Plant Check List for Jefferson County Open Space, Jefferson County, United States.

Edited by Tom Schweich

This list is assembled from personal collections, herbarium vouchers, and published lists. For California, much of the data is provided by the participants of the Consortium of California Herbaria ( For Colorado, much of the data is provided by the Southwest Environmental Information Network, which web site is found at ( See their respective websites for copyright information and recommended citation formats.

For a complete list of Locations included in this Area List, see the Locations Included section, below.

This page is highly summarized. For detail about the distribution of plants, please see: Detailed Area List for Jefferson County Open Space, Jefferson County, United States.

[ ] Cystopteris fragilis (L.) Bernh. Brittle Bladderfern. NTMP STbl
[ ] Woodsia oregana D.C. Eaton ssp. cathcartiana (B.L. Rob.) Windham. Rocky Mountain Woodsia. NTMP STbl

[ ] Equisetum arvense L. Field Horsetail. Meyr

[ ] Argyrochosma fendleri (Kunze) Windham. Fendler's False Cloak Fern. STbl
[ ] Cheilanthes feei T. Moore. Slender Lipfern. STbl

[ ] Selaginella underwoodii Hieron. Underwood's Spikemoss. STbl

[ ] Juniperus communis L. Common Juniper. Meyr
[ ] Juniperus scopulorum Sarg. (Syn: Sabina scopulorum Sarg.(Sarg.) Rydb. ) Rocky Mountain Juniper. STbl WndyP

[ ] Pinus ponderosa Laws. Ponderosa Pine. NTMP RE
[ ] Pseudotsuga menziesii (Mirb.) Franco var. glauca (Beissn.) Franco. (Syn: Pseudotsuga menziesii (Mirb.) Franco var. glauca (Mayr) Franco ) Douglas Fir. Flcn NTMP

[ ] Amaranthus albus L. Prostrate Pigweed. STbl
[ ] Amaranthus arenicola I. M. Johnst. Sandhill Pigweed. NTMP
[ ] Amaranthus blitoides S. Watson. (Syn: A. graecizans L. ) Mat Amaranth. STbl
[ ] Amaranthus powellii S. Watson. Powell's Pigweed. STbl

[ ] Rhus trilobata Nutt. var. trilobata. Skunkbush Sumac. NTMP STbl
[ ] Toxicodendron rydbergii (Small ex Rydb.) Greene. Western Poison Ivy. NTMP

[ ] Aletes acaulis (Torr.) J.M. Coult. & Rose. Stemless Indian Parsley. NTMP STbl
[ ] Conium maculatum L. Common Poison Hemlock. Weed: CO DofA, List: C. STbl
[ ] Harbouria trachypleura (A. Gray) J.M. Coult. & Rose. (Syn: Thaspium trachypleurum A. Gray ) Whiskbroom Parsley. RE
[ ] Lomatium orientale J.M. Coult. & Rose. Northern Idaho Biscuitroot. NTMP RE STbl
[ ] Musineon divaricatum (Pursh) Raf. Leafy Wildparsley. NTMP STbl

[ ] Apocynum ×floribundum Greene. Dogbane. NTMP RE
[ ] Apocynum cannabinum L. Indian Hemp. STbl

[ ] Asclepias pumila (A. Gray) Vail. Plains Milkweed. NTMP STbl
[ ] Asclepias speciosa Torr. Showy Milkweed. RE STbl
[ ] Asclepias viridiflora Raf. Green Comet Milkweed. NTMP RE STbl

