Private Herbarium of Jason Hollinger (hb. Hollinger)
Arthonia molendoi cfr.
Jason Hollinger (2014-10-10)
ID certainty: to group
Jason Hollinger
8141b
2014-10-10
United States, Nevada, Pershing County, Humboldt Range, Black Canyon, ~200 m east up ridge from top of faint mining track at head of canyon
40.5473 -118.1925 +-5m.
2477 meters (8125ft)
broad east-west ridge with thin low _Artemisia_ scrub; limestone scree and occasional talus blocks
_Calogaya saxicola_ on sheltered side of small limestone boulder
Calogaya biatorina
apothecia convex dull black sessile on host thallus to ~250um wide, epihymenium gray-black K-, hymenium ~30-40um ~clear K- I+r K/I+b deep hypothecium brown, asci clavate ~30-40x15um with K/I+ blue ring structure, spores 8 per ascus hyaline 1-septate constricted or not ~10-12x3.5-4um