Long Ridge Lichen Survey

Found on path beneath coast live oak canopy. Stretchy central cord; grey-green cortex; white annular rings; tuberculate and isidiate soralia; medulla UV+

On rock

On old conifer fence post. Sterile

On old conifer fence post. Leprose lichen.

On madrone

Pendulous with pink central cord and cortex with annular cracks. Only 1 small apothecium on specimen. Found on trail, but more could be seen in tall Doug firs that poked above forest canopy.

On downed branch

On downed Doug fir branch. Tufted, grey-green fruticose lichen with stretchy central cord; soralia abundant; papillae present; numberous fibrils; medulla UV+

Pendulous; fibrils numerous on main branches; isidia present; branches not evenly terete; papillae sparce. Annular cracking may be due to the condition of specimen rather than morphology.

On recently downed Doug fir branch. In mixed Doug fir, Bay Laurel forest.

On fallen Doug fir branch. In Doug fir and Bay Laurel forest. Apothecia and pycnidia present; sorelia and isidia lacking. Branches erect with dichotomus branching.

Found on ground among mature Doug firs mixed with bay laurel. Apothecia and pycnidia present.

On walnut tree. Lichenicolous fungus present.

On old fence posts. No apothecia present.

On fallen branch under big leaf maple. Medulla K-test +Y; narrow, short lobes; apothecia extending to lobe tips. See Brodo's "Notes on P. aipolia and P. alnophila in N.A."

Apothecia and pycnidia present, see last photo. On manzanitas that are stressed or dead. Lichen is likewise stressed and in poor condition. Succession to oaks appears to be in progress.

On willow. Soredia present; no isidia; some rhizines with squarose branching and others with dichotomus branching.

On sandstone in riparian habitat. Also, on nearby Doug firs. Main branches foveolate and often flattened.

On mature Doug fir trunk in riparian habitat. Globose apothecia; main branches often flattened and foveolate.

On mossy bank in mixed live oak, Doug fir, and madrone. Rhizines simple; apothecia rusty brown color. Tomentum present near lobe tips.

Found on trail near Doug firs by pond. Blackened at bases; no fibrils; few annular cracks; foveolate.