[ ] Achillea millefolium L. (Syn: A. lanulosa Nutt. , A. m. L. var. alpicola (Rydb.) Garrett , A. m. L. var. lanulosa (Nutt.) Piper , A. m. L. var. occidentalis DC. ) Common Yarrow. NTMP RE STbl
[ ] Acroptilon repens (L.) DC. Russian Knapweed. Weed: CO DofA, List: B. NTMP
[ ] Agoseris parviflora (Nutt.) D. Dietr. (Syn: A. glauca (Pursh) Raf. var. laciniata (D. C. Eaton) Smiley ) Steppe Agoseris. Galb STbl
[ ] Ambrosia artemisiifolia L. (Syn: A. artemisiifolia L. var. elatior (L.) Descourt. ) Annual Ragweed. STbl
[ ] Ambrosia psilostachya DC. Western Ragweed. NTMP RE STbl
[ ] Ambrosia trifida L. (Syn: A. trifida L. var. trifida ) Giant Ragweed. STbl
[ ] Anaphalis margaritcea (L.) Bentham & Hooker. Western Pearly Everlasting. NTMP
[ ] Antennaria parvifolia Nutt. Small-Leaf Pussytoes. Flcn STbl
[ ] Antennaria rosea Greene. Rosy Pussytoes. RE
[ ] Arnica fulgens Pursh. Foothill Arnica. RE
[ ] Artemisia campestris L. Field Sagewort. RE
[ ] Artemisia dracunculus L. (Syn: Oligosporus dracunculus (L.) Poljakov ssp. glaucis (Pall. ex Willd.) A. Löve & D. Löve ) Tarragon, Dragon Wort. STbl
[ ] Artemisia frigida Willd. Prairie Sagewort. NTMP RE STbl
[ ] Artemisia ludoviciana Nutt. Silver Wormwood. RE STbl
[ ] Brickellia californica (Torrey & A. Gray) A. Gray. California Brickelbush. NTMP STbl
[ ] Brickellia eupatorioides (L.) Shinners. False Boneset. NTMP STbl
[ ] Brickellia eupatorioides (L.) Shinners var. chlorolepis (Wooton & Standley) B. L. Turner. (Syn: Brickellia rosmarinifolia (L.) Shinners var. chlorolepis (Wooton & Standley) B. L. Turner , Kuhnia rosmarinifolia (Ventenat) W. A. Weber ssp. chlorolepis (Wooton & Standley) W. A. Weber ) False Boneset. STbl
[ ] Carduus nutans L. (Syn: Carduus nutans L. ssp. macrolepis (Peterman) Kazmi ) Nodding Plumeless Thistle. Weed: CO DofA, List: B. RE STbl
[ ] Carthamus lanatus L. Wooly Distaff Thistle. Weed: CO DofA, List: Watch. STbl
[ ] Centaurea diffusa Lam. (Syn: Acosta diffusa (Lam.) Soja' k ) White Knapweed. Weed: CO DofA, List: B. NTMP RE STbl
[ ] Cichorium intybus L. Common Chicory. RE
[ ] Cirsium arvense (L.) Scop. (Syn: Breea arvensis (L.) Lessing ) Canada Thistle. Weed: CO DofA, List: B. RE STbl
[ ] Cirsium undulatum (Nutt.) Spreng. Wavy Leaved Thistle. RE STbl
[ ] Conyza canadensis (L.) Cronquist. (Syn: Erigeron canadensis (L.) Cronquist ) Canadian Horseweed. STbl
[ ] Coreopsis tinctoria Nutt. Golden Tickseed. STbl
[ ] Crepis atribarba A. Heller. Flcn
[ ] Crepis occidentalis Nutt. (Syn: Psilochenia occidentalis (Nutt.) Nutt. ) Largeflower Hawksbeard. STbl
[ ] Cyclachaena xanthiifolia (Nutt.) Fresen. (Syn: Iva xanthiifolia Nutt. ) Carelessweed. STbl
[ ] Dieteria bigelovii (A. Gray) D. R. Morgan & R. L. Hartman. (Syn: Machaeranthera bigelovii (A. Gray) Greene ) Bigelow's Tansy Aster. RE STbl
[ ] Dyssodia papposa (Vent.) Hitchc. Fetid Marigold. NTMP STbl
[ ] Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. graveolens (Nutt.) Reveal & Schuyler. (Syn: Chrysocoma dracunculoides Lam. [misapplied] , Chrysocoma graveolens Nutt. , Chrysothamnus graveolens (Nutt.) Greene , Chrysothamnus nauseosus (Pall.) Britton ssp. graveolens (Nutt.) Piper , E. n. (Pall. ex Pursh) G.L.Nesom & G.I.Baird var. glabrata (Gray) G.L. Nesom & Baird ) STbl
[ ] Ericameria nauseosa (Pall. ex Pursh) G. I. Nesom & G. I. Baird var. nauseosa. (Syn: Chrysothamnus nauseosus (Pall.ex Pursh) Britton ssp. nauseosus ) Rubber Rabbitbush. STbl
[ ] Erigeron divergens Torr. & A. Gray. Spreading Fleabane. NTMP STbl Whit
[ ] Erigeron flagellaris A. Gray. Trailing Fleabane. NTMP RE
[ ] Erigeron pumilis Nutt. Shaggy Fleabane. STbl
[ ] Erigeron tracyi Greene. (Syn: Erigeron cinereus A. Gray , Erigeron colomexicanus A. Nelson , Erigeron divergens Torrey & A. Gray var. cinereus A. Gray ) Running Fleabane. NTMP RE STbl
[ ] Erigeron vetensis Rydb. Early Bluetop Fleabane. RE
[ ] Gaillardia aristata Pursh. Blanketflower. RE STbl
[ ] Gnaphalium uliginosum L. Marsh Cudweed. STbl
[ ] Grindelia squarrosa (Pursh) Dunal. Curlycup Gumweed. NTMP RE STbl
