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Near King Penguin colony, Alt. c. 25-150 ft. Salisbury Plain and slopes rising to S of it. South Georgia

N facing cliffs on S side of basin, Alt. 1400-1500 ft. To E of Lyall Glacier Lake. South Georgia

On dry, exposed rock crevices and ledges of rock outcrop, Alt. 500 ft. North-west side of Gull Lake, Cumberland East Bay. South Georgia

Dry exposed scree stones, Alt. 400 ft. North-facing rock outcrop west of Craigie Point, Right Whale Bay. South Georgia

Rock surfaces, Alt. 400 ft. East-facing scree slopes north side Right Whale Bay. South Georgia

Rock crevice, Alt. 500 ft. Rock outcrop, west side of Whale Valley, below Coffin Top. South Georgia

Dry exposed rock surface, Alt. 300 ft. West-facing rock outcrop on south side Sorling Valley, overlooking Cumberland East Bay. South Georgia

On dry rock outcrop in Festuca association, Alt. c. 200 ft. Slopes above the north end of Sacramento Bight, Royal Bay. South Georgia

On rock in sheltered hollow, Alt. 150 ft. Slopes overlooking Moraine Fjord, Cumberland East Bay. South Georgia

Dry rock surface, Alt. 100 ft. Rock outcrop on cliff overlooking Cape Charlotte, Royal Bay. South Georgia

Dry, sheltered rock surface, Alt. 30 ft. East-facing slopes by stream running into south of Husvik Harbour, Stromness Bay. South Georgia

Moist rock surfaces, Alt. 600 ft. West-facing scree slopes of Mount Duse, Bore Valley. South Georgia

Growing on loose rock, exposed. Alt. 500 m. Mount Demaria, Cape Tuxen. Antarctic Peninsula, Graham Coast

More or less buried beneath coarse sand. Vegetation Island, Victoria Land. Antarctica, Ross Sector

On dry rock surfaces near river, Alt. 30 m. Riviere du Chateau near Port-aux-Francais. Kerguelen

On dry rock surface, Alt. 260 m. Southern slopes of Mont Branca, Possession Island. Crozet

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

On exposed dry rock surface, Alt. 100 m. Top of northern slope of valley, leading to Crique du Sphinx, 1 km from the sea, Possession Island. Crozet

On exposed dry rock surface, Alt. 140 m. Ridge between valleys leading to Crique du Sphinx and Crique de la Chaloupe, Possession Island. Crozet

On moist rock surface, Alt. 50 m. Near river leading to Crique de la Chaloupe where its two main tributaries join, northeast of Le Donjon, Possession Island. Crozet

On dry riverside rock surface, Alt. 50 m. Near river leading to Crique de la Chaloupe where its two main tributaries join, northeast of Le Donjon, Possession Island. Crozet

On surface of boulder in river, Alt. 50 m. Near river leading to Crique de la Chaloupe where its two main tributaries join, northeast of Le Donjon, Possession Island. Crozet

On a Pleurophyllum flat of boggy peat at Gadget Gully. Alt. 500 ft. Macquarie Island

On ledges on marble outcrop. Alt. 50 ft. North end of Three Lakes Valley, Signy Island. South Orkney Islands

Occasional tufts on rocks at N end of island. 0-80 ft. Most southerly of the Thule Islands off E coast Signy Island. Site 13. South Orkney Islands

Large cushions on NW facing rocks. 100 ft. Ridge south of hut at Foca, Site 4. South Orkney Islands

Occasional cushions on damp rocks. 70 ft. On north coast of peninsula north of Observation Bluff, Site 8. South Orkney Islands

On flat rocks just emerging from snow cover. Alt. 600 ft. Ridge running NE from base in Whalers Bay, Deception Island. South Shetland Islands

Forming small cushions relatively flat dryish ground. Alt. 100-200 ft. Top of slopes SE of hut in Factory Cove, Signy Island. South Orkney Islands

In moss bed approx. 30x40 m. On sandy gravel SE Casey Station, Bailey Peninsula. Antarctica, Wilkes Sector

Tierra del Fuego australis, Sierra Alvear SE, en suelo humoso en Nothofageto pumilionis, 390 m.s.m., bastante copiosamente. South America, Argentina

Tierra del Fuego australis, Ushuaia, Rio Pipo, suelo humoso en Nothofageto pumilionis, 300 m.s.m. South America, Argentina

Tierra del Fuego, Ushuaia, caminoa al Glaciar Martial. South America

On the base of boulders subjected to submergence by melt water for periodsduring summer. Also on adjacent dead moss, having colonized from the rocksource. Alt. 40m. SSSI Bailey Peninsula. Budd Coast. Antarctica, Wilkes Sector

Amongst stones in melt stream near Ablation lake. Alt. 5 m. Ablation Valley, Alexander Island. Antarctic Peninsula, Alexander Island

In more heavily vegetated centre of the island on granite. Kay Island. Antarctica, Ross Sector

Galindez Islands, Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

Frequent on soil, associated with small cushions of Bryum and Psoroma, Neny Island, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

On soil and Andreaea, Alt. 5-20 m. Rasmussen Island, near Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

On stone. S facing, moist slope. Alt. 50m. By small lake to the W of Crater Lake. Deception Island. South Shetland Islands

On moss (Encalypta patagonica). Alt. 15m. Broad valley to S of St Martha Cove, James Ross Island. Antarctic Peninsula

On dead Colobanthus subulatus on rock ledge, coastal rocks, Alt. 2-10 m. Jason Island. South Georgia

Alt. 25-35m. SW Collins Point. Deception Island. South Shetland Islands

On open sloping slabs, SW facing, Alt. 50 m. NW corner of Millerand Island, Marguerite Bay. Antarctic Peninsula

On pebbles in dry Usnea sulphurea-moss habitats. With Pseudephebe minuscula. Alt. 40m. SSSI Bailey Peninsula. Budd Coast. Antarctica, Wilkes Sector

Dry sandy soil. Alt. 25m. Peterson Island. Budd Coast. Antarctica, Wilkes Sector

On Andreaea. Often abundant. Alt. 70m. NE Moraine Valley, Signy Island. South Orkney Islands

On very old reindeer antler in Festuca grassland. Alt. 100 m. Upper Olsen Valley. South Georgia

On soil and on moribund Grimmia sp. dry rocks and crevices in gully in cliff, Alt. 300 m. "Reptile Ridge" above windscoop, Adelaide Island, Loubet Coast. Antarctic Peninsula, Loubet Coast

On dry stones, Alt. 5-20 m. Island in north-west of Faure Island group, Fallieres Island. Antarctic Peninsula, Fallieres Coast