Amblystegium juratzkanum Schimp.
[= Amblystegium serpens]
Annotated by B. W. H.. Remarks: Determination based on lowest stem leaf shape since alar cells sometimes rather inflated and costa scarcely 4/5 length of leaf.

Idaho: Clearwater County: Across road from Elk Creek. 7.5 miles from town of Elk River on road to Clarkia.
46.921667° N, 116.235195° W,
Datum: WGS 84. Uncertainty: 10000 meters. Coordinate Source: Digital Map.
On granitic rocks with bases in standing water in alder thicket. Cutover forest with new growth of Thuja, Abies grandis, Abies lasiocarpa, alder. Frtg. [Mixed collection. Also in packet: Brachythecium frigidum, Philonotis sp. Filed under Brachythecium frigidum.] Substrate: saxicolous.

N. Higinbotham 466, Oct 10, 1959
With B. W. Higinbotham
WTU, Barcode: WTU-B-007946