Bryologist 113: 447 (2010).

"USA. Alaska. Skagway Borough, Chilkoot Trail, several hundred meters N of Trail Crew Cabin on rocky section of trail between Canyon City Camp and Pleasant Camp, 59°37.224N, 135°19.615'W, on Tsuga twigs, 138 m, 03 Aug 2008, T. Spribille 27163 & S. Pérez-Ortega (NY, holotype; ALA, BG, KLGO, isotypes)".

Type: USA, Alaska, Skagway Borough, Chilkoot Trail, several hundred meters N of Trail Crew Cabin on rocky section of trail between Canyon City Camp and Pleasant Camp, on Tsuga twigs, 138 m, 3.8.2008, T. Spribille 27163 & S. Pérez-Ortega (NY - holotype; ALA, BG, KLGO - isotypes).

59°37.224N, 135°19.615'W