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On surface of isolated exposed boulder, Alt. 280 m. Ridge north of northern branch of Malpasee River, Possession Island. Crozet

Moist stones, moderately sheltered, Alt. 200 ft. Scree slopes near tarn behind Binder Beach, Right Whale Bay. South Georgia

Moist ledge below penguin colony, N-facing bluffs above Metchnikoff Base Camp, Alt. 70 m. Metchnikoff Point, Brabant Island. Antarctic Peninsula

Wind-blown specimen, Alt. 9 m. On west facing coastal cliff, Aspland Island. South Shetland Islands

On boulders just above high tide mark, Alt. 7 ft. Below war memorial, Port Stanley, East Falkland Islands. Falkland Islands

Nitrogenous cliff faces, facing east, Alt. 10 ft. Billie Rocks, Borge Bay, Signy Island. South Orkney Islands

Maritime cliffs, Alt. 10 ft. Darwin, East Falkland Islands. Falkland Islands

Grassy slope near track leading to the Manager's House. Alt. 10-15 m. Prince Olav Harbour. South Georgia

On steep ridge, Alt. 850 m. N side Maiden Peak, Oscar II Coast. Antarctic Peninsula

Exposed ridge of loose stones facing north-west, Alt. 4450 ft. On the ridge below the summit of Stockton Peak. Antarctic Peninsula

Lying on rocks and in crevices on east-facing ridge, Alt. 2400 ft. Furthest east-facing ridge of chain north of Guard Glacier. Antarctic Peninsula

On quartz-mica-schist fragments, Alt. 250 ft. Col between Jane Peak and Robin Peak, Signy Island. South Orkney Islands

On scarp slope, Scar Hills, Hope Bay, north-east coast of Trinity Peninsula. Antarctic Peninsula, Trinity Peninsula, East Coast

Observation Bluffs, Signy Island. South Orkney Islands

On stones in scree. Alt. 225m. Gneiss Hills, S Summit, Signy Island. South Orkney Islands

On stones and rock. Alt. 85 m. Central north-facing slope. Charcot Island. Antarctic Peninsula

On green tuff. Alt. 100m. Valley SW of Lewis Hill. James Ross Island. Antarctic Peninsula

On stones in slight hollow near late snow bed. Vestfold Hills, between Mossel Valley and Chelnok Lake. Ingrid Christensen Coast. Antarctica, Enderby Sector

Small ledge on upright rock on west side of ridge, Alt. 4350 ft. The south-west spur running from 4000ft. to minor summit, north of Engle Peaks ridge. Antarctic Peninsula

Exposed north-west facing rock above beach, Alt. 50 ft. Cummings Cove, Signy Island. South Orkney Islands

West-facing moisture laden gully, with moss in bottom, on loose blocks as well as bedrock, sheltered environment, Lully Foothills, Alexander Island. Antarctic Peninsula, Alexander Island

Basalt dyke, about 2.5m high, N side. Lichen more numerous on S side. Welldrained, like dry stone wall. Alt. 200m. Bruce Nunatak, crest of ridge. Seal Nunataks. Antarctic Peninsula

North-facing rock face, Alt. c. 500m. Alexander Island. Antarctic Peninsula, Alexander Island

Rocks near shore. Alt. 2-10 m. North side of Leonie Island. Antarctic Peninsula

On 2ft. ledge facing east at top of ridge, fawn coloured, Alt. 2025 ft. Ridge starting at 2000ft rising to 4500ft, Southern of Engle Peaks main east ridges. Antarctic Peninsula

Amongst loose stones, deep down and devoid of any direct sunlight, Alt. 2650 ft. On the south ridge of Mount Hill. Antarctic Peninsula

Dry granite at edge of late snow bed. Moraine of Tinker Glacier-Burns Glacier, Victoria Land. Antarctica, Ross Sector

On dead moss. Alt. 25 m. Apostrophe Island, Victoria Land. Antarctica, Ross Sector

On scoria in moist hollow, wet flats around largest lake in area strongly influenced by skuas. Alt. 5 m. Edmonson Point South (unofficial name - 5 km south of Edmonson Point), Victoria Land. Antarctica, Ross Sector

On moist ledges at foot of cliff, Alt. 5,000 ft. Station 92, Tottanfjella, Queen Maud Land. Antarctica, Maud Sector

On rocks and stones, Alt. 20-30 m. Collins Point, Deception Island. South Shetland Islands

On dry rock. Alt. 10-30 m. Roman Four Promontory. Antarctic Peninsula

Dry rock on scree slope, sloping 20 degrees to the south, above penguin rookery, Alt. 40 m. Barnard Point, Livingston Island. South Shetland Islands

In crevices on a small outcrop facing south-east, Alt. 2700 ft. On the south ridge of Mount Hill. Antarctic Peninsula

Driftwood spars, Alt. c. 25 ft. Plain between the two lagoons, Candlemas Island. South Sandwich Islands

On stones, Alt. 150 m. Allen Point, Montagu Island. South Sandwich Islands

On moist rock face. Alt. 5 m. West end of Lagoon Island. Antarctic Peninsula

Talus al borde del rio en bosquecillo de Nothofagus antarctica. Alt. 100-200 m. Provincia Santa Cruz, Depto Guer Aike. Faldeos precordilleranos a 8 km N de Estancia La Dorotea. South America, Argentina

By numerous melt streams, gently sloping to NE, or almost level wet area around two lochans, Alt. 100-200 ft. South of snowfield leading to highest point north of Monroe Island. South Orkney Islands

On rock in wet runnel, Alt. 20 ft. Berntsen Point, Signy Island. South Orkney Islands

North-facing scree slope, Mount Flora, Hope Bay, north-east shore of Trinity Peninsula. Antarctic Peninsula, Trinity Peninsula, East Coast

Stones lying on ash slope below ice cap, Alt. 200 ft. Western end of Candlemas Island. South Sandwich Islands

Flat rocks around penguin rookery, Alt. 20 ft. Pageant Point, Signy Island. South Orkney Islands

Wet north facing rocks, Alt. 30 ft. Promontory north of Lynch Island, Coronation Island. South Orkney Islands

Wet stones in temporary pool, influenced occasionally by elephant seals, Alt. 20 m. E side of S end of Knob Lake, Signy Island. South Orkney Islands

Dry volcanic rock used as bird perch, Alt. 15 m. To the south of Chilean base, Deception Island. South Shetland Islands

Alt. 912m. Quilty Nunataks, Ellsworth Land Antarctic Peninsula

On east facing ledge on summit, Alt. 7500 ft. Spur running north, Mount Jackson area. Antarctic Peninsula

In fluiting of dark rock on south-west side of ridge, in crevices, Alt. 2600 ft. On the south ridge of Mount Hill. Antarctic Peninsula

Cracks in SE-facing slabs. Alt. 1200 m. SW ridge, Henriksenskjera, Dronning Maud Land. Antarctica, Maud Sector