J. pumila With. (per., and.)

– 13: Dwarf shrub ( Betula nana, Vaccinium uliginosum)-herb-green moss tundra on steep south-east facing slope of mountain [121121], on bare soil, single shoots in mats dominated by Preissia quadrata and admixture of Lophocolea minor, Scapania cuspiduligera, Tritomaria scitula . 2: bed of mossy partly dry brook [121326], on moist vertical side of rock in pure mats or mixed with Pohlia wahlenbergii, Dichodontium pellucidum.