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On rock occasionally inundated by stream, Alt. 260 m. Lower part of north-facing slopes of Malpasee Riviere, Possession Island. Crozet

In moist rock crevice, Alt. 310 m. At side of Les Cascades towards the head of the valley containing Malpasee Riviere, Possession Island. Crozet

Undersurface of wet rock overhang, Alt. 0 m. Coastline 1 km west of Port-aux-Francais. Kerguelen

Tussock bases, Alt. 1000 ft. Scree slopes below Pirner Point, on South side of Whale Valley. South Georgia

On soil, Alt. 10 ft. Behind Grytviken whaling station, Cumberland East Bay. South Georgia

Base of tussock, moist, sheltered, Alt. 10 ft. Hestesletten, Cumberland East Bay. South Georgia

Among tussock, Alt. 5 ft. Rock outcrops on beach of Bay on north side of Cape Harcourt, overlooking Sacramento Bight. South Georgia

Moraine, damp but open aspect, Alt. 60 m. Metchnikoff Point, Brabant Island. Antarctic Peninsula

On algal felt. Moss in depressions between scoria blocks. Generally wet ratherthan moist. Alt. 110m. Upper lava flow above Crater Lake. Deception Island. South Shetland Islands

Crevices on top of boulders with Dicranoweisia mackayi, Alt. 200 ft. South shore Changing Lake, Signy Island. South Orkney Islands

On moss covered scree. Alt. 150m. Gneiss Hills (S), towards Porteous Point, Signy Island. South Orkney Islands

Area of flat volcanic ash near the Hanger, Alt. 30 ft. Deception Island. South Shetland Islands

Fuegia occidentalis, Monte Buckland, in margine arenoso-flareoso rivuli, c. 500 m.s.m. South America, Chile

On Grimmia cf. lawiana, Alt. c. 6,500 ft. Station 62, Tottanfjella, Queen Maud Land. Antarctica, Maud Sector

Stones at margin of melt runnel. Alt. 50 m. Edmonson Pt., Victoria Land. Antarctica, Ross Sector

Alt. 850 m. North Mt. Hirman, Behrendt Mts, Ellsworth Land. Antarctica, Scotia Sector

in cracks in rock. Ellsworth Land, top peak Mt. Rex Antarctica, Scotia Sector

On loose gneiss boulder, aspect E Alt. c850m. Haag Nunatak, Ronne Ice Shelf, N of Sentinel Ridge, Ellsworth Land. Antarctica, Scotia Sector

alt. 1779 m, near snowline. Ellsworth Land, Sweeney Mts Antarctica, Scotia Sector

Johnston Dock, Livingston Island. South Shetland Islands

On dry pebbles and fragments. Alt. 50ft. Bernsten Point, Borge Bay, Signy Island. South Orkney Islands

Amongst gravel on open flattish ridge facing south-east, Alt. 4100 ft. Ridge fanning out from one of the Stockton Peak. Antarctic Peninsula

On rock in scree. Alt. 40 m. Above south side of gorge, Husdal. South Georgia

On dry stones on pebble "pavement". Alt. 15m. NE of Whitney Point, Clark Peninsula. Budd Coast. Antarctica, Wilkes Sector

Near large boulders and hollows where accumulated snow lies. Ridge to S of lake S of New Casey Station, Bailey Peninsula. Budd Coast. Antarctica, Wilkes Sector

Moist crevice at base of cliff. On dead Bryum algens. Alt. 5m. W end of Red Rock Ridge, Marguerite Bay. Antarctic Peninsula

Dry rocks Alt. 5-25m. Line Islands. Antarctic Peninsula

Exposed surfaces of roughrock on lines of weakness, Alt. c. 886 ft. Nobby Nunatak, Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

On pebbles on exposed flat hilltop, with Rhizocarpon geographicum, Pseudephebe pubescens, Alt. 970 ft. Cape Hansen, Coronation Island. South Orkney Islands

On pebbles on exposed flat hilltop, with Rhizocarpon geographicum, Alt. 970 ft. Cape Hansen, Coronation Island. South Orkney Islands

On rocks and pebbles on hillside, Alt. 250 ft. Porteous Point, Signy Island. South Orkney Islands

Moist Festuca moor association, flat, glacial outwash plain, Alt. 30 ft. Hestesletten, Cumberland East Bay. South Georgia

Usnea community, Alt. 50 ft. Galindez Island, Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

Upper surface of dry rocks, Alt. c. 150 ft. near emergency hut, SE end of Lake Boeckella, Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

Exposed faces of drier high piece of bed-rock and boulders, Alt. c. 140 ft. near south-east shore of Lake Boeckella, Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

On west-facing dry slightly nitrogenous outcrop, Alt.150 m. 1/2 km. west of Cape Vahsel. South Georgia

In nitrogenous seepage channel, in south-facing cliffs, Alt. 75 m. Behind Will Point, Royal Bay. South Georgia

Fine sandy soil amongst pebbles. On ridge to S of New Casey Station, Bailey Peninsula. Budd Coast. Antarctica, Wilkes Sector

On pebbles in small (dry) melt channels on pebble "pavement". Alt. 15m. NE of Whitney Point, Clark Peninsula. Budd Coast. Antarctica, Wilkes Sector

On dry pebble fragments, Alt. 50 ft. Berntsen Point, Borge Bay, Signy Island. South Orkney Islands

Rock outcrop facing NW. Alt. 10 m. Extreme E end of South Beaches, Byers Peninsula, Livingston Island. South Shetland Islands

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

On pebbles of raised beach. Alt. 10 m. Extreme E end of Barnard Point, Livingston Island. South Shetland Islands

On wrecked ship's figurehead, Alt. 5 m. Behind Binder Beach, Right Whale Bay. South Georgia

Wet rocks above high tide mark, facing north-east. Alt. 6 ft. Tern Cove, Signy Island. South Orkney Islands

Rocks inundated by nitrogenous melt. Alt. 20 ft. Above Knife Point, Borge Bay, Signy Island. South Orkney Islands

Stones lying on ash slope, Alt. 200 ft. Western side of Candlemas Island. South Sandwich Islands

North facing rock ledges below petrel nests, Alt. 50 ft. SE of Factory Cove,Signy Island. South Orkney Islands

On Schistidium antarctici and Ceratodon purpureus near shore of melt lake frequented by large number of non-breeding Skuas. Alt. 50m. NE of Stevenson Cove, Clark Peninsula. Budd Coast. Antarctica, Wilkes Sector

Dry dead moss and sandy soil. Alt. 35m. Hill to S of New Station, Bailey Peninsula. Budd Coast. Antarctica, Wilkes Sector