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Wet boulder faces, Alt. 40 ft. Lynch Island. South Orkney Islands

Moist slopes and ledges. Alt. 200 m. NW side, Cape Tuxen. Antarctic Peninsula

Shaded rock crevice. Alt. 60 m. North side of Observation Bluff, Signy Island South Orkney Islands

Dry rock surfaces, Alt. 20-100 ft. Lynch Island. South Orkney Islands

On migmatite rocks on steep N facing slope. Alt. 3,050 ft. South of Lobster Claw Camp. Abra Kelly. South America, Chile

On bare soil in rock crevices. Alt. 145 m. Pond Hill, Ezcurra Inlet, Admiralty Bay, King George Island. South Shetland Islands

In crevices of andesite rocks in dry situation. Alt. 180 m. Brama (=gate) Hill between Baranowski Glacier and Tower Glacier, Admiralty Bay, King George Island. South Shetland Islands

On leaves of Rostkovia magellanica, Behind Grytviken Whaling Station, Grytviken. South Georgia

On polytrichum alpestre, (grown in cool greenhouse at Cambridge) Maiviken. South Georgia

In small lake at depths of 1.5 to c.3m. Also washed up along shoreline. Alt.50m. W side of Pastorizo Bay, Vega Island. Antarctic Peninsula

Forming a band c. 30cm thick (about 1m below surface) in face of gully cutting through deep deposit of fine sedimentary debris. Gully is outlet stream from very shallow lake. Alt. 10 m. Cape Lachman, James Ross Island. Antarctic Peninsula

Fuegia media, Estancia Cameron, Rio Rusfin, in margine rivuli fontinali. South America, Chile

Submerged in small tarn. Alt. c. 200 ft. St. Col Peak. Campbell Island

In creek. Alt. 650-700 ft. Cortaderia heath with stream, gap between French Peaks, Hill Cove, West Falklands. Falkland Islands

Mosaic of Empetrum heath and peat bogs, headwaters of Mullet Creek Stream. Alt. 200 ft. Stanley, East Falklands. Falkland Islands

Wet rocks and hollows, Rasmussen Island, Graham Coast. Antarctic Peninsula, Graham Coast

At 7m depth on muddy floor of permanently frozen lake. Alt. 150 m. Gneiss Lake, Gneiss Hills, Signy Island. South Orkney Islands

Hanging from dripping rock, Alt. 140 m. Rock outcrops at top of southern banks of Malpasee Riviere 1/2 km from sea, Possession Island. Crozet

On dryish ground, Alt. 10 m. On bog surface in centre of Vallee des Branloires, near Moby Dick Riviere, 1/2 km west of Morne Rouge, Possession Island. Crozet

In damp sheltered situation in rata forest. Near sea level. Waterfall Inlet, NW corner of Auckland Island. Auckland Islands

Entrance to petrel burrows, very well sheltered. Alt. 10 m. Plain south of Cave Bay, Prince Edward Island. Prince Edward Islands

In a mat of Clasmatocolea vermicularis in a very wet, strongly sheltered sinkhole. Alt. 35 m. 1 km NW of meteorological station. Prince Edward Islands

Moss bordering quiet tributary of outwash stream, Ablation Valley, Alexander Island, George VI Sound. Antarctic Peninsula, Alexander Island

Above "Camp Pond"' Ablation Valley, Alexander Island, George VI Sound. Antarctic Peninsula, Alexander Island

On rocks and soil by shore, Alt. 0 ft. Moraine Fjord. South Georgia

Moist base rich crevice in Amphibolite rock. Alt. 25m. Knife Point, Signy Island. South Orkney Islands

On soil on ledges of andesite rocks on W slope. Alt. 80 m. Gdynia Point, Dufayel Island, Ezcurra Inlet, Admiralty Bay, King George Island. South Shetland Islands

Sparsely vegetated fellfield. Alt. 400-500 m. Between first Red Hill and Halfway Kop, Marion Island. Prince Edward Islands

On fine ash, ground hot, Alt. 600 ft. Outer rim of principle volcanic crater, south facing slopes of main cone, Candlemas Island. South Sandwich Islands

on soil over rock ledge on northern slope in slightly moist situation associated with Herzogobryum teres. Alt. 320 m. Wegger Peak above Crepin Point, MacKellar Inlet, Admiralty Bay, King George Island. South Shetland Islands

Dry stony ground, Alt. 20-200 m. West side Cape Hansen, Coronation Island. South Orkney Islands

Moist gravelly stone stripe, amongst Andreaea, Alt. 200 ft. Moraine Valley, Signy Island. South Orkney Islands

Colonising small firmer patches of ash in large barren ash plain above NW coast. Alt. 20 m. Zavodovski Island. South Sandwich Islands

Inside wall of tbe like old vent on slope of knoll with several old vents, W-end of Breakbones Plateau, Candlemas Island. South Sandwich Islands

On dry sandy soil, Alt. 350-500 m. North-east facing side of ridge running north along ice piedmont, to north of Rothera Point, Adelaide Island, Loubet Coast. Antarctic Peninsula, Loubet Coast

Dry rock ledge amongst hepatics, Alt. 150 ft. Cliffs due north of King Edward Point, Cumberland East Bay. South Georgia

Fine gravel on damp east-facing moraine, Alt. 300 ft. Lower moraine on east side Laws Glacier, Coronation Island. South Orkney Islands

In Acaena/Deschampsia/R.lanuginosum association, moderately exposed, Alt. 250 m. Rock outcrop on north-east facing slopes of Mont Branca, West of Port Alfred, Possession Island. Crozet

On rock. On NNW slope of Mt. Honey near summit (1700-1800 ft). Campbell Island

On peat at riverbank, Alt. 30 m. Riviere du Sud, midway between beach and start of Val Struder Valley. Kerguelen

On peat, Alt. 740 m. Le Museau de Tanche. Amsterdam Island

On sheltered stones, Alt. 390 m. Riverside immediately above and west of Grande Cascade, Possession Island. Crozet

On rock surface, Alt. 500 m. Summit of col, north of Peak 556, west of Baie de la Hebe, Possession Island. Crozet

On rock surface, Alt. 260 m. Beginning of southern tributary of the river leading to Crique de la Chaloupe, north of Grotte du Geographe, Possession Island. Crozet

Growing as small tufts in Juncus on gravelly stream bank, Alt. 120 m. Valley west of Pump House south of base, Possession Island. Crozet

On soil in crevices of artificial vertical trench, by petrol tank, Alt. 140 m. Within area of base (Port Alfred Faure), Possession Island. Crozet

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

Rock heath with Bolax and Empetrum, Alt. 400 ft. Tumbledown Mountain, Port Stanley, East Falkland Island. Falkland Islands

Prov. de Buenos Aires, Cerro de la Ventana, en pared seco de roca esquista dura, exposicion S, 700 m.s.m., bastante numerosamente. South America, Argentina

Mineral soil in sheltered wet runnel at base of north-west facing cliffs, Alt. 600 ft. Windscoop Buttress, Coronation Island. South Orkney Islands