Melanelia disjuncta (Erichsen) Essl.
Annotated by J. Riley.

Montana: Lewis and Clark County: Lewis and Clark County: State land on ridgetop at NW end of Spokane Hills; approx. 6 mi NE of East Helena and 1.5 mi due W of Canyon Ferry Lake. Elev. 4445 ft.
46.63026° N, 111.7402° W
Coordinate Source: USFS plot database.
65 yr old PIPO/PSME stand with 3 remnants over 200 yrs old. Area has burned recently, but many trees still alive. Lichens are sparse with low biomass, and are present in only tiny amounts mainly at the base of PSME boles and on downed wood. Dominant species were Letvul, Melanelia, Hypphy, and Usnea. Tiny amounts of Xanthoria and Phyads also found on hardwood shrubs. Plot receives emmissions from nearby cities, and formerly Asarco plant; inversions frequent in winter. Slope 47%. Aspect 300°. Abundance code: 2. Substrate: wood and rock.

L. Geiser s.n., Aug 17, 2003
With M. Boyll
OSC, Barcode: OSC-M-268311