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In sheltered rock overhang, Alt. 125 m. Rock gorge northwest of Mont Branca on southern bank of Riviere du Camp, Possession Island. Crozet

In moist rock crevice, Alt. 150 m. Rock outcrop on upper southern slopes of Crique de Navire, Possession Island. Crozet

On river bank, River in La Grande Coulee, Pointe Basse, Possession Island. Crozet

Crevices and on moist soil, Alt. 15-50 m. To NE of Mount Alexander, Joinville Island. Antarctic Peninsula

Sobre troncos en bosquecillo laxo y mixto de Nothofagus antarctica. Provincia Santa Cruz, Depto Guer Aike. Alredores de la Estancia Ojo de Agua. South America, Argentina

Vallee du Naufrage, prarie d'Acaena sur basalte. Crozet

Alt. 5 m South beach below Negro Hill Byers Peninsula, Livingston Island South Shetland Islands

North-facing slopes, Alt. c. 500 ft. At head of corrie, below peak at north end of Murphy Wall, Bay of Isles. South Georgia

Damp depresion on rocky slope. Alt. 25 m. Anchorage Island. Antarctic Peninsula

On flat ash area with melt trickles. Alt. 100 ft. Stream 1/4 of a mile to SW of Collins Point, Deception Island. South Shetland Islands

Amongst Cephaloziella etc. South-east of Foca Cove, Signy Island. South Orkney Islands

On ground at W edge of large penguin colony at base of cliffs above Gorgon Pool, Demon Point, Candlemas Island. South Sandwich Islands

From wet cliff on S edge of Gorgon Pool, Candlemas Island. South Sandwich Islands

Wet rock ledges and crevices, east side of Falkland Harbour, Powell Island. South Orkney Islands

On rock terraces on SE side, 5 cm of snow cover, Alt. 60 ft Limpet Island, north of Jenny Island, Marguerite Bay. Antarctic Peninsula

Bouvetoya

Damp bank behind shore, Alt. 30 ft. South shore of Right Whale Bay, west of Craigie Point. South Georgia

Top of Danco Island. Antarctic Peninsula

Seepage area at side of tarn, Alt. 200 ft. Scree slopes behind Binder Beach, Right Whale Bay. South Georgia

In Drepanocladus mats, Alt. 30 m. Turret Point, King George Island. South Shetland Islands

In Drepanocladus mats, Alt. 10 m. South side of Vietor Rock, Byers Peninsula, Livingston Island. South Shetland Islands

In Drepanocladus mats, Alt. 80 m. Flat area on top of Lair Point, Robbery Beaches, Byers Peninsula, Livingston Island. South Shetland Islands

Dry rocks on upper part of scree slope. Alt. 100 m. Fumarole Bay, Deception Island. South Shetland Islands

Foot of yellowish tephra cliffs, ledges, crevices etc. Alt. 100 m. Fumarole Bay, Deception Island. South Shetland Islands

Dry rocks close to snow petrel colony. Vestfold Hills, Taleg Gorge. Ingrid Christensen Coast. Antarctica, Enderby Sector

S facing, just below summit amidst lichen, Alt. 1000 m. Summit of ridge on E side Flask Glacier, Oscar II Coast. Antarctic Peninsula

On sheltered side of nunatak, in debris on schistose and micaceous soil, Alt. c. 920 m. Herbert Mountains, Shackleton Range. Antarctica, Scotia Sector

On moss (Ceratodon), amongst stones at margin of melt channel. Alt. 8-10 m. Edmonson Point North, Victoria Land. Antarctica, Ross Sector

On soil and dead moss, amongst stones. Alt. 125 m. Mid-altitude moraine area, Mars Oasis, Alexander Island. Antarctic Peninsula, Alexander Island

On soil and gravel. Alt. 791m. Behrendt Mountains (S), Ellsworth Land Antarctic Peninsula

On rock. Central area. Alt. 175 m. Reptile Ridge. Antarctic Peninsula

On sandy soil. Ridge to S of lake S of New Casey Station, Bailey Peninsula. Budd Coast. Antarctica, Wilkes Sector

Dry stones. Alt. 20-35m. E side Lachman Crags, James Ross Island. Antarctic Peninsula

On soil. Granodiorite/gneiss rock and scree. Alt. 375 m. NW side of Gulliver Nunatak, Jason Peninsula, Larson Ice Shelf. Antarctic Peninsula

On rocks. Colbert Mountains, Alexander Island. Antarctic Peninsula, Alexander Island

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

On wet rock surface, Alt. 10 m. Rock outcrop above final rock step south side Malpassee Riviere, at beach, Possession Island. Crozet

On wet fringes of vegetation, Alt. 120 m. Vegetation "island" in moderate shelter, upper southern slopes of valley behind Crique du Sphinx, Possession Island. Crozet

Inland from small cove to south of Shallop Cove, Queen Maud Bay. South Georgia

N-facing ash slopes among boulders. Alt. 50 ft. By SW shore of East lagoon, Candlemas Island. South Sandwich Islands

Fiordo Andrew, Prov. Ultima Esperanza, Magallanes Region. South America, Chile

Wet marble debris, Alt. 100 ft. Lake north east of Cummings Cove, Signy Island. South Orkney Islands

Wet runnels on moderate slope, Alt. c. 100 ft. Bank behind BAS station, eastern shore of Factory Cove, Signy Island. South Orkney Islands

On south-facing leeward slopes, Alt. c. 150 ft. Most southerly of Guebriant Islands. Antarctic Peninsula, Fallieres Coast

Top of outcrop, sloping south-west, Alt. 8 m. South side of cliffs, Extreme east end of South Beaches, Byers Peninsula, Livingston Island. South Shetland Islands

On ash slopes among boulders, Alt. 50 ft. By SW shore of eastern lagoon, Candlemas Island. South Sandwich Islands

Soil by melt pool, Alt. 77 m. Cliff top, 0.5 km. south of Stinker Point, Elephant Island. South Shetland Islands

Sheltered overhung ledges, Alt. 40 ft. Skua Creek, Skua Island, Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

On humus on shaded rock surface, Alt. 1500 ft. Under ledge, north side of Ceritos rocks, East Falkland Islands. Falkland Islands

Forming a turf in a dry stand of Drepanocladus- Acrocladium vegetation, Alt. 150 ft. 'Hill 236' north of Gourlay Peninsula, Signy Island. South Orkney Islands