Guardian Nature School Team Contact Blog Project Noah Facebook Project Noah Twitter

A worldwide community photographing and learning about wildlife

Join Project Noah!
nature school apple icon

Project Noah Nature School visit nature school

0 0 Wrinkled Shield Lichen

Wrinkled Shield Lichen

by Joseph R. GodreauMarquette, Michigan, USA

Wrinkled Shield

1 0 Shield lichen

Shield lichen

by caldasrafaTui, Galicia, Spain

0 1 Shield lichen

Shield lichen

by caldasrafaTui, Galicia, Spain

1 2 Lichen

Lichen

by JimJohnson2Pennsylvania, USA

I'm terrible at lichens, but this looks ...

2 0 Rock-shield Lichen

Rock-shield Lichen

by Christine Y.Connecticut, USA

A foliose lichen

3 0 Shield Lichen

Shield Lichen

by MachiKodiak, Alaska, USA

More deeply lobed than Parmelia hygrophila.

0 0 Shield Lichen

Shield Lichen

by MattCampbellHalifax Regional Municipality, Nova Scotia, Canada

Found on a tree in Bedford, NS

5 1 Shield Lichen

Shield Lichen

by MachiMaine, USA

Brown apothecia, lots of isidia present, gray thallus

1 0 Shield lichen

Shield lichen

by Brian38Washington, USA

A pale gray foliose lichen with lobes at ...

0 0 Black Shield Lichen

Black Shield Lichen

by Malcolm Wilton-JonesEngland, United Kingdom

Mict with Maritime Sunburst Lichen.

0 0 Waxpaper lichen

Waxpaper lichen

by Brian38Tukwila, Washington, USA

Parmelia sulcata is a foliose lichen with a ...

1 4 Fringed shield Lichen

Fringed shield Lichen

by Emma Tulare, California, USA

0 0 Green Shield Lichen

Green Shield Lichen

by AnitaSmithMaine, USA

In white pine trunk

1 0 Shield Lichen

Shield Lichen

by 20jengMaryland, USA

1 0 golden shield lichen

golden shield lichen

by mendes.madalenaPortugal

"Líquene-dos-telhados"

0 0 Shield Lichen

Shield Lichen

by MachiMaine, USA

Black rhizines, branching gray thallus growing flat to the tree

5 2 Tephromela Lichen

Tephromela Lichen

by MachiKodiak, Alaska, USA

Apothecia everywhere! Found near some map

0 0 Pale Shield Lichen

Pale Shield Lichen

by doreen.chambers.14Vermont, USA

Pale Shield

0 0 Hammered Shield Lichen

Hammered Shield Lichen

by KatherineDGuelph, Ontario, Canada

Found in the Guelph Arboretum on a tulip tree.

0 0 Rock-shield Lichen

Rock-shield Lichen

by MachiPortland, Maine, USA

Found in a parking lot near the waterfront

0 0 Cracked-shield lichen

Cracked-shield lichen

by arne.royslandOslo, Norway

A foliose lichen with rosette form.

0 0 green shield lichen

green shield lichen

by AnnaWhipkeyIndiana, USA

wooded riverbank

0 0 Rough Speckled Shield Lichen

Rough Speckled Shield Lichen

by ArilMorehead, Kentucky, USA

Found by Kelly's group.

0 0 Shield Lichen

Shield Lichen

by MachiMaine, USA

Growing among Physcia aipolia

0 0 Smoky Crottle

Smoky Crottle

by MachiKodiak, Alaska, USA

Large boulder on top of Pillar Mountain

0 1 Shield Lichen

Shield Lichen

by HansNewBurgenland, Austria

This blue lichen grows on a cherry tree. It ...

1 1 Black Shield Lichen

Black Shield Lichen

by Max GallagherChristchurch, Canterbury, New Zealand

A white lichen with black filled cups. ...

0 0 Shield Lichen

Shield Lichen

by MachiKodiak, Alaska, USA

Leafy, blue-gray lichens growing in the ...

3 2 Crinkled Snow Lichen

Crinkled Snow Lichen

by Greg ShchepanekYellowknife, Northwest Territories, Canada

Similar to Reindeer Lichen but with large ...

4 2 Hammered Shield Lichen

Hammered Shield Lichen

by doreen.chambers.14Vermont, USA

Hammered Shield

1 0 Hammered Shield Lichen

Hammered Shield Lichen

by Brian38Washington, USA

A light green to grey lichen that is flat ...

2 1 Shield Lichen

Shield Lichen

by auntnance123Cartago, Costa Rica

blue-green patch 2 inches in diameter

0 0 Pale Shield Lichen

Pale Shield Lichen

by judyBaltimore, Maryland, USA

On a piece of dead fallen branch next to a sidewalk.

1 0 Golden Shield Lichen (Wet)

Golden Shield Lichen (Wet)

by injicaZagreb, Croatia

Growing on Fagus sylvatica, spotted in the morning after a rainy night.

2 5 Shield Lichen

Shield Lichen

by Malcolm Wilton-JonesEngland, United Kingdom

Bars of an old wooden bridge in park on flood plain.

2 0 Gray Shield Lichen

Gray Shield Lichen

by TravelingFamilyWashington Township, New Jersey, USA

Found at Batsto...not 100% about the species.

1 0 Rock-shield Lichen

Rock-shield Lichen

by MachiMaine, USA

On a large boulder close to the ocean

3 0 Net-marked Parmelia

Net-marked Parmelia

by MachiKodiak, Alaska, USA

Black rhizines and a gray, isidiate thallus

0 0 Rock Green Shield Lichen

Rock Green Shield Lichen

by SFShepPocatello, Idaho, USA

What category should I put lichens under ...

0 0 Shield lichen

Shield lichen

by Ryan.ChampinySalem, New Hampshire, USA

lichens are a combination of a fungus and a ...

0 0 Common green shield lichen

Common green shield lichen

by doreen.chambers.14Vermont, USA

Some type of lichen on a hardwood tree. ...

0 0 Shield Lichen

Shield Lichen

by joanbstanleySanta Fe, New Mexico, USA

Foliose lichen that grows on rocks.

0 0 Rock-shield Lichen

Rock-shield Lichen

by MachiPennsylvania, USA

Interesting cup-like growths that were brown inside were in the middle of a ...

0 0 Lichen

Lichen

by glbnoah109Dallas, Texas, USA

It is bluish-green plant growing on the outside bark of a tree. It is ...

Noah Guardians
Noah Sponsors
join Project Noah Team

Join the Project Noah Team