Old Mans Beard
Structures
Uses
Indicators
Growing on
100

A common green bushy epiphytic lichen that lacks a central cord

What is Alectoria

100

A disk shaped structure where sexual spores are produced.

What is an apothecium 

100

Used medicinally as an antibiotic

What is Usnea

100

A class of lichens that prefer areas rich in Nitrogen

What is Nitrophilous or nitrophile

100

Grows on rock

What is saxicolous

200

The stalk of a british soldier

What is podetia

200

Thought to have been used as the original Christmas tree tinsel

What is Usnea longissima

200

These lichens absorbed radioactive fallout in the 1986 the Chernobyl disaster that can still be measured today. 

What is Reindeer lichen

200

Grows on bark

What is corticolous

300

A globular or fingerlike asexual structure that contains both fungus and photobiont that has a cortex

What is isidia

300

This bright yellow, fruticose species is used for dye

What is Letharia vulpina, wolf lichen

300

Grows on wood

What is lignicolous

400

Known from the Pacifc Coast Region, this lichen has large perforations through its thallus that create a netlike appearance.  

What is Ramalina menziesii or lace lichen or fishnet lichen

400

pores in the surface of a lichen thallus that expose the medulla 

What are cyphellae

400

A winter food source and nesting material for the northern flying squirrel and also traditionally prepared food source in North American Indian cultures.

What is Bryoria, horsehair lichen

400

Grows on tree resin

What is resinicolous

500

Aesexual structures that contain the mycobiont and photobiont that are powdery due to a lack of cortex

What are soredia

500

These lichens contain evernic acid which has been used for a long time in the perfume industry.

What is Evernia or staghorn or oakmoss lichen

500

Grows on leaves

What is folicolous