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• ak1ds-5038.jpg Mountain aven wildflower, Brooks Range mountains, Arctic National...

• 30012976.jpg Ross and mountain aven wildflower landscape in the continental divide of...

• ak1ds-5031.jpg Mountain aven wildflower, Brooks Range mountains, Arctic National...

• 21011621.jpg Mountain aven wildflowers in spring bloom on the tundra, Mt Denali...

• 21011634.jpg Mountain aven wildflowers in spring bloom on the tundra, Mt Denali...

• 21011627.jpg Mountain Aven wildflowers on the tundra, Denali National park, Interior,...

• 21011623.jpg Mountain aven wildflowers in spring bloom on the tundra, Mt Denali...

• 22021885.jpg Mountain aven plants along the middle fork of the Koyukuk River, Arctic,...

• ak1ds-5236.jpg Mountain aven blossoms, Brooks Range mountains, Arctic National Wildlife...

• 24000315.jpg Water droplets on the petals of mountain aven wildflower blossoms,...

• 24000309.jpg Water droplets on the petals of mountain aven wildflower blossoms,...

• 24000296.jpg Water droplets on the petals of mountain aven wildflower blossoms,...

• 17b-6381.jpg Mountain Aven going to seed, Denali National Park, Alaska

• 21011688.jpg Mountain aven wildflowers in spring bloom on the tundra, Denali National...

• 21011426.jpg Mountain Aven wildflowers, Denali National Park, Interior, Alaska

• 21011383.jpg Carpet of wildflowers (Mountain Aven) on the tundra, Denali National...

• 2112015.jpg Mountain aven, Utukok Uplands, National Petroleum Reserve Alaska,...

• 2112013.jpg Mountain aven, Utukok Uplands, National Petroleum Reserve Alaska,...

• 23002529.jpg Glacier avens, mountain aven and lapland rosebay blossom on the tundra...

• 94089-09.jpg Mountain aven blossom backlit by the sun, Denali National Park, Alaska

• 24000865.jpg Mountain aven and lapland rosebay, early blooming flowers decorate the...

• 24000464.jpg Mountain aven wildflower blossoms, Denali National Park, Alaska.

• 17b-6380.jpg Mountain Aven going to seed, Denali National Park, Alaska

• 98100-26.jpg Mountain Aven, Moss Campion, Denali National Park, Alaska

• 21011685.jpg Mountain aven wildflowers in spring bloom on the tundra, Denali National...

• 21011430.jpg Mountain Aven wildflowers, Denali National Park, Interior, Alaska

• 21011389.jpg Carpet of wildflowers (Mountain Aven) on the tundra, Denali National...

• 21011388.jpg Carpet of wildflowers (Mountain Aven) on the tundra, Denali National...

• 21011384.jpg Carpet of wildflowers (Mountain Aven) on the tundra, Denali National...

• 22032413.jpg Mountain aven and lapland rosebay wildflowers, Utukok Uplands, National...

• 2111997.jpg Mountain aven, Utukok Uplands, National Petroleum Reserve Alaska,...

• 21028485.jpg Mountain aven wildflowers along the cliff of the Etivluk river, Arctic,...

• 21028479.jpg Mountain aven wildflowers along the cliff of the Etivluk river, Arctic,...

• 24000850.jpg Glacier avens, mountain aven and lapland rosebay blossom on the tundra...

• 2103110.jpg Mountain aven blossoms along the Nigu river, National Petroleum Reserve,...

• 24001350.jpg Mountain aven blossoms, Archimedes ridge, Utukok Uplands, National...

• ak1ds-5235.jpg Mountain avens, Brooks Range mountains, Arctic National Wildlife Refuge,...

• 98100-12.jpg Mountain Avens on tundra, Denali National Park, Alaska

• 2113016.jpg Mountain aven wildflowers and aufies on the Marsh Fork of the Canning...

• 2113015.jpg Mountain aven wildflowers and aufies on the Marsh Fork of the Canning...

• 10995.jpg Mountain aven wildflowers on the tundra of rainbow ridge, Alaska Range...

• 17b-6257.jpg Mountain Aven flowers decorate the spring tundra in Highway Pass, Denali...

• 17b-6254.jpg Mountain Aven flowers decorate the spring tundra in Highway Pass, Denali...

• 21011293.jpg Mountain aven, spring blooming flowers and Denali, North America's...

• 25019906.jpg Mountain aven, Arctic National Wildlife Refuge, Brooks Range, Arctic...

• 2103115.jpg Mountain aven blossoms along the Nigu river, National Petroleum Reserve,...

