Central Washington Flora Project
Agropyron
Agropyron spictatum var. spictatum- Bluebunch Wheatgrass
Agropyron spictatum var. pubescens- Bluebunch Wheatgrass
Agropyron scribneri- Spreading Wheatgrass
Agropyron caninum ssp. majus var. latiglume- Broadglumed Wheatgrass
Agropyron caninum ssp. majus var. andinum- Bearded Wheatgrass
Agropyron caninum ssp. majus var. majus- Slender Wheatgrass
Agropyron caninum ssp. majus var. unilaterale- Wheatgrass
Agropyron dasytachyum- Thick-spiked Wheatgrass
Agropyron smithii- Bluestem Wheatgrass
Agrostis
Agrostis alba var. palustris- Creeping Bentgrass (Native?)
Agrostis alba var. stolonifera- Fiorin (Native?)
Agrostis alba var. alba- Redtop (Native?)
Agrostis diegoensis- Thin Bentgrass
Agrostis thurberiana- Thurbur Bentgrass
Agrostis humilis- Alpine Bentgrass
Agrostis exarata ssp. exarata var. monolepsis- Spike Bentgrass
Agrostis exarata ssp. exarata var. exarata- Spike Bentgrass (mainly west Cascades)
Agrostis exarata ssp. minor- Spike Bentgrass
Agrostis borealis- Northern Bentgrass (reportedly in WA)
Agrostis variabilis- Variant Bentgrass
Agrostis scabra- Winter Bentgrass
Agrostis idahoensis- Idaho Bentgrass
Agrostis oregonensis- Oregon Bentgrass
Alopecurus
Alopecurus aequalis- Shortawn Foxtail
Alopecurus saccatus- Pacific Meadow Foxtail
Alopecurus geniculatus- Water Foxtail
Aristida
Aristida longiseta var. robusta- Red Three-awn
Beckmannia
Beckmannia syzigache- American Sloughgrass
Bromus
Bromus carinatus var. linearis- California Brome
Bromus carinatus var. carinatus- California Brome
Bromus suksdorfii- Suksdorf's Brome (south Cascades in WA and south)
Bromus orcuttianus- Orcutt Brome (Mt. Rainier and south)
Bromus ciliatus- Fringed Brome
Bromus vulgaris var. eximius- Columbia Brome (south Cascades and south)
Bromus vulgaris var. vulgaris- Columbia Brome
Calamagrostis
Calamagrostis tweedyi- Cascade Reedgrass
Calamagrostis rubescens- Pinegrass
Calamagrostis purpurascens- Purple Pinegrass
Calamagrostis sesquiflora- One-and-a-half Flowered Reedgrass
Calamagrostis neglecta var. neglecta- Slimstem Reedgrass
Calamagrostis inexpansa var. inexpansa- Narrow-spiked Reedgrass
Calamagrostis canadensis var. scabra- Bluejoint Reedgrass (west Cascades in WA)
Calamagrostis canadensis var. robusta- Bluejoint Reedgrass
Calamagrostis canadensis var. acuminata- Bluejoint Reedgrass
Calamagrostis canadensis var. imberbis- Bluejoint Reedgrass (British Columbia and north, disjunct at Mt. Adams)
Calamagrostis canadensis var. canadensis- Bluejoint Reedgrass
Cenchrus
Cenchrus longispinus- Bur Grass
Cinna
Cinna latifolia- Woodreed
Danthonia
Danthonia spicata var. pinetorum- Poverty Danthonia
Danthonia intermedia- Timber Oatgrass
Danthonia californica- California Oatgrass
Danthonia unispicata- One-spike Oatgrass
Deschampsia
Deschampsia atropurpurea var. latifolia- Mountain Hairgrass
Deschampsia danthonioides- Annual Hairgrass
Deschampsia elongata- Slender Hairgrass
Deschampsia cespitosa var. cespitosa- Tufted Hairgrass
Distichlis
Distichlis stricta var. dentata- Alkali Saltgrass
Elymus
Elymus cinereus var. pubens- Giant Wildrye
Elymus cinereus var. cinereus- Giant Wildrye
Elymus triticoides var. pubescens- Creeping Wildrye
Elymus triticoides var. triticoides- Creeping Wildrye (more common south and east of WA)
Elymus hirsutus- Hairy Wildrye (west slope of Cascades in WA)
Elymus glaucus var. breviaristatus- Blue Wildrye (west Cascades to 6000 ft.)
Elymus glaucus var. jepsonii- Blue Wildrye
Elymus glaucus var. glaucus- Blue Wildrye
Elymus canadensis- Nodding Wildrye
Eragrostis
Eragrostis cilianensis- Stinkgrass
Eragrostis hypnoides- Creeping Eragrostis (mainly west Cascades)
Festuca
Festuca megalura- Foxtail Fescue (native?)
Festuca octoflora var. tenella- Slender Fescue (in WA?)
Festuca octoflora var. hirtella- Slender Fescue (in WA?)
Festuca bromoides- Barren Fescue
Festuca microstachys- Small Fescue
Festuca scabrella- Buffalo Bunchgrass
Festuca subulata- Bearded Fescue
Festuca occidentalis- Western Fescue
Festuca ovina var. rydbergii- Sheep Fescue
Festuca ovina var. brevifolia- Alpine Fescue
Festuca viridula- Mountain Bunchgrass
Festuca idahoensis var. idahoensis- Idaho Fescue
Festuca rubra var. rubra- Red Fescue
Festuca rubra var. littoralis- Red Fescue (inland in WA?)
