Central Washington Flora Project
Carex
Carex geyeri- Elk Sedge
Carex capitata- Capitate Sedge
Carex nardina- Spikenard Sedge
Carex filifolia- Thread-leaved Sedge
Carex breweri var. paddoensis- Brewer's Sedge
Carex pyrenaica- Pyrenaean Sedge
Carex nigricans- Black Alpine Sedge
Carex leptalea- Bristle Stalked Sedge
Carex scirpoidea var. stenochlaena- Sedge
Carex circinata- Coiled Sedge (in WA Cascades?)
Carex atherodes- Awned Sedge
Carex saxatilis var. major- Russet Sedge (Clallam Co. and north)
Carex hystricina- Porcupine Sedge
Carex vesicaria var. major- Inflated Sedge (occasionally east from coastal region)
Carex vesicaria var. vesicaria- Inflated Sedge
Carex rostata- Beaked Sedge
Carex retrorsa- Retrorse Sedge
Carex concinnoides- Northwest Sedge
Carex pensylvanica var. vespertina- Long-stolon Sedge
Carex rossii- Ross Sedge (in WA?)
Carex luzulina- Woodrush Sedge
Carex halliana- Hall's Sedge (Mt. Adams and south)
Carex lasiocarpa var. americana- Slender Sedge
Carex lanuginosa- Wooly Sedge
Carex amplifolia- Bigleaf Sedge
Carex oederi var. viridula- Green Sedge
Carex limosa- Mud Sedge
Carex paupercula- Sedge
Carex raynoldsii- Raynold's Sedge
Carex spectabilis- Showy Sedge
Carex buxbaumii- Buxbaum's Sedge
Carex albonigra- Black and White Scaled Sedge
Carex atrata var. erecta- Blackened Sedge (Mt. Adams and south and east)
Carex mertensii- Mertens' Sedge
Carex californica- California Sedge
Carex aurea- Golden Sedge
Carex obnupta- Slough Sedge
Carex eurycarpa- Wide-fruit Sedge
Carex lenticularis var. lenticularis- Sedge
Carex nebrascensis- Nebraska Sedge
Carex aperta- Columbia Sedge
Carex scopulorum- Holm's Rocky Mountain Sedge
Carex aquatilis- Water Sedge
Carex sitchensis- Sitka Sedge
Carex disperma- Soft-leaved Sedge
Carex foetida var. vernacula- Foetid Sedge (Mt. Adams and south)
Carex simulata- Short-beaked Sedge
Carex douglasii- Douglas' Sedge
Carex praegracilis- Clustered Field Sedge
Carex siccata- Silvertop Sedge
Carex hoodii- Hood's Sedge
Carex densa- Dense Sedge
Carex vulpinoidea- Fox Sedge
Carex diandra- Lesser Panicled Sedge
Carex cusickii- Cusick's Sedge
Carex stipata- Sawbeak Sedge
Carex jonesii- Jone's Sedge (Mt. Adams and south)
Carex neurophora- Alpine Nerved Sedge
Carex arcta- Northern Clustered Sedge
Carex brunnescens- Brownish Sedge
Carex laeviculmis- Smooth-stem Sedge
Carex canescens- Gray Sedge
Carex deweyana- Dewey's Sedge
Carex illota- Sheep Sedge
Carex interior- Inland Sedge
Carex muricata- Muricate Sedge
Carex unilateralis- One-sided Sedge (mainly west Cascades)
Carex athrostachya- Slenderbeaked Sedge
Carex fracta- Fragile-sheathed Sedge
Carex phaeocephala- Dunhead Sedge
Carex multicostata- Many-ribbed Sedge
Carex limnophila- Pond Sedge
Carex subfusca- Rusty Sedge
Carex petasata- Liddon's Sedge
Carex crawfordii- Crawford's Sedge
Carex pachystachya- Thick-headed Sedge
Carex microptera- Small-winged Sedge
Carex haydeniana- Hayden's Sedge
Carex proposita- Smokey Mt. Sedge
Carex leporina- Hare Sedge
Carex leporinella- Sierra Hare Sedge
Carex praticola- Meadow Sedge
Carex bebbii- Bebb's Sedge
Carex straminiformis- Mt. Shasta Sedge
Cyperus
Cyperus rivularis- Shining Flatsedge (more common east of Northwest)
Cyperus acuminatus- Short-pointed Flatsedge
Cyperus aristatus- Awned Flatsedge
Cyperus erythrorhizos- Red-rooted Flatsedge
Cyperus stigosus- Straw-colored Flatsedge
Cyperus esculentus- Yellow Nut Grass
Cyperus schweinitzii- Schweinitz Flatsedge
Dulichium
Dulichium arundinaceum- Dulichium
Eleocharis
Eleocharis parvula var. parvula- Small Spike-Rush (along coast and scattered stations inland)
Eleocharis pauciflora- Few-Flowered Spike-Rush
Eleocharis rostellata- Beaked Spike-Rush
Eleocharis acicularis- Needle Spike-Rush
Eleocharis bella- Delicate Spike-Rush
Eleocharis palustris- Common Spike-Rush
Eleocharis atropurpurea- Purple Spike-Rush
Eleocharis ovata- Ovoid Spike-Rush
Eriophorum
Eriophorum polystachion- Many-spiked Cotton Grass
Eriophorum gracile- Slender Cotton Grass
Hemicarpha
Hemicarpha micrantha- Small-flowered Hemicarpa (southern WA and south)
Kobresia
Dulichium arundinaceum- Dulichium
Rhynchospora
Rhynchospora alba- White Beakrush
Scirpus
Scirpus cespitosus (Western WA and Cascades of OR)- Tufted Clubrush
Scirpus subterminalis- Water Clubrush
Scirpus olneyi- Water Bulrush
Scirpus americanus- Three Square Bulrush
Scirpus nevadensis- Nevada Clubrush
Scirpus heterochaeus- Pale Great Bulrush
Scirpus acutus- Hardstem Bulrush
Scirpus validus- Softstem Bulrush
Scirpus fluviatilis- River Bulrush
Scirpus maritimus var. paludosus- Seacoast Bulrush
Scirpus microcarpus- Small-fruit Bulrush