OntarioNativeGrasses

Sedges have edges and rushes are round,
Grasses are hollow with nodes to be found.

Ontario Native Grasses, Reeds and Sedges
Acorus americanus Sweetflag
Agrostis canina Brown Bentgrass	Agrostis geminata Hairgrass	Agrostis hyemalis Winter Bentgrass	Agrostis mertensii Arctic Bentgrass	Agrostis perennans Perennial Bentgrass	Agrostis scabra Rough Bentgrass
	Agrostis scabra var. scabra Rough Bentgrass	Agrostis scabra var. septentrionalis Rough Bentgrass	Agrostis stolonifera Spreading Bentgrass
Alopecurus aequalis Short-awn Foxtail	Alopecurus aequalis var. aequalis Short-awn Foxtail	Alopecurus alpinus Mountain Foxtail
Andropogon gerardii Big Bluestem	Andropogon hallii Sand Bluestem	Andropogon virginicus Broom-sedge	Andropogon virginicus var. virginicus Common Broom-sedge
Aristida basiramea Forked Three-awn Grass	Aristida dichotoma Shinners Three-awn Grass	Aristida dichotoma var. dichotoma Shinners Three-awn Grass	Aristida longespica Slim-spike Three-awn Grass	Aristida longespica var. geniculata Spiked Needlegrass	Aristida longespica var. longespica Slim-spike Three-awn Grass
	Aristida purpurascens Purple Needlegrass	Aristida purpurascens var. purpurascens Arrowfeather Three-awn
Ammophila breviligulata American Beachgrass
Arctagrostis latifolia Broad-leaf Arctagrostis	Arctagrostis latifolia ssp. latifolia Broad-leaf Arctagrostis
Arctophila fulva Pendant-grass
Beckmannia syzigachne American Sloughgrass
Blysmus rufus Red Bulrush
Bouteloua curtipendula Side-oats Grama	Bouteloua curtipendula var. curtipendula Sideoats Grama	Bouteloua gracilis Blue Gramma
Brachyelytrum erectum Bearded Shorthusk	Brachyelytrum erectum var. erectum Bearded Shorthusk	Brachyelytrum erectum var. glabratum Bearded Shorthusk	Brachyelytrum septentrionale Northern Shorthusk
Bromus ciliatus Fringed Brome	Bromus ciliatus var. ciliatus Fringed Brome	Bromus inermis Awnless Brome	Bromus inermis ssp. pumpellianus Awnless Brome	Bromus inermis var. purpurascens Awnless Brome	Bromus kalmii Wild Chess
	Bromus latiglumis Broad-glumed Brome	Bromus nottowayanus Nottoway Brome Grass	Bromus pubescens Hairy Wood Brome
Bulbostylis capillaris Dense-tuft Hairsedge	Bulbostylis capillaris ssp. capillaris Common Hairsedge
Calamagrostis canadensis Blue-joint Reedgrass	Calamagrostis canadensis var. canadensis Blue-joint Reedgrass	Calamagrostis canadensis var. langsdorfii Blue-joint Reedgrass	Calamagrostis canadensis var. macouniana Blue-joint Reedgrass	Calamagrostis deschampsioides Circumpolar Small-reedgrass	Calamagrostis epigeios ssp. epigeios Feathertop
	Calamagrostis lapponica Lapland Reedgrass	Calamagrostis pickeringii Pickering's Reed Bentgrass	Calamagrostis purpurascens Purple Reedgrass	Calamagrostis purpurascens var. purpurascens Purple Reedgrass	Calamagrostis stricta Slim-stem Small-reedgrass
	Calamagrostis stricta ssp. inexpansa New England Northern Reedgrass	Calamagrostis stricta ssp. stricta Northern Reedgrass	Calamagrostis stricta var. stricta Bentgrass
Calamovilfa longifolia Sand Reedgrass	Calamovilfa longifolia var. longifolia Long-leaved Reed Grass	Calamovilfa longifolia var. magna Sand Reed-grass
Carex adusta Crowded Sedge	Carex aggregata Glomerate Sedge	Carex alata Broadwing Sedge	Carex albicans Bellow-beaked Sedge	Carex albicans var. albicans Bellow-beaked Sedge	Carex albicans var. emmonsii Emmon's Sedge
	Carex albursina White Bear Sedge	Carex alopecoidea Foxtail Sedge	Carex amphibola Eastern Narrowleaf Sedge	Carex annectens Yellow-fruit Sedge	Carex appalachica Appalachian Sedge
	Carex aquatilis Water Sedge	Carex aquatilis var. aquatilis Water Sedge	Carex aquatilis var. stans Water Sedge	Carex arcta Northern Clustered Sedge	Carex arctata Black Sedge
