Cladonia cornuta (L.) Hoffm.
Annotated by A. Hardman, 30 Nov 2014.

Oregon: Linn County: Willamette National Forest: Detroit Ranger District: Mount Jefferson Wilderness: Near headwaters of Red Creek, W of Mt Jefferson peak. Elev. 3963 ft.
44.664831° N, 121.866858° W; T10S R8E Sec 32
Coordinate Source: USFS plot database.
50% cover of PSME, TSHE; 25% cover of ABAM, Linnea borealis, Rubus lasiococcus, Cornus canadensis. Moss: Rhytidiopsis robusta; 5% cover of PIMO3, TSME, Rhododendron macrophyllum, Chrysolepis chrysophylla, Gaulthera ovatifolia, Mahonia nervosa, Chimaphila umbellata, Pyrola picta, Clintonia uniflora, Rubus ursinus, Maianthemum stellatum, Xerophyllum tenax, Viola sempervirens, Pteridium aquilinum, Orthilia secunda, Anemone deltoidea, Achlys triphylla, Trillium ovatum, Listera. Cryptogams: Dicranum fuscescens, Buckiella undulata. Abundance code: 4.3; mixed collection: 33% Claumb 33% Clatra 33% Clacor. Spot Tests: strong UV+, not yellow.

A. Hardman s.n., Jul 11, 2014
OSC, Barcode: OSC-M-308721b, Filed under Cladonia umbricola (OSC-M-308721)