[ ] Grindelia subalpina Greene. Subalpine Gumweed. STbl
[ ] Gutierrezia sarothrae (Pursh) Britton & Rusby. Broom Snakeweed. NTMP RE STbl
[ ] Helianthus annuus L. Common Sunflower. STbl
[ ] Helianthus pauciflorus Nutt. ssp. subrhomboideus (Rydb.) O. Spring & E. Schilling. (Syn: Helianthus rigidus (Cass.) Desf. ssp. subrhomboideus (Rydb.) Heiser , Helianthus subrhomboideus Rydb. ) Stiff Sunflower. NTMP RE
[ ] Helianthus pumilus Nutt. Little Sunflower. NTMP RE STbl
[ ] Heterotheca foliosa (Nutt.) Shinners. (Syn: Heterotheca villosa (Pursh) Shinners var. foliosa (Nutt.) V.L. Harms ) Hairy False Goldenaster. RE STbl
[ ] Heterotheca villosa (Pursh) Shinners. (Syn: H. v. (Pursh) Shinners var. nana (A. Gray) Semple , H. v. (Pursh) Shinners var. villosa ) Hairy False Goldenaster. NTMP RE STbl
[ ] Hymenopappus filifolius Hook. var. polycephalus (Osterh.) B.L. Turner. Many-Headed Fine-Leaved Wooly-White. NTMP STbl
[ ] Lactuca serriola L. Prickly Lettuce. NTMP STbl
[ ] Liatris punctata Hook. Dotted Blazing Star. NTMP RE STbl
[ ] Lygodesmia juncea (Pursh) D. Don ex Hooker. Rush Skeletonplant. STbl
[ ] Nothocalais cuspidata (Pursh) Greene. Prairie False Dandelion. NTMP STbl
[ ] Packera fendleri (A. Gray) W.A. Weber & Á. Löve. (Syn: Senecio fendleri A. Gray ) Fendler"s Ragwort. NTMP STbl
[ ] Packera plattensis (Nuttall) W. A. Weber & Á. Löve. (Syn: Senecio plattensis (Packera) Nutt. ) Prairie Groundsel. RE
[ ] Picradeniopsis oppositifolia (Nutt.) Rydb. ex Britton. (Syn: Bahia oppositifolia (Nutt.) A. Gray ) Opposite Leaf Bahia. STbl
[ ] Pseudognaphalium canescens (DC.) Anderberg. (Syn: P. canescens (DC.) W. A. Weber [illeg.] ) Wright's Rabbit-Tobacco.. NTMP
[ ] Pseudognaphalium macounii (Greene) Kartesz. Macoun’s Rabbit-Tobacco. LkNC RE
[ ] Ratibida columnifera (Nutt.) Woot. & Standl. (Syn: Rudbeckia columnifera Nutt. ) Upright Prairie Coneflower. NTMP RE STbl
[ ] Scorzonera laciniata L. (Syn: Podospermum laciniatum (L.) De Candolle ) Cutleaf Vipergrass. STbl
[ ] Senecio eremophilus Richardson var. kingii (Rydb.) Greenm. NTMP
[ ] Senecio integerrimus Nutt. Columbia Ragwort. NTMP RE STbl
[ ] Senecio spartioides Torr. & A. Gray. (Syn: Senecio multicapitatus Greenm. ex Rydb. ) Broomlike Ragwort. NTMP RE STbl
[ ] Solidago canadensis L. Canada Goldenrod. STbl
[ ] Solidago missouriensis Nutt. Missouri Goldenrod. Flcn NTMP RE STbl
[ ] Solidago nana Nutt. Baby Goldenrod. RE STbl
[ ] Solidago rigida L. var. humilis Porter. Stiff Goldenrod. RE
[ ] Solidago speciosa Nutt. var. pallida Porter. Pale Showy Goldenrod. RE
[ ] Stephanomeria pauciflora (Torr.) A. Nelson. Brownplume Wirelettuce. NTMP STbl
[ ] Symphyotrichum ericoides (Linnaeus) G. L. Nesom. (Syn: Virgulus ericoides (Linnaeus) Reveal & Keener ) White Heath Aster. RE
[ ] Symphyotrichum falcatum (Lindl.) G.L. Nesom. (Syn: Aster falcatus Lindl. ) White Prairie Aster. STbl
[ ] Symphyotrichum laeve (L.) Á. Löve & D. Löve. Smooth Blue Aster. RE
[ ] Symphyotrichum lanceolatum (Willd.) G. L. Nesom ssp. hesperium (A. Gray) G. L. Nesom. (Syn: Aster lanceolatus Willd. ssp. hesperius (A. Gray) Semple & J. Chmielewski ) Western Lance-Leaved Aster. STbl
[ ] Symphyotrichum porteri (A. Gray) G.L. Nesom. (Syn: Aster porteri A. Gray ) Smooth White Aster. RE STbl
[ ] Taraxacum officinale F. H. Wigg. (Syn: T. laevigatum (Willd.) DC. ) Common Dandelion. Flcn RE STbl
[ ] Thelesperma megapotamicum (Spreng.) Kuntze. Hopi Tea Greenthread. NTMP STbl
[ ] Townsendia grandiflora Nutt. Largeflower Townsend Daisy. NTMP STbl WndyP
[ ] Townsendia hookeri Beaman. Hooker's Townsend Daisy. RE STbl
[ ] Tragopogon dubius Scop. (Syn: Tragopogon dubius Scop. ssp. major (Jacq.) Vollman ) Yellow Salsify. NTMP RE STbl
[ ] Verbesina encelioides (Cav.) Benth. & Hook. f. ex A. Gray. (Syn: Ximenesia encelioides Cav. ) Golden Crownbeard. Cowpen Daisy.. NTMP STbl
[ ] Xanthisma spinulosum (Pursh) D. R. Morgan & R. L. Hartm. Spiny Goldenweed. STbl
[ ] Xanthium strumarium L. Common Cocklebur. STbl