	Carex argyrantha Hay Sedge	Carex assiniboinensis Assiniboine Sedge	Carex atherodes Awned Sedge	Carex atlantica Prickly Bog Sedge	Carex atlantica ssp. atlantica Atlantic Sedge
	Carex atlantica ssp. capillacea Howe's Sedge	Carex atratiformis Black Sedge	Carex atrofusca Scorched Alpine Sedge	Carex atrofusca var. atrofusca Scorched Alpine Sedge	Carex aurea Golden-fruit Sedge
	Carex backii Rocky Mountain Sedge	Carex bebbii Bebb's Sedge	Carex bicknellii Bicknell's Sedge	Carex bicknellii var. bicknellii A Bicknell Sedge	Carex bicolor Two-color Sedge
	Carex bigelowii Bigelow's Sedge	Carex blanda Woodland Sedge	Carex brevior Fescue Sedge	Carex bromoides Brome-like Sedge	Carex bromoides ssp. bromoides Brome-like Sedge
	Carex brunnescens Brownish Sedge	Carex brunnescens ssp. brunnescens Brownish Sedge	Carex brunnescens ssp. sphaerostachya Brownish Sedge	Carex buxbaumii Buxbaum's Sedge	Carex canescens Hoary Sedge
	Carex canescens ssp. canescens Hoary Sedge	Carex canescens ssp. disjuncta Silvery Sedge	Carex capillaris Hair-like Sedge	Carex capitata Capitate Sedge	Carex capitata ssp. arctogena Capitate Sedge
	Carex capitata ssp. capitata	Carex careyana Carey's Sedge	Carex castanea Chestnut-colored Sedge	Carex cephaloidea Thinleaf Sedge	Carex cephalophora Oval-leaf Sedge
	Carex chordorrhiza Creeping Sedge	Carex communis Fibrous-root Sedge	Carex communis var. communis Fibrous-root Sedge	Carex comosa Bristly Sedge	Carex concinna Beautiful Sedge
	Carex conoidea Field Sedge	Carex crawei Crawe's Sedge	Carex crawfordii Crawford's Sedge	Carex crinita Fringed Sedge	Carex crinita var. crinita Fringed Sedge
	Carex cristatella Crested Sedge	Carex crus-corvi Ravenfoot Sedge	Carex cryptolepis Northeastern Sedge	Carex cumulata Clustered Sedge	Carex davisii Davis' Sedge
	Carex debilis White-edge Sedge	Carex debilis var. rudgei White-edge Sedge	Carex deflexa Short-stemmed Sedge	Carex deweyana Short-scale Sedge	Carex deweyana var. deweyana Short-scale Sedge
	Carex diandra Lesser Panicled Sedge	Carex digitalis Slender Wood Sedge	Carex digitalis var. digitalis	Carex disperma Softleaf Sedge	Carex eburnea Ebony Sedge
	Carex echinata Little Prickly Sedge	Carex echinata ssp. echinata Little Prickly Sedge	Carex emoryi Emory's Sedge	Carex exilis Coast Sedge	Carex festucacea Fescue Sedge
	Carex flaccosperma Thin-fruit Sedge	Carex flaccosperma var. glaucodea Flaccid Sedge	Carex flava Yellow Sedge	Carex folliculata Long Sedge	Carex formosa Handsome Sedge
	Carex frankii Frank's Sedge	Carex garberi Elk Sedge	Carex glacialis Alpine Sedge	Carex glareosa Weak-cluster Sedge	Carex glareosa ssp. glareosa Weak-cluster Sedge
	Carex glareosa var. amphigena Weak-cluster Sedge	Carex glareosa var. glareosa Weak-cluster Sedge	Carex gracilescens Slender Sedge	Carex gracillima Graceful Sedge	Carex granularis Meadow Sedge
	Carex granularis var. granularis Meadow Sedge	Carex granularis var. haleana Meadow Sedge	Carex gravida Heavy-fruited Sedge	Carex gravida var. gravida Heavy-fruited Sedge	Carex grayi Asa Gray's Sedge
	Carex grisea Inflated Narrowleaf Sedge	Carex gynandra Mountain Fringed Sedge	Carex gynocrates Northern Bog Sedge	Carex haydeniana Hayden's Sedge	Carex haydenii Cloud Sedge
	Carex heleonastes Hudson Bay Sedge	Carex heleonastes ssp. heleonastes Hudson Bay Sedge	Carex hirsutella Hirsute Sedge	Carex hirtifolia Pubescent Sedge	Carex hitchcockiana Hitchcock's Sedge
	Carex hormathodes Marsh Straw Sedge	Carex houghtoniana Houghton's Sedge	Carex hyalinolepis Shoreline Sedge	Carex hystericina Porcupine Sedge	Carex inops Long-stolon Sedge
	Carex inops ssp. heliophila Sun Sedge	Carex interior Inland Sedge	Carex intumescens Bladder Sedge	Carex jamesii Nebraska Sedge	Carex juniperorum Cedar Sedge
	Carex krausei Krause's Sedge	Carex krausei ssp. porsildiana Krause's Sedge	Carex lacustris Lake-bank Sedge	Carex laeviconica Smooth-cone Sedge	Carex laevivaginata Smooth-sheath Sedge
