Top 18 Most Common Mushrooms in Barcelona

Common orange lichen was selected in 2006 by the United States Department of Energy as a model for genomic sequencing. Its widespread dispersal and bright yellow-orange color give the lichen its common name. It is primarily found growing on rocks, walls, and tree bark.

Lecidella elaeochroma is a crust lichen, which means that its stock (Thallus) lies closely on the surface. The camp is whitish, gray, gray-green, olive or yellowish. Often it is also damaged by snail-eating and then greenish. The structure of the camp is smooth to grainy. Often it is weakly glossy or even limited by a black submission. The camp can sometimes be sorediös dissolved. It reaches diameter of 1 to 3 cm. The apothecia reach between 0.4 and 1.0 mm in diameter. Their discs are black to dark reddish brown and very rarely frosted. The Apotheciens are flat to strongly arched and can be deformed. Its edge is black and smooth. Overall, the appearance of this lichens is very rich in form.

The common greenshield lichen is a familiar species in temperate forests around the world. It can be found growing on rock outcroppings and trees in a wide variety of habitats. Individuals can grow to be quite large and may be gregarious, forming large mats or sheets on suitable surfaces. Like other lichens, the common greenshield lichen will shrivel and harden when moisture is scarce.

Hammered shield lichen is noted for its pollution tolerance. It is a widespread grey flat lichen that is mostly found upon tree bark and occasionally rocks. Hammered shield lichen is named for the depressions within the lobe which give it a hammered appearance.