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On moist soil, in abundance. Alt. 125m. N side of Blancmange hill, James Ross Island. Antarctic Peninsula

Pocket of clay soil on new moraine, Alt. 50 ft. Below Orwell Glacier, Moraine Valley, Signy Island. South Orkney Islands

Seepage slope on sand among gravel, Above Caughley Beach, near Cape Bird, Ross Island, Victoria Land. Antarctica, Ross Sector

Antarctica: Stranded Moraine, South Victoria Land. Antarctica, Ross Sector

Wet crevices in cliff face with continuous melt water trickle (frozen). Alt.150m. N side of Cockburn Island. Antarctic Peninsula

Moss clump in gully below Cape Pigeon colony. Braces Point, Vindication Island. South Sandwich Islands

Soil amongst boulders, in gully, Alt. 200 ft. South side of Port Jebsen, Signy Island. South Orkney Islands

Moist soil in scree, Alt. 150 ft. North side of Observation Bluff, Signy Island. South Orkney Islands

Rock crevices in north-facing gully, Alt. 150 ft. Promontory on SE coast of Powell Island. South Orkney Islands

Moist rock ledge, Alt. 100 ft. Near The Divide, north-west side of Matthews Island. Matthews Island. South Orkney Islands

Morainic scree, Alt. 50 ft. North-west coast of Matthews Island. South Orkney Islands

Marble Point, McMurdo Sound, Antarctica. Antarctica, Ross Sector

Sandy soil and gravel by melt stream, Gneiss Point, Victoria Land. Antarctica, Ross Sector

Sandy soil by meltwater stream, Cape Bernacchi, Victoria Land. Antarctica, Ross Sector

On sand by meltwater stream, 50-100 m from foot of Hobbs Glacier, Victoria Land. Antarctica, Ross Sector

Strand Moraines, Victoria Land. Antarctica, Ross Sector

Sandy soil on scoria slope in drainage channel, below snow patch, Cape Armitage, Ross Island, Victoria Land. Antarctica, Ross Sector

On sandy soil among cinders, Alt. 250 m. East facing slopes of Cape Armitage, Ross Island, Victoria Land. Antarctica, Ross Sector

Ledge on north facing rocks, Alt. 200 ft. Crags immediately south of base, Factory Cove, Signy Island. South Orkney Islands

On niche in W facing rock crevice, behind BAS hut, Alt. 50 ft. Factory Cove, Signy Island. South Orkney Islands

On soil with Bryum spp. in soil polygons, Alt. 25-50 ft. Near the hut, Blaiklock Island, Loubet Coast. Antarctic Peninsula, Loubet Coast

Point 300 m NW of South Point. Alt. 50 m. Deception Island. South Shetland Islands

Dry sandy gravel. Alt. 70 m. Above large frozen lake at south end of Edmonson Point, Victoria Land Antarctica, Ross Sector

Fine silt beside freshwater ponds. Alt. 5 m. Moraine on Ross Ice Shelf, Bratina Island. Antarctica, Ross Sector

Mineral soil derived from limestone. Alt. 165 m. Limestone Valley - Jane Peak, Signy Island. South Orkney Islands

Shaded moist rock crevice. Alt. 50 m. Polynesia Point, Signy Island. South Orkney Islands

Fines in centre of sorted polygons, by small pond. Alt. 35 m. Mars Oasis, Alexander Island. Antarctic Peninsula, Alexander Island

On eroding turves of Bryum algens by margin of stream, Alt. 35 m. Valley to S of St Martha Cove, James Ross Island. Antarctic Peninsula

On eroding Bryum Algens, Alt. 15 m. Broad valley to S of St Martha Cove, James Ross Island. Antarctic Peninsula

On eroding moist Bryum algens, Alt. 10-25m. E side Lachman Crags, James Ross Island. Antarctic Peninsula

On very old, well vegetated moraine, growing on soil and moss, together with Cystocoleus ebeneus, Alt. 100 m. Old moraine below icefield W of Snow Hills, Signy Island. South Orkney Islands

On moss and soil on moist rock ledge. Alt. 35m. Below cliffs of Snow Hills, Limestone Valley, Signy Island. South Orkney Islands

On marble fragments, Alt. c. 30 m. Marble Knolls, Three Lakes Valley, Signy Island. South Orkney Islands

On peat banks, overlooking shore rocks, Alt. c. 20 ft. North shore of bay, north-west of Sandebugten, Barff Peninsula. South Georgia

Crevices of north-east facing rocks, Alt. c. 1000 ft. Above corrie, on north facing slopes of Murphy Wall, Paul Beach, Bay of Isles. South Georgia

On soil in Andreaea - lichen community, Alt. c. 400 ft. north of Jane peak, Signy Island. South Orkney Islands

Damp rock face, Alt. c. 100 ft. cliffs above Factory Cove, Signy Island. South Orkney Islands

On moist rock surface and Andreaea, Alt. c. 300 ft. Cliffs above Paal Harbour, Signy Island. South Orkney Islands

Soil, Alt. c. 500 ft. Gneiss Hills, Signy Island. South Orkney Islands

Damp rock crevice in basic rock, Alt. c. 30 ft. Foot of Robin Peak near Stygian Cove, Signy Island. South Orkney Islands

Boulder close to sea, near gull colony, Alt. 10 m. Metchnikoff Point, Brabant Island. Antarctic Peninsula

On rocks near shore, Alt. c. 15 ft. Most southerly of Thule Islands, Borge Bay, Signy Island. South Orkney Islands

Dry rocks, Alt. 250 ft. Cliffs above Factory Cove, Signy Island. South Orkney Islands

Rock by cliff edge. Alt. 92m. Cliff top 0.5km. S of Stinker Point, Elephant Island. South Shetland Islands

NE facing scree slope. Alt. 152ft. 2km SW of Endurance Glacier, Elephant Island. South Shetland Islands

Exposed surfaces of smaller rock, Alt. 327 ft. Summit of Scar Hills, Hope Bay. Antarctic Peninsula, Trinity Peninsula, East Coast

On wood. Alt. 20ft. Old base hut, Borge Bay, Signy Island. South Orkney Islands

Crumbling rock surface, Alt. 20-30 m. Collins Point, Deception Island. South Shetland Islands

On large rock outcrop, covering several m2. Alt. 40 m. To west of The Neck. Falkland Islands

Large boulders close to shore. Alt. 5 m. Between North Point and Williams Cove, Signy Island. South Orkney Islands