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1 0 Navel Lichen

Navel Lichen

by MachiAlaska, USA

Growing alongside Umbilicaria cylindrica

1 0 Emery Rock Tripe

Emery Rock Tripe

by Marta RubioTexeiraCalifornia, USA

Brown with small black spots.

0 0 Spotting

Spotting

by Linnea JoandiNorrbottens län, Sweden

Some king of "Umbilicaria"

5 0 Smooth Rock Tripe

Smooth Rock Tripe

by Christine Y.Connecticut, USA

Large brownish (green when wet) foliose lichen with black lower surface.

2 0 Rock Tripe

Rock Tripe

by MachiKodiak, Alaska, USA

Umbilicaria hyperborea or nylanderiana? I ...

2 0 Smooth Rock Tripe

Smooth Rock Tripe

by Christine Y.Connecticut, USA

Large foliose lichen that was greenish brown on top and black underneath.

1 0 Common Rocktripe

Common Rocktripe

by MachiMaine, USA

Very large lichens with a smooth green top and a fuzzy, black underside

1 0 Common Rocktripe

Common Rocktripe

by MachiMaine, USA

Green lichen with a slightly fuzzy, black underside

0 3 Smooth Rock Tripe

Smooth Rock Tripe

by chesterbperrySignal Mountain, Tennessee, USA

A lichen forming thick sheets on face of rock

0 0 Rock Tripe

Rock Tripe

by MachiKodiak, Alaska, USA

Wrinkled top and smooth underside

0 1 Smooth Rock Tripe

Smooth Rock Tripe

by SarahHiteWhittWest Virginia, USA

This was a rubbery moss or lichens found on a damp forest floor - slick green ...

0 0 Roughened rocktripe

Roughened rocktripe

by doreen.chambers.14Vermont, USA

Broad lobes of Umbilicaria rigida grow ...

2 0 Smooth Rock Tripe

Smooth Rock Tripe

by sarah in the woodsNorth Carolina, USA

large, smooth, flat lichen. green on top, black on bottom (5th pic). Many are ...

0 0 Smooth rock tripe

Smooth rock tripe

by drPPembroke, Virginia, USA

A very large foliose lichen that grows on boulders. Upper surface is ...

1 0 Rock Tripe

Rock Tripe

by MachiKodiak, Alaska, USA

from (Umbilicaria - Umbilical cord).

2 0 Blistered Rock Tripe

Blistered Rock Tripe

by Brian38Washington, USA

The leafy brown thallus is smooth with raised black apothecia and can resemble ...

0 0 Greater Salted Rocktripe Lichen

Greater Salted Rocktripe Lichen

by Brian38Washington, USA

A dark grey to black rocktripe lichen. Connected to a substrate at a single ...

1 0 Greater Salted Rocktripe Lichen

Greater Salted Rocktripe Lichen

by Brian38Washington, USA

Thallus attached at central point, lacking isidia. Gray to dark brown with ...

1 1 Smooth Rock Tripe

Smooth Rock Tripe

by doreen.chambers.14Vermont, USA

Green/gray lichen. Shiny and crust-like. on a rock topped with snow and moss. ...

0 0 Smooth Rock Tripe

Smooth Rock Tripe

by doreen.chambers.14

Oval, brown/green, foliose thallus, black underneath.Single central cord ...

0 0 Rock Tripes

Rock Tripes

by Joseph CHIEF REDEARTHUttarakhand, India

This light grey colored lichen grows on rocks as well as on walls etc. It is ...

1 0 Blistered rock tripe lichen

Blistered rock tripe lichen

by Brian38Washington, USA

A chocolate brown lichen with dark brown or black warts.

2 0 Rock Tripe

Rock Tripe

by MachiKodiak, Alaska, USA

Very interesting apothecia that have a bit of a fingerprint pattern

2 0 Cylindric Navel Lichen

Cylindric Navel Lichen

by MachiAlaska, USA

Ridged, stalked, black apothecia that look like fingerprints. Underside of ...

2 0 Blistered Rock Tripe

Blistered Rock Tripe

by Brian38Washington, USA

A brown leafy lichen that grows on rocks.

1 0 Cylindric Navel Lichen

Cylindric Navel Lichen

by MachiAlaska, USA

Easily distinguished by the hairy underside and its stalked, wrinkled-looking ...

1 0 Rock Tripe

Rock Tripe

by MachiAlaska, USA

Small apothecia with wrinkles on them

0 0 Umbilicaria cylindrica

Umbilicaria cylindrica

by arlandaMadrid, Spain

Foliose lichen. The thallus is attached at central point, and is divided into ...

0 0 Umbilicaria grisea

Umbilicaria grisea

by arlandaTorrejón el Rubio, Extremadura, Spain

Foliose lichen with the thallus attached to the rock at central point. Grey to ...

1 0 Spotting

Spotting

by MachiKodiak, Alaska, United States

Umbilicaria?

0 1 Rock Tripe

Rock Tripe

by Friends of Killarney ParkSudbury, Ontario, Canada

Killarney Rock Tripe is a lichen formed by the combination of a fungi and ...

2 1 Rock Tripe

Rock Tripe

by MachiKodiak, Alaska, USA

Not sure if this is a different species than the other I found here, but I ...

1 0 Umbilicaria cylindrica

Umbilicaria cylindrica

by arlandaCercedilla, Madrid, Spain

Foliose lichen. The thallus is attached at central point, and is divided into ...

1 0 Grey rock tripe

Grey rock tripe

by Brian38Washington, USA

A grey foliose lichen that grows on rocks.

0 0 Rock tripe

Rock tripe

by arlandaCercedilla, Madrid, Spain

Foliose Lichen. Umbilicariaceae are a family of lichenized fungi in the ...

1 0 Smooth Rock Tripe

Smooth Rock Tripe

by SarahHiteWhittWest Virginia, USA

Umbilicaria mammulata, or Smooth Rock ...

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