| Sections and Anatomy misc. Back to: Lichen Natural History Index | 
|  Section, Physcia aipolia | 
|  Section, Lobaria oregana 1 | 
|  Section, Lobaria oregana 2 | 
|  Section, Lobaria pulmonaria The dark lump on the left is a cephalodium: the green structure shaped like a crown is a soralium, with little balls of soredia, each one with a few cells of algae. | 
|  Section, Nephroma arcticum | 
|  Section of an endolithic lichen, probably Lecidea laboriosa, on sandstone | 
|  Cyphellae, Sticta limbata | 
|  Cyphellae, Sticta sp. (originally designated Sticta weigelii; from Olympic National Park, Washington) | 
|  Lobules, Lobaria tenuis | 
|  Maculae, Parmotrema reticulatum | 
|  Pruina, Physconia detersa | 
|  Pseudocyphellae, Lobaria anthraspis | 
|  Pseudocyphellae, Pseudocyphellaria crocata | 
|  Pseudocyphellum, Bryoria fremontii | 
|  Cilia of Leptochidium albociliatum | 
|  Scabrose surface of Peltigera scabrosa | 
|  Tomentum, Peltigera rufescens | 
|  Lower surface of Lobaria scrobiculata | 
|  Yellow medulla of Myelochroa aurulenta | 
| Back to: Lichen Natural History Index | Go to: Lichen ecology, growth, pathogens |