Collema occultatum (Th. Fr.) Degel. var. populinum

Oregon: Multnomah County: Columbia River Gorge National Scenic Area: 0.5 mi east of Scenic Area Boundry near Gresham. South side of I84. Elev. 30 ft.
45.54306° N, 122.37° W; T1N R4E Sec 30
Coordinate Source: USFS plot database.
ACMA/POTR2 forest and dense brush with stinging nettle. Slope 0%. Substrate: ACMA bole .

M. Boyll s.n., Apr 6, 1999
OSC, Barcode: OSC-M-289287