	Carex lasiocarpa Slender Sedge	Carex lasiocarpa var. americana Slender Sedge	Carex laxiculmis Spreading Sedge	Carex laxiculmis var. copulata Spreading Sedge	Carex laxiculmis var. laxiculmis Spreading Sedge
	Carex laxiflora Loose-flower Sedge	Carex laxiflora var. laxiflora Broad Loose-flower Sedge	Carex leavenworthii Leavenworth's Sedge	Carex lenticularis Shore Sedge	Carex lenticularis var. lenticularis Shore Sedge
	Carex leptalea Bristly-stalk Sedge	Carex leptalea ssp. leptalea Bristly-stalk Sedge	Carex leptonervia Finely-nerved Sedge	Carex limosa Mud Sedge	Carex livida Livid Sedge
	Carex livida var. radicaulis Livid Sedge	Carex loliacea Rye-grass Sedge	Carex longii Greenish-white Sedge	Carex lucorum Blue Ridge Sedge	Carex lucorum var. lucorum Blue Ridge Sedge
	Carex lupuliformis False Hop Sedge	Carex lupulina Hop Sedge	Carex lurida Shallow Sedge	Carex mackenziei Mackenzie's Sedge	Carex magellanica Boreal Bog Sedge
	Carex magellanica ssp. irrigua Boreal Bog Sedge	Carex marina Sea Sedge	Carex marina ssp. marina Sea Sedge	Carex maritima Seaside Sedge	Carex meadii Mead's Sedge
	Carex merritt-fernaldii Merritt Fernald's Sedge	Carex mesochorea Midland Sedge	Carex michauxiana Michaux's Sedge	Carex microglochin False Uncinia Sedge	Carex misandra Shortleaf Sedge
	Carex molesta Troublesome Sedge	Carex muehlenbergii Muhlenberg's Sedge	Carex muehlenbergii var. enervis Muhlenberg's Sedge	Carex muehlenbergii var. muehlenbergii Muhlenberg's Sedge	Carex muskingumensis Muskingum Sedge
	Carex nardina Nard Sedge	Carex nigromarginata Black-edge Sedge	Carex normalis Greater Straw Sedge	Carex norvegica Scandinavian Sedge	Carex norvegica ssp. inferalpina Intermediate Sedge
	Carex norvegica ssp. norvegica Scandinavian Sedge	Carex novae-angliae New England Sedge	Carex obtusata Blunt Sedge	Carex oligocarpa Eastern Few-fruit Sedge	Carex oligosperma Few-seed Sedge
	Carex oligosperma var. oligosperma Few-seed Sedge	Carex ormostachya Necklace Spike Sedge	Carex paleacea Chaffy Sedge	Carex pallescens Pale Sedge	Carex parryana Parry's Sedge
	Carex parryana var. parryana Parry's Sedge	Carex pauciflora Few-flower Sedge	Carex peckii White-tinged Sedge	Carex pedunculata Longstalk Sedge	Carex pellita Woolly Sedge
	Carex pensylvanica Pennsylvania Sedge	Carex plantaginea Plantainleaf Sedge	Carex platyphylla Broadleaf Sedge	Carex prairea Prairie Sedge	Carex prasina Drooping Sedge
	Carex praticola Northern Meadow Sedge	Carex projecta Necklace Sedge	Carex pseudocyperus Cyperus-like Sedge	Carex radiata Stellate Sedge	Carex rariflora Loose-flowered Sedge
	Carex rariflora var. rariflora Loose-flowered Sedge	Carex raymondii Black Sedge	Carex recta Salt-marsh Sedge	Carex retroflexa Reflexed Sedge	Carex retrorsa Retrorse Sedge
	Carex richardsonii Richardson's Sedge	Carex rosea Rosy Sedge	Carex rossii Short Sedge	Carex rostrata Beaked Sedge	Carex rupestris Rock Sedge
	Carex rupestris var. rupestris Rock Sedge	Carex salina Salt-marsh Sedge	Carex salina var. salina Salt-marsh Sedge	Carex sartwellii Sartwell's Sedge	Carex sartwellii var. sartwellii Sartwell's Sedge
	Carex saxatilis Russet Sedge	Carex saximontana Rocky Mountain Sedge	Carex scabrata Rough Sedge	Carex schweinitzii Schweinitz's Sedge	Carex scirpoidea Bulrush Sedge
	Carex scirpoidea ssp. convoluta Bulrush Sedge	Carex scirpoidea ssp. scirpoidea Canadian Single-spike Sedge	Carex scoparia Pointed Broom Sedge	Carex scoparia var. scoparia Pointed Broom Sedge	Carex seorsa Weak Stellate Sedge
	Carex shortiana Short's Sedge	Carex siccata Dry-spike Sedge	Carex sparganioides Bur-reed Sedge	Carex sprengelii Longbeak Sedge	Carex squarrosa Squarrose Sedge
