Genus CladoniaGenus CLADONIA, Hoffm.
The horizontal thallus of the Genus Cladonia is scale-like, rarely granulose; and may or may not persist.
The fruiting branches ( podetia) are hollow, sometimes opening to the exterior; leathery, cup-shaped, or funnel-shaped; sometimes shrub-like,and very much branched; rarely club-shaped.
The fruiting organs (apothecia) are usually little heads (cephaloid) hollow within, they are variously coloured, but never black. The spores are ovoid-oblong; simple; colourless.
The generic name Cladonia from the Greek; a branch, was given by Georg Franz Hoffman to describe the characteristic habit of growth.
Brown Fruited Cup Cladonia Lichen
Fringed Cladonia Lichen
Red Fruited Cup Cladonia Lichen
Scarlet Crested Cladonia Lichen