[ ] Berberis repens Lindl. (Syn: Mahonia repens (Lindl.) G. Don ) Creeping Barberry. NTMP

[ ] Corylus cornuta Marshall. (Syn: Corylus cornuta Marshall var. cornuta ) Beaked Hazelnut. NTMP

[ ] Cryptantha virgata (Porter) Payson. (Syn: Oreocarya virgata (Porter) Greene ) Miner"s Candle. NTMP STbl
[ ] Cynoglossum officinale L. Gypsyflower. Weed: CO DofA, List: B. STbl
[ ] Ellisia nyctelea (L.) L. Aunt Lucy. NTMP
[ ] Heliotropium curassavicum L. Seaside Heliotrope. NTMP
[ ] Lappula occidentalis (S. Watson) Greene. (Syn: Lappula redowskii (Hornem.) Greene ) Flatspine Stickseed. STbl
[ ] Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins. (Syn: Lappula redowskii (Hornem.) Greene var. cupulata (A. Gray) M. E. Jones ) Crowned Stickseed. NTMP RE
[ ] Lithospermum arvense L. (Syn: Buglossoides arvensis (L.) I. M. Johnst. ) Corn Gromwell. Mwin
[ ] Lithospermum incisum Lehm. Narrowleaf Stoneseed. NTMP RE STbl
[ ] Lithospermum multiflorum Torrey ex A. Gray. Many Flowered Stoneseed. RE
[ ] Lithospermum occidentale (Mack.) Weakley, Witsell & D. Estes. (Syn: Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B. L. Turner ) Western Gromwell nee Marbleseed. RE
[ ] Mertensia lanceolata (Pursh) DC. Prairie Bluebells. Flcn NTMP RE STbl
[ ] Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B. L. Turner. (=Lithospermum occidentale (Mack.) Weakley, Witsell & D. Estes) Western Marbleseed. STbl
[ ] Phacelia heterophylla Pursh. Varileaf Phacelia. NTMP STbl
[ ] Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. var. hispidulus (Greene) Dorn. (Syn: Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. var. penicillata (Greene) Löve ) Scouler's popcornflower. NTMP RE STbl