	Carex sterilis Dioecious Sedge	Carex stipata Stalk-grain Sedge	Carex stipata var. stipata Stalk-grain Sedge	Carex striatula Lined Sedge	Carex stricta Tussock Sedge
	Carex suberecta Prairie Straw Sedge	Carex subspathacea Hoppner's Sedge	Carex supina Weak Arctic Sedge	Carex supina var. spaniocarpa Weak Arctic Sedge	Carex swanii Swan's Sedge
	Carex sychnocephala Many-headed Sedge	Carex tenera Slender Sedge	Carex tenuiflora Sparse-flower Sedge	Carex tetanica Rigid Sedge	Carex tincta Tinged Sedge
	Carex tonsa Shaved Sedge	Carex tonsa var. rugosperma Umbel-like Sedge	Carex tonsa var. tonsa Shaved Sedge	Carex torreyi Torreys Sedge	Carex torta Twisted Sedge
	Carex tribuloides Blunt Broom Sedge	Carex tribuloides var. tribuloides Blunt Broom Sedge	Carex trichocarpa Hairy-fruit Sedge	Carex trisperma Three-seed Sedge	Carex trisperma var. billingsii Three-seed Sedge
	Carex trisperma var. trisperma Three-seed Sedge	Carex tuckermanii Tuckerman's Sedge	Carex typhina Cattail Sedge	Carex umbellata Hidden Sedge	Carex utriculata Beaked Sedge
	Carex vaginata Sheathed Sedge	Carex vesicaria Inflated Sedge	Carex vesicaria var. distenta Inflated Sedge	Carex vesicaria var. jejuna	Carex vesicaria var. monile Inflated Sedge
	Carex vesicaria var. vesicaria Inflated Sedge	Carex virescens Ribbed Sedge	Carex viridula Little Green Sedge	Carex viridula ssp. brachyrrhyncha Little Green Sedge	Carex viridula ssp. oedocarpa Little Green Sedge
	Carex viridula ssp. viridula Little Green Sedge	Carex viridula var. elatior Little Green Sedge	Carex vulpinoidea Fox Sedge	Carex vulpinoidea var. pycnocephala Fox Sedge	Carex vulpinoidea var. vulpinoidea
	Carex wiegandii Wiegand's Sedge	Carex willdenowii Willdenow's Sedge	Carex williamsii Williams' Sedge	Carex woodii Pretty Sedge	Carex x crinitoides
	Carex x flavicans	Carex x grahamii	Carex x hartii	Carex x knieskernii	Carex x langeana Lange Sedge
	Carex x mainensis	Carex x mendica	Carex x neofilipendula	Carex x neomiliaris	Carex x neorigida
	Carex x nubens	Carex x pannewitziana	Carex x persalina	Carex x physocarpioides	Carex x saxenii
	Carex x saxenii var. dumanii	Carex x saxenii var. saxenii	Carex x stenolepis	Carex x subimpressa Hybrid	Carex x sublimosa
	Carex x subpaleacea	Carex x subreducta	Carex x subsalina	Carex x subviridula	Carex x sullivantii Hybrid -- Sullivant Sedge
	Carex xerantica White-scaled Sedge
Cinna arundinacea Stout Wood Reed-grass	Cinna latifolia Slender Wood Reedgrass
Cyperus bipartitus Shining Flatsedge	Cyperus dentatus Toothed Sedge	Cyperus diandrus Umbrella Flatsedge	Cyperus echinatus Globe Flatsedge	Cyperus erythrorhizos Red-root Flatsedge	Cyperus esculentus Chufa Flatsedge
	Cyperus esculentus var. esculentus Chufa Flatsedge	Cyperus flavescens Yellow Flatsedge	Cyperus houghtonii Houghton's Umbrella-sedge	Cyperus lupulinus Great Plains Flatsedge	Cyperus lupulinus ssp. lupulinus Great Plains Flatsedge
	Cyperus lupulinus ssp. macilentus Great Plains Flatsedge	Cyperus odoratus Rusty Flatsedge	Cyperus schweinitzii Schweinitz's Flatsedge	Cyperus squarrosus Awned Cyperus	Cyperus strigosus Straw-colored Flatsedge
Danthonia compressa Flattened Oatgrass	Danthonia intermedia Vasey Oatgrass	Danthonia spicata Poverty Oatgrass
Deschampsia caespitosa Tufted Hairgrass	Deschampsia flexuosa Wavy Hairgrass	Deschampsia flexuosa var. flexuosa Crinkled Hairgrass
Dichanthelium acuminatum Tapered Rosette Grass	Dichanthelium acuminatum var. acuminatum Tapered Rosette Grass	Dichanthelium acuminatum var. fasciculatum Western Witchgrass	Dichanthelium acuminatum var. lindheimeri Tapered Rosette Grass	Dichanthelium boreale Northern Witchgrass	Dichanthelium boscii Bosc's Witchgrass
	Dichanthelium clandestinum Deer-tongue Witchgrass	Dichanthelium depauperatum Starved Witchgrass	Dichanthelium dichotomum Cypress Witchgrass	Dichanthelium dichotomum var. dichotomum Small-fruited Panicgrass	Dichanthelium latifolium Broad-leaf Witchgrass
