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Alt. 10-30m. Slope above NW Fumarole Bay. Deception Island. South Shetland Islands

On soil in rock depressions, Alt. 12 ft. Mooring Point, Signy Island. South Orkney Islands

On mosses on dry boulder, Alt. 30 ft. East side of hill between Factory Cove and Paal Harbour, Signy Island. South Orkney Islands

Alt. 6 m. Cormorant Island, Danco Coast. Antarctic Peninsula, Danco Coast

Near a low col amongst outcrop, on ledges facing south-west, Alt. 2400 ft. Ridge on north of Guard Glacier. Antarctic Peninsula

Moist rock face. Alt. 10 m. Knife Point, Signy Island. South Orkney Islands

On moss (Ceratodon purpureus), dry sandy rock terraces. Alt. 130 m. North end of Kay Island, Wood Bay, Victoria Land Antarctica, Ross Sector

Dry rocks and stones, Alt. 10 m. Courtier Island, Dion Islands, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

On mosses in damp rock crevices facing west, Alt. 50 ft. Lenton Point, Signy Island. South Orkney Islands

On dry north-facing nitrogenous outcrop, Alt. 10 m. Pirner Point, Royal Bay. South Georgia

On rock. Alt. 100-125 m. Cape King, Victoria Land. Antarctica, Ross Sector

N facing vertical rock slope, Alt. 1000ft. Unnamed nunatak S of Bel Knap Nunatak, Thurston Island, Eights Coast. Antarctica, Byrd Sector

On soil and dead moss, moist soil below late snow beds. Alt. 25 m. Apostrophe Island, Victoria Land. Antarctica, Ross Sector

On moss (Tortula princeps). Alt. 85 m. Harrow Peaks, Victoria Land. Antarctica, Ross Sector

On moribund moss (Sarconeurum glaciale). Alt. 100 m. Crater Cirque, Victoria Land. Antarctica, Ross Sector

On dry moribund moss (Ceratodon purpureus). Alt. 85 m. Harrow Peaks, Victoria Land. Antarctica, Ross Sector

N facing coarse scree, on stream side. Alt. 30m. Nygren Point, James Ross Island. Antarctic Peninsula

Moist soil in gullys and between rocks, amongst Deschampsia antarctica, Alt. 5-15 m. Laager Point, Byers Peninsula, Livingston Island. South Shetland Islands

On east-facing wet scree, Alt. 75 m. East of the Spit, Gibbs Island. South Shetland Islands

On dead Tortula saxicola and other calcicole mosses on calcareous soil. Alt. 55 m. South side of Foca Cove, Signy Island. South Orkney Islands

On moss (Tortula princeps and Platydicta densissima) on moist ledges below snow petrel nests, sedimentary conglomerate rock. Alt. 600 m. Zebra Ridge, S-side of Tumble Glacier, Alexander Island. Antarctic Peninsula, Alexander Island

South-facing, rock crevice, Alt. c. 900 ft. Northern peak of The Two Sisters, c. 4 miles west of Port Stanley, East Falkland Islands. Falkland Islands

Among other grasses, Alt. 120 m. Side of helicopter pad, Port Alfred Faure, Possession Island. Crozet

Glacial moraine hills, Alt. 100 ft. Behind Leith whaling station, Stromness Bay. South Georgia

Chubut, Lago No. Uno. South America

Festuca moor association, 18 deg. slope. Alt. 230 ft. Moraine Fjord, Cumberland East Bay. South Georgia

En bosque de Nothofagus pumilio con N. antarctica. Provincia Santa Cruz, Depto Guer Aike. Meseta Latorre. Alt. entre 500-600m s.m. South America, Argentina

Shaded moist crevices beneath rock overhangs, on N side of island. Alt. 10-20 m. Cuverville Island. Antarctic Peninsula, Danco Coast

Dry rock face, crevices etc, in cave in inland cliffs, Alt. c. 6 m. Dartmouth Point. South Georgia

In wet crevices, Alt. 30 m. South of Clark Nunatak, Byers Peninsula, Livingston Island. South Shetland Islands

North facing rock surface with Polytrichum, Alt. 10 m. On small peninsula overlooking Stella Creek, Galindez Island, Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

On moist tuffs, at foot of north facing cliff, Alt. 700 ft. SW side of corrie, Finley Heights. Antarctic Peninsula, Wilkins Coast

Sheltered by overhang, Alt. 10 ft. Overlooking Stella Creek, Galindez Island, Argentine Islands, Graham Coast. Antarctic Peninsula, Graham Coast

Moist, very sheltered rock crevice, Alt. 1000 ft. East side Echo Pass. South Georgia

In seepage area, Alt. 200 ft. Near stream running through stony ground on north side of Cape Harcourt. South Georgia

Rock crevice, Alt. 400 ft. Rock outcrop to east of Mount Krokisius, overlooking Cape Harcourt. South Georgia

In hollow between stones on moraine near Skua nest, Alt. 100 m. 2nd Point south of Metchnikoff Point, Brabant Island. Antarctic Peninsula

Lake 14. On Stones 2-4 m. below surface. Signy Island. South Orkney Islands

On north-east facing moraine, Alt. 150 m. Lions Rump, King George Island. South Shetland Islands

Lake Glubokoye, Schirmacher Oasis. Antarctica, Enderby Sector

Under peat overhang, at edge of cutting in Rostkovia marsh, Alt. c. 50 ft. Behind beach, east of Low Point, Sphagnum Valley, Cumberland West Bay. South Georgia

In very dry sheltered rock crevice, Alt. 250 m. North-east slopes of Mont Branca, Overlooking La grande manchoterie, Possession Island. Crozet

In sheltered moist rock crevice, Alt. 180 m. Top of southern slopes of valley, leading to Baie de La Hebe, Possession Island. Crozet

Moist crevice in cliff, Alt. 300 ft. East side of Rusty Bluff, Paal Harbour, Signy Island. South Orkney Islands

North facing sheltered crevice in rock at base of cliff, Alt. 40 ft. North end of Petermann Island, Graham Coast. Antarctic Peninsula, Graham Coast

Moist banks in tussock behind shore, Alt. 25 ft. Jumbo Cove. South Georgia

In a north-facing crack in the scarp, Alt. 5550 ft. A small knoll of basic gneiss, c. 50 ft. high, to the east of Welch Mountains. Antarctic Peninsula

Deep vertical cleft facing south-east, cluster on small ledge, Alt. 3900 ft. Major ridge running from 2300ft. to 4400ft. north Engle Peaks. Antarctic Peninsula

Lying on rocks on south side of the ridge, in faint crack lines, Alt. 4500 ft. 200ft. descending ridge from south Engle Peaks. Antarctic Peninsula

On granitic sand, near two lakes below sea level. Alt. - 10 m. Tarn Flat, Victoria Land. Antarctica, Ross Sector