[ ] Alyssum simplex Rudolphi. (Syn: Alyssum minus Rothm. , Alyssum parviflorum Fisch. ex M.Bieb. ) European Madwort. Galb NTMP RE STbl
[ ] Arabis pycnocarpa M. Hopkins. Cream Flower Rockcress. RE
[ ] Arabis pycnocarpa M. Hopkins var. pycnocarpa. (Syn: Arabis hirsuta (L.) Scop. , Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins ) Cream Flower Rockcress. NTMP STbl
[ ] Barbarea vulgaris R. Br. Garden Yellowrocket. RE STbl
[ ] Boechera fendleri (S.Watson) W.A.Weber. (Syn: Arabis fendleri (S. Watson) Greene ) Fendler's rockcress. NTMP RE STbl
[ ] Camelina microcarpa Andrz. ex DC. Little-Podded False Flax. NTMP STbl
[ ] Chorispora tenella (Pall.) DC. Crossflower. NTMP STbl
[ ] Descurainia incisa (Engelm.) Britton. STbl
[ ] Descurainia pinnata (Walter) Britton. Western Tansymustard. STbl
[ ] Draba nemorosa L. Woodland Whitlow Grass. STbl
[ ] Draba reptans (Lam.) Fernald. Carolina Whitlow Grass. RE STbl
[ ] Erysimum capitatum (Hook.) Greene. Sanddune Wallflower. ClrCk Galb RE STbl
[ ] Lepidium campestre (L.) W. T. Aiton. Field Pepperweed. Hild Meyr RE
[ ] Lepidium draba L. (Syn: Cardaria draba (L.) Desv. ) White Top. Weed: CO DofA, List: B. NTMP
[ ] Lepidium perfoliatum L. Clasping Pepperweed. NTMP
[ ] Nasturtium officinale R. Br. (Syn: Rorippa nasturtium-aquaticum (L.) Hayek ) Watercress. STbl
[ ] Noccaea fendleri (A. Gray) Holub ssp. glauca (A. Nelson) Al-Shehbaz & M. Koch. (Syn: Noccaea montana (L.) F. K. Meyer , Thlaspi montanum L. var. montanum ) RE
[ ] Physaria montana (A. Gray) Greene. (Syn: Lesquerella montana (A. Gray) S. Watson ) Mountain Bladderpod. RE STbl
[ ] Physaria vitulifera Rydb. Roundtip Twinpod. ClrCk NTMP STbl
[ ] Rorippa sinuata (Nutt.) Hitchc. Spreading Yellowcress. STbl
[ ] Rorippa tenerrima Greene. Modoc Yellowcress. NTMP
[ ] Sisymbrium altissimum L. Tall Tumblemustard. STbl
[ ] Thlaspi arvense L. Field Penny Cress. NTMP STbl

[ ] Echinocereus viridiflorus Engelm. (Syn: Echinocereus chloranthus (Engelm.) J.N.Haage , Echinocereus viridiflorus Engelm. var. chloranthus (Engelm.) Backeb. ) Nylon Hedgehog Cactus. Galb NTMP RE STbl
[ ] Opuntia macrorhiza Engelm. Twistspine Pricklypear. RE STbl
[ ] Opuntia polyacantha Haw. Plains Pricklypear. STbl
[ ] Pediocactus simpsonii (Engelm.) Britton & Rose. (Syn: Echinocactus simpsonii Engelm. , Pediocactus simpsonii (Engelm.) Britton & Rose var. minor (Engelm.) Cockerell ) Mountain Ball Cactus. NTMP RE STbl

[ ] Campanula rotundifolia L. Harebell. Flcn NTMP RE STbl WndyP

[ ] Celtis reticulata Torr. (Syn: Celtis laevigata Willd. var. reticulata L. D. Benson ) Net-Leaved Hackberry. NTMP STbl

[ ] Symphoricarpos occidentalis Hook. Western Snowberry. NTMP RE STbl
[ ] Symphoricarpos rotundifolius A. Gray. (Syn: S. oreophilus A. Gray , S. rotundifolius A. Gray var. parishii (Rydb.) Dempster , S. rotundifolius A. Gray var. rotundifolius , S. vaccinioides Rydb. ) Roundleaf Snowberry. NTMP STbl

[ ] Cerastium arvense L. ssp. strictum Gaudin. (Syn: Cerastium strictum L ) Field Chickweed. Galb RE STbl WndyP
[ ] Cerastium nutans Raf. Nodding Chickweed. STbl
[ ] Dianthus armeria L. Deptford Pink. RE
[ ] Eremogone fendleri (A. Gray) Ikonnikov. (Syn: Arenaria fendleri A. Gray ) Fendler's Sandwort. RE
[ ] Gypsophila elegans M. Bieb. Showy Baby's Breath. LkNC
[ ] Paronychia jamesii Torr. & A. Gray. James' Nailwort. NTMP RE STbl
[ ] Pseudostellaria jamesiana (Torr.) W. A. Weber & R. L. Hartm. (Syn: Stellaria jamesiana Torr. ) Tuber Starwort. Flcn
[ ] Saponaria officinalis L. Bouncingbet. Weed: CO DofA, List: B. NTMP RE
[ ] Silene antirrhina L. Sleepy Catchfly. STbl
[ ] Silene csereii Baumg. Balkan Catchfly. RE
[ ] Silene vulgaris (Moench) Garcke. Maidens Tears. RE

