[Sedges: The Genus Carex East of the Cascade Mountains of Oregon and Washington]

Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge

Carex multicostata

Synonym: Carex pachycarpa

Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa)

What may be many-ribbed sedge as seen in dry meadows near the junction of FS Road 35 and FS Road 3517, Wenatchee National Forest..........July 6, 2012.

Perigynia of Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa)

Perigynia of Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa) - Inflorescence of Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa)

Close-ups of the perigynia and inflorescence of what may be many-ribbed sedge as seen in dry meadows near the junction of FS Road 35 and FS Road 3517, Wenatchee National Forest.........July 6, 2012.

Close-up of the perigynia of Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa)

Close-up of the perigynia of what may be many-ribbed sedge as seen in dry to moist sedge and grass meadows in the Fish Lake Campground, Steens Mountain summit, Harney County, Oregon.......September 2, 2011.

Close-up of the inflorescence of Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa) - Close-up of the perigynia of Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa) - Close-up of the Manyrib Sedge, Many-rib Sedge, Many-ribbed Sedge: Carex multicostata (Synonym: Carex pachycarpa)

Close-up the inflorescence and perigynia of what may be many-ribbed sedge as seen in dry to moist sedge and grass meadows in the Fish Lake Campground, Steens Mountain summit, Harney County, Oregon.......September 2, 2011. Note the heavily veined perigynia with broad veins, narrow perrigynia bracts, and some anthers visible in the lower inflorescence.
Paul Slichter