	Dichanthelium leibergii Leiberg's Rosette Grass	Dichanthelium linearifolium Slim-leaf Witchgrass	Dichanthelium longiligulatum Coastal Plain Witchgrass	Dichanthelium meridionale Matting Witchgrass	Dichanthelium oligosanthes Heller's Witchgras
	Dichanthelium oligosanthes var. oligosanthes Few-flower Witchgrass	Dichanthelium oligosanthes var. scribnerianum Scribner's Panicgrass	Dichanthelium ovale Egg-leaf Witchgrass	Dichanthelium ovale var. addisonii Commons' Panicgrass	Dichanthelium sabulorum Hemlock Witchgrass
	Dichanthelium sabulorum var. patulum Hemlock Witchgrass	Dichanthelium sabulorum var. thinium Hemlock Witchgrass	Dichanthelium sphaerocarpon Roundfruit Panicgrass	Dichanthelium sphaerocarpon var. sphaerocarpon Roundfruit Panicgrass	Dichanthelium spretum Eaton's Witchgrass
	Dichanthelium villosissimum White-hair Witchgrass	Dichanthelium villosissimum var. praecocius White-hair Witchgrass	Dichanthelium xanthophysum Slender Dichanthelium
Diarrhena americana American Beakgrain	Diarrhena obovata Beak Grass
Dulichium arundinaceum Threeway Sedge
Dupontia fisheri Fisher's Dupontia
Eleocharis acicularis Least Spikerush	Eleocharis acicularis var. acicularis Least Spikerush	Eleocharis compressa Flat-stemmed Spikerush	Eleocharis elliptica Slender Spikerush	Eleocharis engelmannii Engelmann's Spikerush	Eleocharis equisetoides Horsetail Spikerush
	Eleocharis erythropoda Bald Spikerush	Eleocharis geniculata Capitate Spikerush	Eleocharis halophila Saltmarsh Spikerush	Eleocharis intermedia Matted Spikerush	Eleocharis kamtschatica Kamchatka Spikerush
	Eleocharis mamillata Soft-stem Spikerush	Eleocharis nitida Slender Spikerush	Eleocharis obtusa Blunt Spikerush	Eleocharis olivacea Capitate Spikerush	Eleocharis olivacea var. olivacea
	Eleocharis ovata Ovate Spikerush	Eleocharis parvula Small Spikerush	Eleocharis quadrangulata Squarestem Spikerush	Eleocharis quinqueflora Few-flower Spikerush	Eleocharis robbinsii Robbins' Spikerush
	Eleocharis rostellata Beaked Spikerush	Eleocharis smallii Creeping Spikerush	Eleocharis tenuis Slender Spikerush	Eleocharis tenuis var. tenuis Slender Spikerush	Eleocharis uniglumis Creeping Spikerush
Echinochloa muricata Rough Barnyard Grass	Echinochloa muricata var. microstachya Rough Barnyard Grass	Echinochloa muricata var. muricata Rough Barnyard Grass	Echinochloa walteri Walter's Barnyard Grass
Elymus alaskanus Alaska Wild Rye	Elymus alaskanus ssp. latiglumis Alaska Wild Rye	Elymus canadensis Nodding Wild Rye	Elymus glaucus Smooth Wild Rye	Elymus glaucus ssp. glaucus	Elymus hystrix Bottlebrush Grass
	Elymus hystrix var. bigeloviana Bottlebrush Grass	Elymus hystrix var. hystrix Eastern Bottlebrush Grass	Elymus lanceolatus Streamside Wild Rye	Elymus lanceolatus ssp. psammophilus Thickspike	Elymus riparius River Wild Rye
	Elymus submuticus Wild Rye	Elymus trachycaulus Slender Wild Rye	Elymus trachycaulus ssp. subsecundus Slender Wild Rye	Elymus trachycaulus ssp. trachycaulus Slender Wild Rye	Elymus villosus Hairy Wild Rye
	Elymus virginicus Virginia Wild Rye	Elymus virginicus var. virginicus Virginia Wild Rye	Elymus wiegandii Wiegand's Wild Rye	Elymus x ebingeri	Elymus x maltei
	Elymus x pseudorepens Quackgrass
Eragrostis capillaris Tiny Lovegrass	Eragrostis frankii Frank's Love-grass	Eragrostis hypnoides Teal Lovegrass	Eragrostis pectinacea Purple Lovegrass	Eragrostis pectinacea var. pectinacea Western Lovegrass	Eragrostis spectabilis Purple Lovegrass
Eriophorum angustifolium Narrowleaf Cotton-grass	Eriophorum angustifolium ssp. scabriusculum Narrowleaf Cotton-grass	Eriophorum angustifolium ssp. subarcticum Tall Cotton-grass	Eriophorum angustifolium ssp. triste Narrowleaf Cotton-grass	Eriophorum brachyantherum Short-anther Cotton-grass	Eriophorum brachyantherum var. brachyantherum Short-anther Cotton-grass