[ ] Atriplex canescens (Pursh.) Nutt. Four-wing Saltbush. STbl
[ ] Chenopodium album L. Lambsquarters. STbl
[ ] Chenopodium berlandieri Moq. Pitseed Goosefoot. STbl
[ ] Dysphania botrys (L.) Mosyakin & Clemants. (Syn: Chenopodium b. L , Teloxys botrys (L.) Weber ) Jerusalem Oak Goosefoot. STbl
[ ] Salsola tragus L. (Syn: S. australis R. Brown , S. iberica (Sennen & Pau) Botschantzev ex Czerepanov , S. kali , S. kali var. tenuifolia Tausch. , S. pestifer Nels. ) Tumbleweed. STbl

[ ] Polanisia dodecandra (Linnaeus) de Candolle ssp. trachysperma (Torrey & A. Gray) H. H. Iltis. (Syn: Polanisia trachysperma Torrey & A. Gray ) Sandyseed Clammyweed. STbl

[ ] Convolvulus arvensis L. Field Bindweed. Weed: CO DofA, List: C. NTMP RE STbl
[ ] Evolvulus nuttallianus Roem. & Schult. Shaggy Dwarf Morning Glory. STbl

[ ] Cornus sericea L. (Syn: Swida sericea (L.) Holub. ) Creek Dogwood. STbl

[ ] Crassula aquatica (L.) Schoenl. Water Pygmy Weed. RE
[ ] Sedum lanceolatum Torr. (Syn: Amerosedum lanceolatum (Torr.) A. Löve & D. Löve ) Spearleaf Stonecrop. Flcn RE STbl
[ ] Sedum stenopetalum Pursh. Wormleaf Stonecrop. STbl

[ ] Elaeagnus angustifolia L. Russian Olive. Weed: CO DofA, List: B. STbl

[ ] Chamaesyce fendleri (Torr. & A.Gray) Small. (Syn: Euphorbia fendleri Torr. & A. Gray ) Fendler's Sandmat. STbl
[ ] Chamaesyce glyptosperma (Engelm.) Small. Ribseed Sand Mat. NTMP STbl
[ ] Euphorbia brachycera Engelm. (Syn: Tithymalus brachyceras (Engelm.) Small ) Horned Spurge. STbl
[ ] Euphorbia dentata Michx. (Syn: Euphorbia dentata Michx. var. dentata , Pointsettia dentata (Michx.) Klotzsch & Garcke ) Toothed Spurge. STbl
[ ] Euphorbia esula L. Leafy Spurge. Weed: CO DofA, List: B. ClrCk Flcn NTMP STbl
[ ] Euphorbia marginata Pursh. (Syn: Agaloma marginata (Pursh) A. Löve & D. Löve ) Snow on the Mountain. STbl
[ ] Euphorbia myrsinites L. (Syn: Tithymalus myrsinites (L.) Hill ) Myrtle Spurge. Weed: CO DofA, List: A. NTMP
[ ] Euphorbia spathulata Lam. (Syn: Tithymalus spathulata (Lam.) W. A. Weber ) Warty Spurge, Spoonleaf Spurge. NTMP STbl
[ ] Tragia ramosa Torr. Branched Noseburn. NTMP STbl

