parietina is a foliose, pale- to golden-yellow or orange, grey in ...

6 10 Common orange lichen

Common orange lichen

by arlandaMadrid, Comunidad de Madrid, Spain

Xanthoria parietina is a foliose, pale- to golden-yellow or orange, grey in ...

0 0 Heteroermia sp.

Heteroermia sp.

by PucaKWinder, Georgia, USA

marginal cilia; cilia. Upper surface, gray to dark greenish brown, with some ...

1 0 Pore Lichen

Pore Lichen

by MachiMaine, USA

Green thallus with white isidia. Tasting ...

1 0 Xanthoparmelia conspersa

Xanthoparmelia conspersa

by arlandaTorrejón el Rubio, Extremadura, Spain

. Under surface it is black with short, simple rhizines.

0 0 Umbilicaria grisea

Umbilicaria grisea

by arlandaTorrejón el Rubio, Extremadura, Spain

lacking isidia, Sorediated at the borders. ...

2 5 maritime sunburst lichen, yellow scale

maritime sunburst lichen, yellow scale

by pamsaiIreland

Foliose, pale- to golden-yellow or orange, grey in shade, lacking

1 4 Xanthoparmelia sp.

Xanthoparmelia sp.

by arlandaTorrejón el Rubio, Extremadura, Spain

is smooth and somewhat glossy, with usually numerous peg-like

1 0 Common orange lichen

Common orange lichen

by arlandaGuadalix de la Sierra, Madrid, Spain

Xanthoria parietina is a foliose, pale- to golden-yellow or orange, grey in ...

3 2 Usnea florida

Usnea florida

by arlandaO Saviñao, Galicia, Spain

persistly blackened. Main stems contain minute papillae and numerous fibrils. ...

1 0 Bacidia rubella

Bacidia rubella

by arlandaSerradilla, Extremadura, Spain

to isidia. The sessile apothecia are flat ...

5 8 Rock-tripe

Rock-tripe

by arlandaExtremadura, Spain

. The margins have dense tufts of black

3 0 Wolf lichen

Wolf lichen

by Brian38Washington, USA

reproductive structures soredia and isidia ...

1 0 Mustard powder lichen

Mustard powder lichen

by Brian38Orange Beach, Alabama, USA

isidia, so it does not reproduce by ...

1 2 Mustard Powder Lichen

Mustard Powder Lichen

by Emma Tulare, California, USA

) appearance, a superficial thallus and lacks apothecia, soredia and

1 4 Physconia distorta

Physconia distorta

by arlandaSerradilla, Extremadura, Spain

, while isidia and soralia are absent. The ...

0 0 Physconia distorta

Physconia distorta

by arlandaSerradilla, Extremadura, Spain

, while isidia and soralia are absent. The ...

2 0 Melanelixia glabra

Melanelixia glabra

by arlandaMadrid, Madrid, Spain

-surface is black with simple rhizines, light-brown at edges.

0 0 Umbilicaria cylindrica

Umbilicaria cylindrica

by arlandaMadrid, Spain

.The colour is grey to brownish-grey above, lacking

0 0 Usnea subfloridana

Usnea subfloridana

by arlandaO Saviñao, Galicia, Spain

some species). The trunk and branches are covered in patches of soredia or ...

1 0 Umbilicaria cylindrica

Umbilicaria cylindrica

by arlandaCercedilla, Madrid, Spain

.The colour is grey to brownish-grey above, lacking

1 0 Common orange lichen

Common orange lichen

by arlandaTorrejón el Rubio, Extremadura, Spain

and isidia are absent in this species, ...

3 5 Toad Lichen

Toad Lichen

by arlandaMadrid, Comunidad de Madrid, Spain

technicaly not isidia, though the tops may ...

4 1 Hypotrachyna Lichen

Hypotrachyna Lichen

by PucaKWinder, Georgia, USA

, matte with no isidia, soralia, pustulae ...

2 0 Clustered Coral

Clustered Coral

by Brian38Washington, USA

; cortex shiny; soredia and isidia absent, ...

1 0 Parmelina tiliacea

Parmelina tiliacea

by arlandaCastilla y León, Spain

marginal lobes. The presence of dark brown

0 0 Tree moss

Tree moss

by injicaZagreb, Croatia

associated with photobionts from the green algae genus Trebouxia. It ...

0 3 Orange Lichen

Orange Lichen

by sttweetsWassenaar, Zuid-Holland, Netherlands

, and with sparse pale rhizines or hapters. The vegetative reproductive ...

2 5 Membrane Dog Lichen

Membrane Dog Lichen

by arlandaO Saviñao, Galicia, Spain

thallus bluish- to brown-grey, ash-grey when dry, densely felted-tomentose, ...

2 2 elegant sunburst lichen

elegant sunburst lichen

by arlandaLos Molinos, Comunidad de Madrid, Spain

, sparse hapters. The vegetative propagules called soredia and

4 17 Elegant Sunburst Lichen

Elegant Sunburst Lichen

by LarsKorbSchleswig-Holstein (Landmasse), Germany

propagules called soredia and isidia are ...

2 0 Hooded Tube Lichen

Hooded Tube Lichen

by Brian38Washington, USA

the inside of the burst lobe tips, appearing as if in labriform soralia;

2 0 Tree lungwort lichen

Tree lungwort lichen

by Brian38DuPont, Washington, USA

–3 centimetres (0.39–1.18 in) wide and up to 7 cm long.[4] The asexual ...

1 0 Hooded Tube Lichen

Hooded Tube Lichen

by Brian38Washington, USA

the inside of the burst lobe tips, appearing as if in labriform soralia;

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