	Eriophorum callitrix Sheathed Cotton-grass	Eriophorum callitrix var. callitrix Sheathed Cotton-grass	Eriophorum chamissonis Russet Cotton-grass	Eriophorum gracile Slender Cotton-grass	Eriophorum gracile var. caurianum Slender Cotton-grass
	Eriophorum gracile var. gracile Slender Cotton-grass	Eriophorum russeolum Russet Cotton-grass	Eriophorum russeolum var. albidum Russet Cotton-grass	Eriophorum russeolum var. russeolum Russet Cotton-grass	Eriophorum scheuchzeri Scheuchzer's Cotton-grass
	Eriophorum tenellum Rough Cotton-grass	Eriophorum vaginatum Tussock Cotton-grass	Eriophorum vaginatum var. spissum Sheathed Cotton-grass	Eriophorum virginicum Tawny Cotton-grass	Eriophorum viridicarinatum Green Keeled Cotton-grass
	Eriophorum x porsildii	Eriophorum x pylaieanum
Festuca baffinensis Baffin Fescue	Festuca brachyphylla Shortleaf Fescue	Festuca brachyphylla ssp. brachyphylla Shortleaf Fescue	Festuca hallii Rough Fescue	Festuca occidentalis Western Fescue	Festuca richardsonii Richardson's Fescue
	Festuca rubra Red Fescue	Festuca rubra ssp. arenaria Red Fescue	Festuca rubra ssp. rubra Red Fescue	Festuca saximontana Rocky Mountain Fescue	Festuca saximontana var. saximontana Rocky Mountain Fescue
	Festuca subverticillata Nodding Fescue
Fimbristylis autumnalis Slender Fimbry	Fimbristylis puberula Hairy Fimbristylis	Fimbristylis puberula var. puberula Hairy Fimbry
Fuirena pumila Dwarf Umbrella-sedge
Glyceria borealis Small Floating Mannagrass	Glyceria canadensis Canada Mannagrass	Glyceria grandis American Mannagrass	Glyceria grandis var. grandis American Manna Grass	Glyceria laxa Northern Mannagrass	Glyceria melicaria Slender Mannagrass
	Glyceria septentrionalis Floating Mannagrass	Glyceria striata Fowl Mannagrass	Glyceria striata var. striata Fowl Mannagrass	Glyceria striata var. stricta Fowl Mannagrass
Hesperostipa comata Needle-and-Thread	Hesperostipa comata ssp. comata Needle-and-Thread	Hesperostipa spartea Porcupine Needlegrass
Heteranthera dubia Grassleaf Mud-plantain
Hierochloe alpina Alpine Sweet Grass	Hierochloe alpina ssp. orthantha Straight-awn Alpine Sweet Grass	Hierochloe hirta Northern Sweet Grass	Hierochloe hirta ssp. arctica Common Northern Sweet Grass	Hierochloe pauciflora Arctic Sweet Grass
Hordeum marinum Seaside Barley
Hypoxis hirsuta Eastern Yellow Star-grass
Juncus acuminatus Sharp-fruit Rush	Juncus albescens Northern White Rush	Juncus alpinoarticulatus Northern Green Rush	Juncus alpinoarticulatus ssp. nodulosus Northern Green Rush	Juncus arcticus Arctic Rush	Juncus arcticus ssp. alaskanus Arctic Rush
	Juncus arcticus ssp. arcticus Arctic Rush	Juncus articulatus Jointed Rush	Juncus balticus Baltic Rush	Juncus balticus var. littoralis Baltic Rush	Juncus balticus var. stenocarpus Baltic Rush
	Juncus biflorus Grass-leaved Rush	Juncus brachycarpus Short-fruit Rush	Juncus brachycephalus Small-head Rush	Juncus brevicaudatus Narrow-panicle Rush	Juncus bufonius Toad Rush
	Juncus bufonius var. bufonius Toad Rush	Juncus canadensis Canada Rush	Juncus castaneus Chestnut Rush	Juncus castaneus ssp. castaneus Chestnut Rush	Juncus castaneus var. castaneus Chestnut Rush
	Juncus dudleyi Dudley's Rush	Juncus effusus Soft Rush	Juncus effusus var. decipiens Soft Rush	Juncus effusus var. pylaei Soft Rush	Juncus effusus var. solutus Soft Rush
	Juncus ensifolius Three-stamened Rush	Juncus filiformis Thread Rush	Juncus gerardii var. gerardii	Juncus greenei Greene's Rush	Juncus interior Inland Rush
	Juncus interior var. interior Inland Rush	Juncus longistylis Long-styled Rush	Juncus longistylis var. longistylis Long-styled Rush	Juncus marginatus Grassleaf Rush	Juncus militaris Bayonet Rush
