The following species were identified by Tom Carlsberg and the California Lichen Society in October, 2017:
1 Ahtiana sphaerosporella: On dead down conifer top in road on the way back Saturday.
16 Candelariella rosulans
13 Cyphelium pinicola: Black & yellow "pin" lichen on standing debarked snags in meadow
8 Dimelaena thysanota
5 Hypogymnia imshaugii: One sad thallus
17 Hysteraceae: non-lichenized
4 Letharia columbiana
3 Letharia vulpina
7 Mycocalicium subtile : Black pin lichen in meadow, and again at first Carpenter Ridge stop, near cars
6 Nodobryoria abbreviata: One sad thallus
12 Physcia dubia
2 Pseudephebe miniscula: Internodes measured by JJ and Belinda
15 Rhizocarpon macrosporum
14 Rhizoplaca chrysoleuca
19 Rhizoplaca melanophthalma
9 Umbilicaria phaea: Plain brown
10 Umbilicaria polaris
11 Umbilicaria virginis: With pink rhizines
18 Xanthoria polycarpa: On concrete works near fish house
Trowbridge, 1975: Amanita, Boletus, Cortinarius, Clitocybe, Entoloma, Gomphidius, Hebeloma, Hygrophorus, Lepiota, Melanoleuca, Nematoloma, Omphalina, Ramaria, Suillus, Tricholoma, Xeromphalina.
Appears on Ribes inerme inerme leaves.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.
IDed by Tom Carlberg and the California Lichen Society in October, 2017.