[ ] Amorpha fruticosa L. False Indigo. RE
[ ] Amorpha nana Nutt. Dwarf False Indigo. RE
[ ] Astragalus agrestis Douglas ex G. Don. Purple Milkvetch. NTMP RE STbl
[ ] Astragalus crassicarpus Nutt. Groundplum Milkvetch. NTMP STbl
[ ] Astragalus drummondii Dougl. ex Hook. Drummond's Milkvetch. NTMP STbl
[ ] Astragalus eucosmus B. L. Rob. Elegant Milkvetch. RE
[ ] Astragalus flexuosus G. Don. Flexible Milkvetch. NTMP STbl
[ ] Astragalus laxmannii Jacq. var. robustior (Hook.) Barneby & S. L. Welsh. (Syn: Astragalus adsurgens Pall. ) Prairie Milkvetch. STbl
[ ] Astragalus shortianus Torr. & A.Gray. Short's Milkvetch. NTMP STbl
[ ] Colutea arborescens L. Bladder Senna. STbl
[ ] Dalea candida Willd. White Prairie Clover. NTMP STbl
[ ] Dalea purpurea Vent. Purple Prairie Clover. NTMP RE
[ ] Glycyrrhiza lepidota Pursh. American Licorice. RE STbl
[ ] Lathyrus eucosmus Butters & H. St. John. Bush Vetchling. STbl
[ ] Lathyrus lanszwertii Kellogg var. leucanthus (Rydb.)Dorn. (Syn: Lathyrus leucanthus Rydb. ) STbl
[ ] Lupinus argenteus Pursh. Loosely Flowered Silver Lupine. NTMP
[ ] Lupinus argenteus Pursh var. argenteus. Loosely Flowered Silver Lupine. NTMP
[ ] Lupinus caudatus Kellogg var. argophyllus (A. Gray) S.L. Welsh. (=Lupinus caudatus Kellogg ssp. argophyllus (A.Gray) E.Phillips) Kellogg's Spurred Lupine. RE
[ ] Medicago lupulina L. Black Medick. NTMP STbl
[ ] Medicago sativa L. Alfalfa. RE STbl
[ ] Melilotus albus Medik. NTMP STbl
[ ] Melilotus officinalis (L.) Lam. Yellow Sweet Clover. NTMP RE STbl
[ ] Oxytropis lambertii Pursh. Purple Locoweed. Flcn NTMP RE STbl
[ ] Oxytropis sericea Torr. & A. Gray. White Locoweed. STbl
[ ] Pediomelum tenuiflorum (Pursh) A. N. Egan. (Syn: Psoralea tenuiflora Pursh , Psoralidium tenuiflorum (Pursh) Rydb. ) Slimflower Scurfpea. STbl
[ ] Psoralidium tenuiflorum (Pursh) Rydb. (=Pediomelum tenuiflorum (Pursh) A. N. Egan) Slimflower Scurfpea. NTMP RE
[ ] Robinia pseudoacacia L. Black Locust. STbl
[ ] Thermopsis rhombifolia (Pursh) Richardson. Prairie Thermopsis. Flcn
[ ] Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson var. divaricarpa (A. Nelson) Isely. (=Thermopsis divaricarpa A. Nelson) Prairie Thermopsis. NTMP RE STbl
[ ] Trifolium hybridum L. Alsike Clover. RE
[ ] Trifolium pratense L. Red Clover. RE
[ ] Vicia americana Willd. American Vetch. NTMP STbl
[ ] Vicia ludoviciana Nutt. Louisiana Vetch. STbl
[ ] Vicia villosa Roth. Hairy Vetch. NTMP STbl

[ ] Corydalis aurea Willd. Scrambled Eggs. ClrCk NTMP STbl
[ ] Corydalis aurea Willd. var. occidentalis Engelm. ex A. Gray. (Syn: Corydalis curvisiliqua Engelm. ssp. occidentalis (Engelm. ex A. Gray) W. A. Weber ) Scrambled Eggs. STbl

[ ] Frasera speciosa Griseb. (Syn: Swertia radiata (Kellogg) Kuntze ) Elkweed. Flcn RE
[ ] Gentiana affinis Griseb. (Syn: Pneumonanthe oregana (Engelm. ex A. Gray) Greene ) Pleated or Rocky Mountain Gentian.. RE

[ ] Erodium cicutarium (L.) L'Her. ex Aiton. Redstem Stork's Bill. Weed: CO DofA, List: C. NTMP STbl
[ ] Geranium caespitosum James. Pineywoods Geranium. RE STbl

[ ] Ribes aureum Pursh. Golden Currant. NTMP RE STbl
[ ] Ribes cereum Douglas. Wax Currant. RE STbl

[ ] Jamesia americana Torr. & A. Gray. fivepetal cliffbush. Flcn STbl

[ ] Hypericum perforatum L. Common St. John's Wort. Weed: CO DofA, List: C. NTMP RE

[ ] Lycopus americanus W. P. C. Barton. American Bugleweed. RE
[ ] Marrubium vulgare L. Horehound. STbl
[ ] Mentha arvensis L. Wild Mint. RE STbl
[ ] Monarda fistulosa L. Wild Bergamot. NTMP RE STbl WndyP
[ ] Monarda pectinata Nutt. Plains Beebalm. NTMP STbl
[ ] Nepeta cataria L. Catnip. STbl
[ ] Prunella vulgaris L. Common Selfheal. NTMP RE
[ ] Salvia reflexa Hornemann. (Syn: S. lanceolata Rydb. [unpub.] , S. lanceolata Willd. [illeg.] , S. trichostemmoides Pursh ) Lanceleaf Sage. RE STbl
[ ] Scutellaria brittonii Porter. Britton's Skullcap. NTMP STbl

[ ] Linum lewisii Pursh. (Syn: Adenolinum lewisii (Pursh) A. Löve & D. Löve ) Flcn STbl
[ ] Linum perenne L. (Syn: Adenolinum perenne (L.) Rchb. ) Blue Flax. NTMP STbl

