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

A portion of the female spike of Henderson's sedge as seen at Saddle Mt. State Park in the norther Oregon Coast Range.........May 21, 2009.

Close-ups of the inflorescence of Henderson's sedge as seen at Saddle Mt. State Park in the norther Oregon Coast Range........May 21, 2009. The photo at left shows a close-up of the male spike with the long yellowish stamens redaily visible. The other 3 photos show the female spike with the 3 stigmas atop each perigynia easily visible. A portion of the leaf sheath is visible in the photo at right center.

The inflorescence (with terminal male spike most visible) and a close-up of the leaf sheath of Henderson's sedge as seen at Saddle Mt. State Park in the norther Oregon Coast Range.........May 21, 2009.

Additional close-up images of the inflorescence and a close-up of the inflated leaf sheath of Henderson's sedge as seen along the Springwater Trail several hundred meters west of Palmblad Avenue in eastern Gresham, OR.........May 24, 2011.

Henderson's sedge observed in meadows atop Mount Hebo, Siuslaw National Forest......June 2, 2021.