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Dry stone stripes, on soil, Alt. 100 ft. Moraine Valley, Signy Island. South Orkney Islands

E face. Moist cracks. Lichens on dry rock. Alt. 150m. The col between Stonethrow Ridge and Telefon Ridge. Deception Island. South Shetland Islands

Lava ridge below Telefon Ridge. Plants on moist flat ground. Alt. 80m. Kendell Terrace below Telefon Ridge. Deception Island. South Shetland Islands

Dry rocks and stones, Alt. 2-10 m. Mainland, Recess Cove, Charlotte Bay. Antarctic Peninsula

On rock. Alt. 120m. Between Adelie colony and foot of cliffs, Cockburn Island. Antarctic Peninsula

Wet rocks by shore of island. Alt. 3 m. Western end of Puerto Virtudes, Isla Virtudes, Depto. Ultima Esperanza, Prov. Magallanes. South America, Chile

Dry pockets of soil amongst boulders. Alt. 75m. E facing slope of col on hill S of St Martha Cove, James Ross Island. Antarctic Peninsula

Flushed site in Festuca moor association. Alt. 230 ft. Moraine Fjord, Cumberland East Bay. South Georgia

Beneath rock overhang in moderate shelter, Alt. 350 m. Rock outcrop on south-east corner of Mont Branca, Possession Island. Crozet

Alt. 700 ft. East side of hill, c. 0.5 mile north of Mount Paryadin. South Georgia

Moist crevices and dry rock surfaces, Alt. 1750-2000 ft. North side of hill above Hamburg Glacier. South Georgia

Clean upper surfaces of dry rock, Alt. 327 ft. Summit of Scar Hills, Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

On foundation blocks of German hut, Alt. 10 m. 200 m west of Koppen Point, Royal Bay. South Georgia

Gamma Island, Melchior Islands. On dry rocks. Alt. 5-10 m. Antarctic Peninsula

Moist shaded rock face. Alt. 600 m. Cliff below summit of Pyramid, Fossil Bluff, Alexander Island. Antarctic Peninsula, Alexander Island

Around fumarole vents, Alt. 150 ft. North of eastern lagoon, Candlemas Island. South Sandwich Islands

Wet flush in Festuca association, Alt. c. 100 ft. North-facing slopes of peak south-east of Kanin Point. South Georgia

Upper surface of dry rocks, Alt. c. 300 ft. above small penguin rookery on slope at western end of Lake Boeckella, Trinity Peninsula. Antarctic Peninsula, Trinity Peninsula, East Coast

Crevices in maritime outcrops, Alt. 6 m. Extreme east end of South Beaches, Byers Peninsula, Livingston Island. South Shetland Islands

Alt. 860 m. Quilty Nunataks, Ellsworth Land Antarctic Peninsula

On dry soil. Alt. 10-25m. NW side, Pinero Island. Antarctic Peninsula

South east end of Cuverville Island. Damp shaded rock ledges and soil below cliff. Alt. 2-20 m. Antarctic Peninsula, Danco Coast

Dry pockets of mineral soil in rock depressions, Alt. 10-30 m. Spring Point, south side of Hughes Bay. Antarctic Peninsula

On rock, Alt. 152 m. South end of Clarence Island. South Shetland Islands

On dry pockets of soil amongst boulders and rock outcrops and on rock, Alt. c. 20-30 m. Rothera Point, Adelaide Island, Loubet Coast. Antarctic Peninsula, Loubet Coast

Among boulders with steam rising between them, Alt. 100 ft. By steaming lake on western shore of Candlemas Island. South Sandwich Islands

On stony ground, Alt. 200 m. Plateau east of base, Port Alfred Faure, Possession Island. Crozet

Coppermine Peninsula, Robert Island South Shetland Islands

Amongst Acaena/Festuca association, on exposed east-facing ridge, Alt. c. 200 ft. Between Koppen Point and south end of Sacramento Bight, Royal Bay. South Georgia

Takaki Point, Grandidier Channel. Dry soil on rock ledges. Alt. 5-20 m. Antarctic Peninsula

Isolated N-facing headland, many flushes, rich biome, steep rocky ledges with many moss carpets, surrounding area barren and glacial, Alt. 5 m. Point to south-east of Hill Bay, Brabant Island. Antarctic Peninsula

East facing well drained rocky slope, Alt. 30-60 ft. Mansfield Point, Coronation Island. South Orkney Islands

Talud junto a la cascada. Provincia Magallanes, Depto Ultima Esperanza, Puerto Toro, Margen oriental del Rio Serrano. South America, Chile

Alt. 1185m. Hauberg Mountains, Ellsworth Land Antarctic Peninsula

South side of stack above pool, south facing. Alt. 10 m. Robbery Beaches Byers Peninsula, Livingston Island South Shetland Islands

In sheltered rock crevice, Alt. 380 m. Summit of Mont Branca, West of Port Alfred, Possession Island. Crozet

Near large boulder, flat area. Flat to rolling slope. Soil fairly dry. Mix oflarge rocks, small rocks, stones, lappili. Alt. 8m. By lake behind Argentine Station. Deception Island. South Shetland Islands

Rock ledges moistened by melt water from ice field above. Alt. 15-20 m. Neko Harbour. Antarctic Peninsula, Danco Coast

Edge of north-facing cliff, Alt. 200 m. Claude Point, Brabant Island. Antarctic Peninsula

Dry, north-facing soil covered terrace, moistened by melt water in spring, Alt. c. 50 m. North side of Lagotellerie Island, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

Steep E face. Lava flow. Wet. Alt. 45-230 m. Lava flow on the E of Stonethrow Ridge. Deception Island. South Shetland Islands

Boulders and cliff faces, Alt. 20-30 m. Collins Point, Deception Island. South Shetland Islands

Gravel amongst rocks, north-facing slope, Alt. 8 m. Rocks in bay, west end of Byers Peninsula, opposite Astor Island, Livingston Island. South Shetland Islands

Moist rock ledges and rock face. Alt. 100 m. Fumarole Bay, Deception Island. South Shetland Islands

Low coastal rocks. Alt. 5 m. Anchorage Island, Adelaide Island. Antarctic Peninsula, Loubet Coast

Gravelly area near snowline. Alt. 1000 m. Fiordo Andrew, Prov. Ultima Esperanza, Magallanes Region. South America, Chile

On boulders in stream, Alt. c. 20 ft. Stream draining into Jordan Cove, Bird Island. South Georgia

Dry sandy pockets of soil amongst stones, Alt. 10-15 m. Area to south of former British base hut, to north of Lystad Bay, Horseshoe Island, North Marguerite Bay. Antarctic Peninsula, Fallieres Coast

Alt. 2-5m. Geothermal area on beach, Pendulum Cove. Deception Island. South Shetland Islands

1 km west of Entrance Point. Alt. 100 m. Deception Island. South Shetland Islands