• 17b-6260.jpg Mountain Aven flowers decorate the spring tundra in Highway Pass, Denali...

• 21011297.jpg Mountain aven, spring blooming flowers and Denali, North America's...

• 2103111.jpg Mountain aven blossoms along the Nigu river, National Petroleum Reserve,...

• 25019907.jpg Mountain aven, Arctic National Wildlife Refuge, Brooks Range, Arctic...

• 22032412.jpg Ground squirrel and mountain aven wildflowers, Utukok Uplands, National...

• 2112936.jpg Mountain aven wildflowers and geological formations along Archimedes...

• 22032410.jpg Ground squirrel and mountain aven wildflowers, Utukok Uplands, National...

• 30013061.jpg Backpacker descends slope with ross aven blossoms on the tundra in the...

• 30013064.jpg Backpacker descends slope with ross aven blossoms on the tundra in the...

• 21028226.jpg Mountain avens blooming on the slopes of Puvakrat mountain, Brooks...

• 21028225.jpg Mountain avens blooming on the slopes of Puvakrat mountain, Brooks...

• 2113492.jpg Mountain avens in the Brooks Range mountains bordering the west side of...

• 2113490.jpg Mountain avens in the Brooks Range mountains bordering the west side of...

• 30013203.jpg Mountain avens, purple oxytrope blossoms on the tundra in the Brooks...

• 30013205.jpg Mountain avens, purple oxytrope blossoms on the tundra in the Brooks...

• 24000892.jpg Spring wildflowers blossom (lapland rosebay, mountain avens) on the...

• 24000837.jpg Spring wildflowers blossom (lapland rosebay, mountain avens) on the...

• 24000889.jpg Spring wildflowers blossom (lapland rosebay, mountain avens) on the...

• 24000840.jpg Spring wildflowers blossom (lapland rosebay, mountain avens) on the...

• 24000884.jpg Spring wildflowers blossom (lapland rosebay, mountain avens) on the...

• 21042497.jpg Semi-palmated sandpiper on the tundra in mt aven wildflowers going to...

• 21042489.jpg Semi-palmated sandpiper on the tundra in mt aven wildflowers going to...

• 21042464.jpg Semi-palmated sandpiper on the tundra in mt aven wildflowers going to...

• 21042460.jpg Semi-palmated sandpiper on the tundra in mt aven wildflowers going to...

• 21042495.jpg Semi-palmated sandpiper on the tundra in mt aven wildflowers going to...

• 21042483.jpg Semi-palmated sandpiper on the tundra in mt aven wildflowers going to...

• 24000853.jpg Alpine milkvetch and mountain avens blossom the spring tundra in...

• 30012744.jpg A mountain lake begins to melt in Oolah Pass, Brooks Range, Gates of the...

• 10997-2.jpg Tundra view in the Alaska Range mountains.

• 10994.jpg Tundra view in the Alaska Range mountains.

• 25023616-Mountai...jpg Mountain aven flowers bloom on the tundra in the slopes of the Aquarius...

• 22033367-Mountai...jpg Mountain aven wildflowers, Utukok Uplands, National Petroleum Reserve...

• 21028482-Mountai...jpg Mountain aven wildflowers along the cliff of the Etivluk river, Arctic,...

• 25024026.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25022996.jpg Gates of the Arctic National Park, Alaska

• 25023618.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25024034.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25023443.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25022987.jpg Gates of the Arctic National Park, Alaska

• 25023640.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• Aquarius_Valley.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25023637.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25023447.jpg Arrigetch Peaks, Gates of the Arctic National Park, Alaska

• 25023613.jpg Gates of the Arctic National Park, Alaska

• 25023606.jpg Gates of the Arctic National Park, Alaska

• 25022998.jpg Gates of the Arctic National Park, Alaska

• 25022985.jpg Gates of the Arctic National Park, Alaska

• 25023001-Backpac...jpg Man backpacks through summer wildflowers on the tundra in the Gates of...

• 22033352.jpg The midnight sun hovers over the horizon on summer solstice in the...

• 22033201.jpg American golden plover, Utukok Uplands, National Petroleum Reserve...

• 22033174.jpg American golden plover, Utukok Uplands, National Petroleum Reserve...

• 2112529.jpg Tented camp, Utukok Uplands, National Petroleum Reserve Alaska, Arctic,...

• 22032725.jpg Caribou of the Western arctic herd migrate through the Utukok Uplands,...

• 22032598.jpg Rock ptarmigan, Utukok Uplands, National Petroleum Reserve Alaska,...

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