Glyceria
Glyceria occidentalis- Western Mannagrass
Glyceria borealis- Northern Mannagrass
Glyceria grandis- American Mannagrass
Glyceria stricta var. stricta- Fowl Mannagrass
Glyceria elata- Tall Mannagrass
Hierochloe
Hierochloe odorata- Seneca Grass
Hierochloe occidentalis- California Sweetgrass (Klickitat Co. and south)
Hordeum
Hordeum jubatum- Squirrel-Tail (native?)
Hordeum brachyantherum- Meadow Barley
Hordeum pusillum- Little Barley (native?)
Hordeum depressum- Low Barley (native?)
Koeleria
Koeleria cristata- Prairie Junegrass
Leersia
Leersia oryzoides- Cutgrass
Melica
Melica smithii- Smith's Melic
Melica harfordii- Harford's Melic (southern Cascades in WA and south)
Melica fugax- Little Oniongrass
Melica subulata var. subulata- Alaska Oniongrass
Melica spectabilis- Showy Oniongrass
Melica bulbosa var. intonsa- Oniongrass (endemic to Mt. Stuart and Wenatchee Mts.)
Melica bulbosa var. bulbosa- Oniongrass
Muhlenbergia
Muhlenbergia minutissima- Annual Muhly (Yakima Co. and south)
Muhlenbergia asperifolia- Alkali Muhly
Muhlenbergia richardsonis- Mat Muhly
Muhlenbergia filiformis- Pullup Muhly
Muhlenbergia andina- Foxtail Muhly
Muhlenbergia mexicana- Leafy Muhly
Muhlenbergia racemosa- Wild Timothy (possibly in eastern WA)
Muhlenbergia glomerata- Marsh Muhly
Oryzopsis
Oryzopsis hendersonii- Henderson Ricegrass
Oryzopsis hymenoides- Indian Ricegrass
Oryzopsis exigua- Little Ricegrass
Panicum
Panicum scribnerianum- Scribner Panicgrass
Panicum occidentale- Western Witchgrass
Paspalum
Paspalum distichum- Knotgrass (mostly west Cascades in WA)
Phleum
Phleum alpinum- Alpine Timothygrass
Phragmites
Phragmites communis- Common Reed
Pleuropogon
Pleuropogon refractus- Nodding Semaphoregrass
Poa
Poa annua- Anual Bluegrass (native?)
Poa fendleriana- Muttongrass
Poa nervosa var. wheeleri- Wheeler's Bluegrass
Poa compressa- Canadian Bluegrass
Poa curtifolia- Mt. Stuart Bluegrass
Poa grayana- Grey's Bluegrass
Poa bulbosa- Bulbous Bluegrass (intro from Europe)
Poa cusickii var. cusickii- Cusick's Bluegrass
Poa cusickii var. purpurascens- Bluegrass
Poa cusickii var. epilis- Skyline Bluegrass
Poa reflexa- Nodding Bluegrass
Poa leptocoma var. paucispicula- Bog Bluegrass
Poa leptocoma var. leptocoma- Bog Bluegrass
Poa interior- Inland Bluegrass
Poa pratensis- Kentucky Bluegrass (native?)
Poa leibergii- Leiberg's Bluegrass (lower Columbia and Snake Rivers)
Poa rupicola- Timberline Bluegrass (north Cascades and north and in Rocky Mts.)
Poa alpina- Alpine Bluegrass
Poa stenantha- Trinius' Bluegrass
Poa lettermanii- Letterman's Bluegrass
Poa suksdorfii- Suksdorf's Bluegrass (present on a few peaks in western WA)
Poa gracillima var. gracillima- Pacific Bluegrass
Poa juncifolia- Alkali Bluegrass
Poa nevadensis- Nevada Bluegrass
Poa scabrella- Pine Bluegrass
Poa sandbergii- Sandberg's Bluegrass
Poa incurva- Curly Bluegrass
Polypogon
Polypogon interruptus- Ditch Beard-grass (native?)
Puccinellia
Puccinellia lemmonii- Lemon's Alkaligrass
Puccinellia pauciflora var. microtheca- Weak Alkaligrass
Puccinellia distans- Weeping Alkaligrass
Puccinellia cusickii- Cusick's Alkaligrass (Klickitat Co. and south)
Puccinellia nuttalliana- Nuttall's Alkaligrass
Schedonnardus
Schedonnardus paniculatus- Tumblegrass (in WA?)
Scribneria
Scribneria bolanderi- Scribner-grass (Klickitat Co. and south)
Sitanion
Sitanion hystrix var. brevifolium- Bottlebrush Squirreltail (in WA?)
Sitanion hystrix var. hordeoides- Bottlebrush Squirreltail
Sitanion hystrix var. hystrix- Bottlebrush Squirreltail
Sitanion jubatum- Big Squirreltail
Spartina
Spartina gracilis- Alkali Cordgrass
Spartina pectinata- Prairie Cordgrass
Sphenopholis
Sphenopholis obtusata- Wedgegrass
Sporobolus
Sporobolus asper- Rough Dropseed
Sporobolus cryptandrus- Sand Dropseed
Sporobolus airoides- Alkali Sacaton
Stipa
Stipa comata var. intermedia- Tweedy's Needlegrass
Stipa comata var. comata- Needlegrass
Stipa thurberiana- Thurber's Needlegrass
Stipa lemmonii var. pubescens- Lemmon's Needlegrass
Stipa lemmonii var. lemmonii- Lemon's Needlegrass
Stipa occidentalis var. occidentalis- Western Needlegrass
Stipa occidentalis var. minor- Small Needlegrass
Stipa occidentalis var. nelsonii- Nelson's Needlegrass
Trisetum
Trisetum wolfii- Wolf's Trisetum
Trisetum spicatum- Spike Trisetum
Trisetum canescens- Tall Trisetum
Trisetum cernuum- Nodding Trisetum