Lichen

Common Greenshield
*Flavoparmelia caperata*
Pale green foliose (leaf-like) with broad lobes.

Orange Sunburst
*Xanthoria elegans*
Bright orange crustose lichen common on rocks and bark.

Candelaria (Candleflame Lichen)
*Candelaria concolor*
Lemon-yellow, powdery thallus forming soft cushions on bark.

British Soldier Lichen
*Cladonia cristatella*
Green stalks with vivid red caps, resembling tiny soldiers’ hats.

Powdery Shield and Candleflame Lichen on branch
A mixed lichen community.
The pale gray Physcia millegrana forms powdery shields above the lemon-yellow Candelaria concolor, both anchored to a red maple twig.

Minnesota Lichen Guide
Field reference collection.
Regional field reference and notes on common lichens.