[Sedges: The Genus Carex in Mt. Adams Country]

Hall's Sedge, Oregon Sedge

Carex halliana

Synonym: Carex oregonensis

Close-up of the inflorescence of Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Close-up of the inflorescence of Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Close-up of the inflorescence of Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis)

Close-ups of the inflorescence of Hall's sedge as seen in Muddy Meadows near the trailhead, northern slopes of Mt. Adams..........August 28, 2012.

Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Inflorescence of Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis)

Hall's sedge observed along the Shorthorn Trail #12 several hundred yards uphill from the trailhead, Mt. Adams Wilderness......July 10, 2020 (left and center) and July 22, 2024 (right).

Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis)

The photo above shows Hall's sedge as seen on the dry, coarsely volcanic sand slopes of Mt. Hood about one-half mile east of Timberline Lodge along the Pacific Crest Trail.........August 29, 2008. Note that each spike in the inflorescence is relatively long and narrow.

Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis)

The photo at left shows a close-up of the terminal male spike and the photo at right a lateral female spike of Hall's sedge as seen along the Pacific Crest Trail about one-half mile east of Timberline Lodge on Mt. Hood.........August 29, 2008.

Perigynia of Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Perigynia of Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis)

The 2 photos above show close-ups of the perigynia of Hall's sedge as seen along the Pacific Crest Trail about one-half mile east of Timberline Lodge on Mt. Hood.........August 29, 2008. Note that the perigynia are pubescent. Although not visible here, there would normally be 3 stigmas.

Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis)

The photo above shows a close-up of Hall's sedge as seen along the Pacific Crest Trail about one-half mile east of Timberline Lodge on Mt. Hood........August 29, 2008.

Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) - Hall's Sedge, Oregon Sedge: Carex halliana (Synonym: Carex oregonensis) -

The 3 photos above show several close-ups of the female spikes of Hall's sedge as seen along the Pacific Crest Trail about one-half mile east of Timberline Lodge on Mt. Hood.........August 29, 2008.

Paul Slichter