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In Festuca grassland, Alt. 600 ft. Rock outcrop on west side of Whale Valley below Coffin Top. South Georgia

Dry gravelly areas away from melt pools and runnels. Alt. 25-35 m. North Valley, Edmonson Point, Victoria Land. Antarctica, Ross Sector

Shaded crevice in lava boulder. Alt. 25 m. North Valley, Edmonson Point, Victoria Land. Antarctica, Ross Sector

Rock crevice, Alt. 10 ft. Cliffs due north of King Edward Point, Cumberland East Bay. South Georgia

On tussock peat, Alt. c. 100 ft. Hope Point, Cumberland East Bay. South Georgia

On fine gravelly soil on soil stripes. Alt. 150m. Gneiss Hills (S), N of Confusion Point, Signy Island. South Orkney Islands

Stone stripe facing west, Alt. 100 ft. Moraine Valley, Signy Island. South Orkney Islands

On vertical rock exposures by moss banks, facing west, Alt. 30 ft. Knife Point, Signy Island. South Orkney Islands

On dry rock surface. Alt. 80 m. Slope behind BAS station, Factory Cove, Signy Island. South Orkney Islands

Growing over moss and liverworts on dry stony exposed fellfield. Alt. 600 m. Mt. McIlroy South Georgia

On basalt rock in Usnea fasciata-Himantormia lugubris community. Alt. 335 m. Zamek Hill between Baranowski and Sphinx Glaciers Admiralty Bay, King GeorgeIsland. South Shetland Islands

Dry windswept boulders on ridge, with Usnea aurantiaco-atra. Alt. 750 m. Peak to north of upper Husdal. South Georgia

On moss (Grimmia sp. and others) over gravel and rock. Alt. 125 m. Summit area, Marion Nunatak, Charcot Island. Antarctic Peninsula

On horizontal 'v' crack facing north-west, light coloured outcrop 5 ft. high, Alt. 6025 ft. Ridge running west from small knoll to summit, to the east of Welch Mountains. Antarctic Peninsula

Outcrop 3 ft. high in scouped ledge facing south, Alt. 5925 ft. Next outcrop to west of small knoll, east of Welch Mountains. Antarctic Peninsula

On outcrop ledge, facing north, slope to north-east, Alt. 6300 ft. Short spur running east of Solem Ridge. Antarctic Peninsula

Taken from a 20 square yard area of quartz, on level top of ridge, southern section, Alt. 5550 ft. North-south facing, low outlying ridge to the east of Welch Mountains. Antarctic Peninsula

On flat stones on north facing scree slope, Alt. 100 ft. Southern shore of bay east of BAS station, west coast of Horseshoe Island, Marguerite Bay. Antarctic Peninsula, Fallieres Coast

Set in outcrop on east side of east-facing ridge, Alt. 7700 ft. Eastern outcrop on second ridge north of Davis ridge, running east from Mount Jackson. Antarctic Peninsula

Lying amongst damp areas of gravel and loose stones set in between outcrops, Alt. 4150 ft. Low spine running approx. west to east towards Stockton Peak. Antarctic Peninsula

Facing east amongst loose rock, sample formed a 4" diam. circle, Alt. 3675 ft. A 0.75 mile ridge running south-east, then south and back to south-east, south of Bingham Glacier. Antarctic Peninsula

Rocks and stones, Horseshoe Island, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

On open exposed dry ridge, recently deglaciated. Ablation Col. Antarctic Peninsula, Alexander Island

On rocky outcrops adjacent to glacier. Alt. c. 500 m Upper Flatiron Valley, below Flatiron Col. Antarctic Peninsula, Alexander Island

Merrick Mountains, Ellsworth Land Antarctic Peninsula

Alt. 1200 m. Mt Hirman Central, Behrendt Mts, Ellsworth Land Antarctica, Scotia Sector

On boulders. Alt. 1200 m. Ridge to N of Mt. McGee, Victoria Land. Antarctica, Ross Sector

On rock surface in hollows and cracks. Alt. 1500 m. Un-named nunatak 25 km east of Mount Duemler. Antarctic Peninsula

On trunk of Drimys winteri in Nothofagus betuloides forest. Alt. 25 m. Western end of Puerto Virtudes, Isla Virtudes, Depto. Ultima Esperanza, Prov. Magallanes. South America, Chile

On branches of Pilgerodendron uvifera in Nothofagus betuloides forest behind shore of island. Alt. 10 m. South shore of unnamed bay c. 1 km north of Bahia Angelica, Caleta Nantuel, Isla Vidal Gormaz, Depto. Ultima Esperanza, Prov. Magallanes. South Americ

On branches of Drimys winteri in Nothofagus betuloides forest behind shore of island. Alt. 10 m. South shore of unnamed bay c. 1 km north of Bahia Angelica, Caleta Nantuel, Isla Vidal Gormaz, Depto. Ultima Esperanza, Prov. Magallanes. South America, Chile

Alt. 75+ m. Saunders Island. North side of hill west of Mt Richard. Amongst Empetrum rubrum. Falkland Islands

Behind the coffee grindery near the slop chest, Grytviken whaling station. South Georgia

Very common everywhere, Stanley and district, East Falkland Is. Falkland Islands

Moist gravelly waste ground. Alt. 3 m. Behind bakery at Grytviken whaling station. South Georgia

Growing on slopes above steam in loose gravel among Azorella selago. Alt. 15 m. Stream south of cave on east coast. Prince Edward Islands

Below melting snow patches close to Adelie penguin colonies and slopes belowsnow petrel and cape petrel colonies, on sandy soil. Also rock ledges below birdnests. Alt. 5-80m. Peterson Island. Budd Coast. Antarctica, Wilkes Sector

Very dry rock fissure, Alt. 35 ft Consort Islands, Dion Islets, Marguerite Bay. Antarctic Peninsula

On moist ledges at cliff foot. Alt. 5000 ft. Station 92, Tottanfjella, Queen Maud Land. Antarctica, Maud Sector

Moist rocks and soil, Alt. 5-20 m. Island in north-west of Faure Island group, Fallieres Coast. Antarctic Peninsula, Fallieres Coast

On soil surface on wet ground often in run-off channels, Alt. 12 m. Flat area on top of rock bluff above Dragon Cove N, Livingston Island. South Shetland Islands

Dry gravel and small stones, frequented by seals and penguins, level or gently north sloping, Alt. 100-150 ft. Centre of Gosling Island. South Orkney Islands

West-facing rocks, Alt. 530 ft. Windscoop Buttress or crag on east side of the Sunshine Glacier, Coronation Island. South Orkney Islands

In melt stream attached to rocks, below snow patch. Alt. 60m. Valley N of St Martha Cove, James Ross Island. Antarctic Peninsula

In shadow of large rock. Flat to rolling slope. Soil fairly dry. Mix of largerocks, small rocks, stones, lappili. Alt. 8m. By lake behind Argentine Station. Deception Island. South Shetland Islands

On black lava blocks. Alt. 150 m. North of Fred's Hill, Marion Island. Prince Edward Islands

In more protected areas of grey lava, mostly found in Acaena-Blechnum community of feldmark. Kerguelen Rise, Marion Island. Prince Edward Islands

Slope priseres, exposed. Alt. 150 m. Three Sisters, Marion Island. Prince Edward Islands

Lava outcrop, exposed. Alt. 150 m. Three Sisters, Marion Island. Prince Edward Islands

On rock. Alt. c. 1100 ft. South side of Lyall ridge. Campbell Island