[The Rose Family in Denali National Park and Preserve]

Alpine Avens, Ross' Avens

Geum rossii var. rossii

Synonym: Acomastylis rossii

Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Ross' avens as seen on tundra on the east-facing tundra slopes of Pillow Basalt Ridge (northeast corner of Thoro Ridge) about one mile downstream from the Park Road along the west side of Little Stony Creek, Denali National Park and Preserve..............June 17, 2012.

Close-up of a flower of Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii) - Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii) - Close-up of a flower of Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii) - Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Ross' avens as seen on tundra on the east-facing tundra slopes of Pillow Basalt Ridge (northeast corner of Thoro Ridge) about one mile downstream from the Park Road along the west side of Little Stony Creek, Denali National Park and Preserve..............June 17, 2012.

Alpine Avens, Ross'Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Ross' avens from atop Thoro Ridge, Denali National Park..........June 23, 2002.

Close-up of a flower of Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii) - Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii) - Close-up of a flower of Alpine Avens, Ross' Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Close-ups of the flowers of Ross' avens as seen on tundra between Eielson Visitors Center and the western base of Green Dome, Denali National Park and Preserve.............June 20, 2012.

Alpine Avens, Ross'Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii) - Alpine Avens, Ross'Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)
Ross' avens from atop Thoro Ridge, Denali National Park..........June 23, 2002.

Pinnately compound leaf of Alpine Avens, Ross'Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)
Leaf of Ross' avens from atop Thoro Ridge, Denali National Park..........June 23, 2002.

Leaves of Alpine Avens, Ross'Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)

Leaves of Ross' avens as seen on gravelly slopes to the east of Gravel Mt. and Stony Creek.....................September 6, 2009.

Flower of Alpine Avens, Ross'Avens: Geum rossii var. rossii (Synonym: Acomastylis rossii)


Paul Slichter