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

Northern Singlespike Sedge, Snowbank Sedge

Carex scirpoidea ssp. scirpoidea

Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis

Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis)

Northern singlespike sedge as seen from Canyon Mountain, Malheur National Forest.........August 1, 2011.

Spike from a female plant of Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis) - Spike from a female plant of Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis)

Spikes of female plants of northern singlespike sedge as seen from Canyon Mountain, Malheur National Forest..........August 1, 2011. In this species, there is generally only one spike per stem, although very occasionally there might be two or three present. Generally, three stigmas are present.

Spike from a male plant of Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis) - Spike from a male plant of Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis)

Spikes of male plants of northern singlespike sedge as seen from Canyon Mountain, Malheur National Forest...........August 1, 2011.


Close-up of the junction of the leaf blade with the sheath of Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis) - Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis)

A close-up of the junction of the leaf blade with its sheath as well as an entire plant. Plants generally range from 10-35 cm high.

Close-up of the hairy perigynia of Northern Singlespike Sedge, Snowbank Sedge: Carex scirpoidea ssp. scirpoidea (Synonyms: Carex athabascensis, Carex scirpiformis, Carex scirpoidea var. scirpiformis)

Close-up of the hairy perigynia of northern singlespike sedge as seen in a moist serpentine meadow along the Canyon Mountain Trail #218, Strawberry Mountain Wilderness...........August 19, 2011.

Paul Slichter