Porella gracillima Mitt.

East Sayan, Tunkinskie Goltsy, Near Arshan Town, valley of Kyngyrga river I. Valley of Kyngyrga river. Gorge with waterfall on Kyngyrga River, left bank, on clifs, on cliffs under grass overhanging.

East Sayan, Tunkinskie Goltsy, Near Arshan Town, valley of Kyngyrga river I. Valley of Kyngyrga river. Rock outcrops 10 meters above the level, left bank, of Kyngyrga River River in gorge with waterfall, on soile covered rocks.

East Sayan, Tunkinskie Goltsy, Near Arshan Town, valley of Kyngyrga river I. Valley of Kyngyrga river. Rock outcrops 10 meters above the level on left bank, of Kyngyrga River in gorge with waterfall, on soile covered rocks.

Восточные Саяны. Тункинский хребет. Тункинский национальный парк, п. Аршан, скалы, расщелины.

Bodaibo District. Patomskoye Nagorʼe Uplands. Valley of Vitim River. Near Amalyk Cordon. Pinus sylvestris-Picea obovata-Betula platyphylla-Alnus fruticosa-Svida alba-Pinus pumila-grass-moss floodplain forest. On moist boulders.