	Juncus nodosus Knotted Rush	Juncus nodosus var. nodosus Knotted Rush	Juncus pelocarpus Brown-fruit Rush	Juncus secundus Secund Rush	Juncus stygius Moor Rush
	Juncus stygius ssp. americanus Moor Rush	Juncus subtilis Creeping Rush	Juncus tenuis Slender Rush	Juncus torreyi Torrey's Rush	Juncus triglumis Three-flower Rush
	Juncus vaseyi Vasey's Rush	Juncus x gracilescens	Juncus x nodosiformis
Kobresia myosuroides Pacific Kobresia	Kobresia simpliciuscula Simple Kobresia
Koeleria macrantha Prairie Junegrass
Leersia oryzoides Rice Cutgrass	Leersia virginica Virginia Cutgrass
Leymus innovatus Northwestern Wildrye	Leymus mollis Sea Lyme Grass	Leymus mollis ssp. mollis Sea Lyme Grass
Lipocarpha micrantha Dwarf Bulrush
Luzula acuminata Hairy Woodrush	Luzula acuminata var. acuminata Hairy Woodrush	Luzula confusa Northern Wood-rush	Luzula echinata Hedgehog Woodrush	Luzula groenlandica Greenland Wood-rush	Luzula groenlandica var. groenlandica
	Luzula multiflora Common Woodrush	Luzula multiflora ssp. frigida	Luzula multiflora ssp. multiflora Common Woodrush	Luzula parviflora Small-flower Woodrush	Luzula parviflora ssp. melanocarpa Black-fruited Spike-rush
Melica smithii Smith's Melicgrass
Milium effusum Tall Millet Grass
Muhlenbergia cuspidata Plains Muhlenbergia	Muhlenbergia frondosa Wirestem Muhly	Muhlenbergia glomerata Marsh Muhly	Muhlenbergia mexicana Mexican Muhly	Muhlenbergia racemosa Green Muhly	Muhlenbergia richardsonis Soft-leaf Muhly
	Muhlenbergia schreberi Schreiber's Muhly	Muhlenbergia sobolifera Cliff Muhly	Muhlenbergia sylvatica Woodland Muhly	Muhlenbergia sylvatica var. sylvatica Woodland Muhly	Muhlenbergia tenuiflora Slender Muhly
	Muhlenbergia uniflora Fall Dropseed Muhly
Oryzopsis asperifolia White-grained Mountain-ricegrass	Osmorhiza berteroi Chilean Sweet-cicely	Osmorhiza claytonii Hairy Sweet-cicely	Osmorhiza depauperata Blunt-fruit Sweet-cicely	Osmorhiza longistylis Smoother Sweet-cicely
Panicum capillare Old Witch Panicgrass	Panicum dichotomiflorum var. dichotomiflorum Spreading Panicgrass	Panicum flexile Wiry Witch Grass	Panicum gattingeri Gattinger's Panicgrass	Panicum philadelphicum Philadelphia Panicgrass	Panicum rigidulum Redtop Panicgrass
	Panicum rigidulum var. rigidulum Redtop Panicgrass	Panicum virgatum Old Switch Panicgrass	Panicum virgatum var. virgatum Switchgrass
Pascopyrum smithii Western Wheatgrass
Paspalum setaceum Slender Paspalum
Phalaris arundinacea Reed Canarygrass
Phleum alpinum Mountain Timothy
Phragmites australis Common Reed
Piptatherum canadense Canada Mountain Ricegrass	Piptatherum pungens Slender Mountain-ricegrass	Piptatherum racemosum Black-fruit Mountain-ricegrass	Piptochaetium avenaceum Blackseed Needlegrass
Poa alpina Alpine Bluegrass	Poa alpina ssp. alpina Alpine Bluegrass	Poa alsodes Grove Meadow Grass	Poa arctica Arctic Bluegrass	Poa arctica ssp. arctica Arctic Bluegrass	Poa eminens Large-flower Bluegrass
	Poa glauca White Bluegrass	Poa glauca ssp. glauca White Bluegrass	Poa glauca ssp. glaucantha Mountain Meadow Bluegrass	Poa interior Inland Bluegrass	Poa nemoralis ssp. interior Inland Bluegrass
	Poa nemoralis ssp. nemoralis Woods Bluegrass	Poa palustris Fowl Bluegrass	Poa pratensis Kentucky Bluegrass	Poa pratensis ssp. alpigena Alpine Meadow Grass	Poa pratensis ssp. pratensis Kentucky Bluegrass
	Poa saltuensis Drooping Bluegrass	Poa secunda Curly Bluegrass	Poa sylvestris Woodland Bluegrass	Poa tolmatchewii
Puccinellia ambigua Alberton Alkali Grass	Puccinellia distans ssp. hauptiana Spreading Alkali Grass	Puccinellia lucida Shining Alkali Grass	Puccinellia nuttalliana Nuttall's Alkali Grass	Puccinellia phryganodes Creeping Alkali Grass	Puccinellia phryganodes ssp. phryganodes Creeping Alkali Grass
