This is a very common lichen on dry rocks. It is so common that it has engendered a rarity; a…
Peltigera neopolydactyla is the first Peltigera that I ever positively identified, which isn’t surprising since it is the most abundant…
Cladonia as a genus has a bewildering array of forms and morphology, but, since the revision of the C. gracilis…
It always makes me happy to encounter a Peltigera sp. in my wandering, but I have never identified one in…
Parmelia sulcata is everywhere! You can find it from sea level thickets to high in the mountains, on high desert…
As I mentioned in yesterday’s post on Evernia prunastri, I’ve been misidentifying Ramalina farinacea as E. prunastri for 2 years.…
Evernia prunastri is almost ubiquitous on the we(s)t side of the Cascades. But it is not actually as common as…
This lichen is also known as Ragbag, an evocative common name, the accuracy of which has led the bryologist David…
Finding this specimen on a windfall conifer branch sparked lots of confusion for this recreational naturalist! My first major error…
This is a very common lichen found throughout the PNW. Hypogymnia as a genus are distinctive and readily recognizable. Figuring…