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Dry stones and rocks, Alt. 10 m. Southern-most of Faure Islands, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

On gravelly soil. Cape King, Victoria Land. Antarctica, Ross Sector

In cracks and protected sites. Vegetation Island. Antarctica, Ross Sector

On moss (Sarconeurum glaciale) on large boulders near nest of South polar skua. North side of ridge extending east from Mt. Provender, Shackleton Mts. Antarctica, Maud Sector

On rock surface in minute crevice, Alt. 5 m. South bank of Crique de Navire, near beach, Possession Island. Crozet

Amongst dry Festuca association, Alt. c. 500 ft. North Valley, Husvik, Stromness Bay. South Georgia

In Empetrum - Baccharis heath, Alt. 300 ft. Tumbledown Mountain, Port Stanley, East Falkland Island. Falkland Islands

Sobre rocas litorales. Provincia Magallanes, Depto Ultima Esperanza, Margen occidental de Puerto Toro, glaciar del Cerro Balmaceda. South America, Chile

On moist undersurface of rock overhang at streamside, Alt. 390 m. Riverside immediately above and west of Grande Cascade, Possession Island. Crozet

On large boulder on beach, Alt. 2 m. North side of Baie de la Hebe, Possession Island. Crozet

Damp, sheltered cave in sea cliffs, Alt. c. 25 ft. Burnet Cove, Maiviken, Cumberland Bay. South Georgia

On sea cliffs, Alt. c. 10 ft. Shore of small bay, north of Sandebugten, west shore of Barff Peninsula. South Georgia

Moist rock ledge, on moss. Alt. 35m. Below cliffs of Snow Hills, Limestone Valley, Signy Island. South Orkney Islands

Marble debris, Alt. 45 ft. Largest of Thule Islands, Borge Bay, Signy Island. South Orkney Islands

From Grimmia-Orthotrichum association of steep unstable coastal slopes, Alt. 150 ft. East facing, seaward side of bluff behind the BAS station, Factory Cove, Signy Island. South Orkney Islands

On fine grained glassy tuff influenced by tern colony. Alt. 25-30m. E sideLachman Crags, James Ross Island. Antarctic Peninsula

North-east facing scree, 60 degree slope, Alt. 152 m. 2 km. SW of Endurance Glacier, Elephant Island. South Shetland Islands

On moss and rock, Alt. 80 m. Outcrop in valley running north-east from Bjornstadt Bay. South Georgia

On rock. Alt. 1700 m. Un-named nunatak to N of Mt. Shimansky, Welch Mountains. Antarctic Peninsula

In wet seepage channel, Alt. 15 ft. South side of Berntsen Point, Borge Bay, Signy Island. South Orkney Islands

On rock, Alt. 8-10 m. Small rocky island near middle of Joubin Islands, west of Arthur Harbour, Anvers Island, Danco Coast. Antarctic Peninsula, Danco Coast

On humus in rock crevice, Alt. 50 ft. Crags above the windscoop, Galindez Island, Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

Rocks, Alt. 20 ft. Olivine Point, Coronation Island. South Orkney Islands

Base of bluff, Hallett Peninsula, Victoria Land. Antarctica, Ross Sector

Edges of river, River draining into Undine Harbour, between Survey Isthmus and lower glacial plain of Hope Valley. South Georgia

Damp bryophyte covered north-facing bank of shallow gully, where late snow lies, Alt. c. 100 m. To east of Gull Lake. South Georgia

Slope behind base, Factory Cove, Signy Island. South Orkney Islands

Wet banks of stream in decadent Nothofagus forest. Alt. c. 400 m. Sierra del Cazador, Depto. Ultima Esperanza, Provincia Magallanes. South America, Chile

On boulders at head of storm beach, Alt. c. 5 ft. North-west shore of Moltke Harbour, Royal Bay. South Georgia

Col by lake Alt. 100 m Negro Hill Byers Peninsula, Livingston Island South Shetland Islands

All around shore of new island, Deception Island. South Shetland Islands

Flat disturbed ground, Alt. 25 m. Inland from Devils Point Byers Peninsula, Livingston Island South Shetland Islands

Wet crevice in quartz-mica-schist, Alt. 35 ft. South side of Berntsen Point, Borge Bay, Signy Island. South Orkney Islands

North-facing crevice in loose scree, 50 degree slope, with Deschampsia antarctica and Caloplaca sp. Alt. 74 m. gullies, 0.5 km. SW of Endurance Glacier, Elephant Island. South Shetland Islands

North-facing vertical crevices, Alt. 19-21 m. South side of east-west central gully, Cormorant Island, Danco Coast. Antarctic Peninsula, Danco Coast

45 deg sheltered slope, south-facing, Alt. 7 m. 30 m from north end of Cormorant Island, Danco Coast. Antarctic Peninsula, Danco Coast

Exposed upper surfaces of dry rocks, Alt. c. 100 ft. south-east ridge of Alectoria Island, Prince Gustav Channel. Antarctic Peninsula, Trinity Peninsula, East Coast

On dirty sloping wet rock, and covering damp small scree, at foot of rocks, on steep north-facing scree slope. Alt. c. 80 ft. near Scar Hills, south, northern side of Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

On moss (Tortula princeps and Bryum argenteum). Prior Island, Victoria Land. Antarctica, Ross Sector

Dry rocks used as bird perches, Alt. 5-15 m. South-west side of Millerand Island, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

Dry margin of stream. Alt. 315 m. Middle Flatiron Valley, Alexander Island. Antarctic Peninsula, Alexander Island

Outcrop of reddish scoria with gull colony. Alt. 20 m. Between Collins Point and Entrance Point, Deception Island. South Shetland Islands

Wet rocks near lake shore. Alt. 5 m. Un-named bay on north-east shore of western island, Islas Rennell, Depto. Ultima Esperanza, Prov. Magallanes. South America, Chile

Under bare scree. Alt. 1000 ft. Stromness. South Georgia

On stones 5-35 cm below surface of small lake, Alt. c. 1000 ft. West of Mount Skittle. South Georgia

Rock crevices, Alt. 20 ft. Horse Head, Cumberland East Bay. South Georgia

Along joint plane, Alt. c. 80 ft. East coast of Jenny Island, Laubeuf Fjord. Antarctic Peninsula, Fallieres Coast

Dry Festuca moor association on moraine. Alt. 100 ft. North side of snout of Hamburg Glacier, Moraine Fjord, Cumberland East Bay. South Georgia

In sheltered moist rock crevice, Alt. 200 m. Rock outcrops overlooking Riviere du Camp, north-east of Mt. Branca, Possession Island. Crozet

Large rocks, to west of centre of Webb Island, Ryder Bay. Antarctic Peninsula, Loubet Coast