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Rocks, 5 miles north of Cape Alexander, Adelaide Island. Antarctic Peninsula, Fallieres Coast

In north running crack c. 1.5" wide, 2" deep, sloping 45 deg. on rock knoll on ridge c. 15 ft. high, Alt. 5950 ft. Low ridge running north-west to south-east from 'Mount Norohill', to the east of Welch Mountains. Antarctic Peninsula

Rocks, Alt. 20 ft. Reid Island. South Orkney Islands

Exposed cliff face, Alt. 2 ft. above sea ice, Billie Rocks, Borge Bay, Signy Island. South Orkney Islands

On rock. Vegetation Island, Victoria Land. Antarctica, Ross Sector

Exposed scree boulders, Alt. 750 ft. West side of Wave Peak Buttress, Coronation Island. South Orkney Islands

Mica Island Antarctic Peninsula, Fallieres Coast

Summit of Roche Peak, Alt. 1199 ft. Bird Island. South Georgia

SW facing rock. Alt. 2200 ft. Starbuck Peak. South Georgia

Outcrop covered with shells, Near the BAS Station, Adelaide Island, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

Pebbles around penguin rookery, Alt. 30 ft. Shingle Cove, Coronation Island. South Orkney Islands

Cliff above shore. Alt. 0 - 2 m. Sealers Cove. Falkland Islands

Rocks and crevices. Alt. 2-3m. Brewster Island, off Danco Coast. Antarctic Peninsula

100m SE of whaling station; terns nesting nearby. Common over beach area of 2 x0.5km. Alt. 10-25m. E of whaling station, Whalers Bay. Deception Island. South Shetland Islands

Small screes and rocks between large boulders, Alt. 327 ft. Summit of Scar Hills, Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

Alt. 20 m. 'Cairn Point', Metchnikoff Point, Brabant Island. Antarctic Peninsula

On moss (Sarconerum glaciale), dry sandy soil on rock terraces. Alt. 125 m. Kay Island, Wood Bay, Victoria Land Antarctica, Ross Sector

Ash/scoria. Alt. 50 m. 0.75 km NNE of South East Point, Deception Island. South Shetland Islands

Maiviken South Georgia

Rocky ground, Central Corrie, Main Island, Willis Group. South Georgia

Sorling Valley. South Georgia

Rocks by shore. Alt. c. 10-125 ft. North side of King Haakon Bay, opposite Vincent Islands. South Georgia

Alt. 50-200 ft. Area to east and north-east of Schlieper Bay and to lake and foot of Scree Gap. South Georgia

South of Novosiliski Glacier. South Georgia

Exposed rock. Alt. c. 150 ft. Diaz Cove. South Georgia

North-east side of Undine Harbour at 150-250 ft. South Georgia

Rock. Ridge. Alt. 405 m. Tent Nunatak Antarctic Peninsula, Bowman Coast

Rock. Ridge. Alt. 427 m. Francis Island. Antarctic Peninsula, Bowman Coast

Encrusting rocks on seacliffs and slopes much affected by spray and nesting birds, Alt. 100 ft. North side of Pageant Point, Signy Island. South Orkney Islands

Flat area of volcanic ash. 50 ft. Between Kroner Lake and Ronald Hill. Deception Island. South Shetland Islands

On moderately sheltered rock surface, Alt. 250 m. Rock outcrop on north-east facing slopes of Mont Branca, West of Port Alfred, Possession Island. Crozet

On the soil. Alt. 262 m. North peak of Two Sisters, Stanley, East Falkland. Falkland Islands

Rock face near stream. Alt. 58 m. In Bore Valley between dam and Grytviken. South Georgia

Moist shaded rock crevice. Alt. c. 90 m. Slope behind BAS station (the Backslope), Factory Cove, Signy Island. South Orkney Islands

On level ground amongst Acaena and Festuca, almost at water margin. Alt. 104 m. South side of Lancetes Lake. South Georgia

On sloping ground at side of wet flush in a shallow gully, amongst Rostkovia magellanica. 100 m to east of Gull Lake. South Georgia

In a wet patch with different moss species (Bryum, Ceratodon, Sanionia, Polytrichastrum). Alt. 40 m. Penguin Island. South Shetland Islands

On Hebe eliptica bark on 3-4 m high bushes close to shore. Alt. 2-6 m. The Neck (check locality as 11064). Falkland Islands

Mikkelsen Islands, Ryder Bay, Adelaide Island. Island 1. Antarctic Peninsula

Signy Island, Factory Bluffs FERPS South Orkney Islands

Pockets of moist soil amongst rocks and ledges, Alt. 5-25 m. South east side of Petermann Island. Antarctic Peninsula

Alt. 50 ft. South side of Sphagnum Valley. South Georgia

East facing steep rocky slope, mostly well drained, but some wet crevices, Alt. 10-50 ft. Northernmost Gosling Island. South Orkney Islands

North facing at side of melt pool, Alt. 30 m. 20 m below north summit to north-west of Cormorant Island, Danco Coast. Antarctic Peninsula, Danco Coast

East-facing rock crevices, Alt. 10-30 ft. Metchnikoff Point, Brabant Island. Antarctic Peninsula, Danco Coast

Exposed south-west facing rock crevice, Alt. c. 920 ft. Northern peak of The Two Sisters, c. 4 miles west of Port Stanley, East Falkland Islands. Falkland Islands

Dry vertical face and ledges of rock outcrop, giant Petrels above. Alt. 10 m. South of Ocoa Point Byers Peninsula, Livingston Island South Shetland Islands

On north-facing wet rocks, Alt. c. 50 ft. Foot of Osmic Hill, west shore of Moraine Fjord, Cumberland East Bay. South Georgia

On dry moderately exposed rock surface, Alt. 240 m. Upper north slope of Malpassee Riviere, south of Pt. 324, Possession Island. Crozet

On exposed wet rocks. Alt. 400 m. South shore of Caleta Occasion, east coast of Isla Piazzi, Depto. Ultima Esperanza, Prov. Magallanes. South America, Chile