	Puccinellia tenella Tundra Alkali Grass	Puccinellia tenella ssp. langeana Tundra Alkali Grass	Puccinellia vaginata Arctic Tussock Alkali Grass	Puccinellia vaginata var. vaginata Arctic Tussock Alkali Grass
Rhynchospora alba White Beakrush	Rhynchospora capillacea Horned Beakrush	Rhynchospora capitellata Brownish Beakrush	Rhynchospora fusca Brown Beakrush
Ruppia maritima Ditch-grass
Scheuchzeria palustris Pod Grass	Scheuchzeria palustris ssp. americana American Scheuchzeria
Schizachne purpurascens Purple Oat
Schizachyrium scoparium Little Bluestem	Schizachyrium scoparium ssp. littorale Seaside Bluestem	Schizachyrium scoparium ssp. scoparium Little Bluestem
Schoenoplectus acutus Hardstem Bulrush	Schoenoplectus acutus var. acutus Hardstem Bulrush	Schoenoplectus fluviatilis River Bulrush	Schoenoplectus glaucus Tuberous Bulrush	Schoenoplectus heterochaetus Slender Bulrush	Schoenoplectus maritimus Saltmarsh Bulrush
	Schoenoplectus novae-angliae Salt-marsh Bulrush	Schoenoplectus pungens Three-square Bulrush	Schoenoplectus pungens var. pungens Threesquare	Schoenoplectus purshianus Weakstalk Bulrush	Schoenoplectus smithii Smith's Bulrush
	Schoenoplectus subterminalis Water Bulrush	Schoenoplectus tabernaemontani Softstem Bulrush	Schoenoplectus torreyi Torrey's Bulrush	Schoenoplectus x oblongus
Scirpus atrocinctus Black-girdle Bulrush	Scirpus atrovirens Woolgrass Bulrush	Scirpus cyperinus Cottongrass Bulrush	Scirpus expansus Woodland Beakrush	Scirpus georgianus Georgia Bulrush	Scirpus hattorianus Bulrush
	Scirpus microcarpus Small-fruit Bulrush	Scirpus pallidus Pale Bulrush	Scirpus pedicellatus Stalked Bulrush	Scirpus pendulus Pendulous Bulrush	Scleria pauciflora Few-flower Nutrush
	Scleria pauciflora var. pauciflora Few-flower Nutrush	Scleria triglomerata Whip Nutrush	Scleria verticillata Low Nutrush
Sorghastrum nutans Yellow Indiangrass
Sparganium americanum American Bur-reed	Sparganium androcladum Branching Bur-reed	Sparganium angustifolium Narrow-leaf Burreed	Sparganium erectum Simple-stem Bur-reed	Sparganium erectum ssp. stoloniferum Simple-stem Bur-reed	Sparganium eurycarpum Large Bur-reed
	Sparganium fluctuans Floating Bur-reed	Sparganium glomeratum Northern Bur-reed	Sparganium hyperboreum Northern Bur-reed	Sparganium natans Small Bur-reed
Spartina pectinata Fresh Water Cordgrass
Sphenopholis nitida Shiny Wedgegrass	Sphenopholis obtusata Prairie Wedgegrass
Sporobolus compositus Tall Dropseed	Sporobolus compositus var. compositus Tall Dropseed	Sporobolus cryptandrus Sand Dropseed	Sporobolus heterolepis Northern Dropseed	Sporobolus neglectus Small Dropseed	Sporobolus vaginiflorus Sheathed Dropseed
	Sporobolus vaginiflorus var. ozarkanus Ozark Dropseed	Sporobolus vaginiflorus var. vaginiflorus Poverty Dropseed
Torreyochloa pallida Pale Manna Grass	Torreyochloa pallida var. fernaldii Pale Manna Grass	Torreyochloa pallida var. pallida Pale Manna Grass
Trichophorum alpinum Alpine Cotton-grass	Trichophorum caespitosum Tufted Clubrush	Trichophorum clintonii Clinton Bulrush	Trichophorum planifolium Bashful Bulrush
Triglochin maritima Common Bog Arrow-grass	Triglochin palustris Slender Bog Arrow-grass
Triplasis purpurea Purple Sandgrass
Trisetum melicoides Purple False Oats	Trisetum spicatum Narrow False Oats
Typha latifolia Broadleaf Cattail
Vahlodea atropurpurea Mountain Hairgrass
Vallisneria americana Eel-grass
Vulpia octoflora Slender 8-flowered Fescue	Vulpia octoflora var. glauca Slender 8-flowered Fescue
Zizania aquatica Eastern Wild Rice	Zizania aquatica var. aquatica Indian Wild Rice	Zizania aquatica var. brevis Eastern Wild Rice	Zizania palustris Northern Wild Rice	Zizania palustris var. interior Interior Wild Rice	Zizania palustris var. palustris Northern Wild Rice
	x Elyhordeum macounii	x Elyleymus hirtiflorus