[ ] Mentzelia albicaulis Hook. (Syn: Acrolasia albicaulis (Douglas) Rydb. ) White-Stem Blazing Star. STbl
[ ] Mentzelia dispersa S. Watson. (Syn: Acrolasia dispersa (S. Watson) Davidson ) Bushy Blazing Star. STbl
[ ] Mentzelia speciosa Osterh. (Syn: Nuttallia speciosa (Osterh.) Greene ) Plains Blazing Star. STbl

[ ] Sphaeralcea coccinea (Nutt.) Rydb. Scarlet Globemallow. NTMP STbl

[ ] Claytonia rosea Rydb. Rocky Mountain Springbeauty. NTMP RE STbl WndyP
[ ] Phemeranthus parviflorus (Nutt.) Kiger. Sunbright. NTMP RE STbl

[ ] Lysimachia ciliata L. Fringed Loosestrife. RE

[ ] Mirabilis linearis (Pursh) Heimerl. (Syn: Oxybaphus linearis (Pursh) B. L. Robinson ) Narrowleaf Four O'Clock. STbl
[ ] Mirabilis nyctaginea (Michx.) MacMill. (Syn: Oxybaphus nyctagineus (Michx.) Sweet ) Heartleaf Four O'Clock. STbl

[ ] Epilobium brachycarpum C. Presl. Autumn Willow Herb. RE
[ ] Epilobium ciliatum Raf. Fringed Willowherb. RE STbl
[ ] Gaura coccinea Pursh. (=Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch) Flcn
[ ] Oenothera albicaulis Pursh. Whitest Evening Primrose. STbl
[ ] Oenothera brachycarpa A. Gray. Short-Fruit Evening Primrose. STbl
[ ] Oenothera caespitosa Nutt. Tufted Evening Primrose. STbl
[ ] Oenothera caespitosa Nutt. ssp. macroglottis (Rydb.) W.L. Wagner. Tufted Evening Primrose. NTMP
[ ] Oenothera caespitosa Nutt. ssp. marginata (Hook. & Arn.) Munz. Tufted Evening Primrose. STbl
[ ] Oenothera coronopifolia Torr. & A. Gray. Crownleaf Evening Primrose. ClrCk
[ ] Oenothera curtiflora W.L. Wagner & Hoch. (Syn: Gaura mollis James, nom. rej. , Gaura parviflora Douglas ex Lehm. ) Velvet Butterfly-Weed. NTMP STbl
[ ] Oenothera howardii (A. Nels.) W. L. Wagner. Howard's Evening Primrose. STbl
[ ] Oenothera suffrutescens (Ser.) W. L. Wagner & Hoch. (Syn: Gaura coccinea Pursh , Gaura glabra Lehm. ) Linda Tarde. NTMP RE STbl
[ ] Oenothera villosa Thunb. Hairy Evening Primrose. RE STbl

[ ] Castilleja integra A. Gray. Wholeleaf Indian Paintbrush. NTMP RE STbl
[ ] Castilleja sessiliflora Pursh. Downy Paintedcup. RE
[ ] Orobanche fasciculata Nutt. (Syn: Aphyllon fasciculatum (Nutt.) Torr. & A. Gray ) Clustered Broomrape. NTMP STbl
[ ] Orobanche uniflora L. (Syn: Aphyllon uniflorum (L.) Torr. & A. Gray , Orobanche uniflora L. var. uniflora ) Naked Broomrape. RE STbl

[ ] Oxalis stricta L. Common Yellow Oxalis. RE

[ ] Argemone polyanthemos (Fedde) G.B. Ownbey. Crested Prickly Poppy. NTMP STbl

[ ] Erythranthe floribunda (Douglas ex Lindl.) G. L. Nesom. (Syn: Mimulus floribundus Lindl. ) Many Flowered Monkey Flower. NTMP RE STbl

[ ] Collinsia parviflora Lindl. Maiden Blue-eyed Mary. Flcn STbl
[ ] Gratiola neglecta Torr. Clammy Hedge Hyssop. NTMP RE
[ ] Linaria canadensis (L.) Dum.-Cours. var. texana (Scheele) Pennell. Blue Toadflax. Whit
[ ] Linaria genistifolia (L.) Mill. ssp. dalmatica (L.) Maire & Petitm. (=Linaria dalmatica (L.) Mill.) Dalmatian Toadflax. Mwin
[ ] Penstemon secundiflorus Benth. Sidebells Penstemon. Flcn Mwin RE STbl
[ ] Penstemon virens Pennell ex Rydb. Front Range Beardtongue. RE STbl
[ ] Penstemon virgatus A. Gray. Upright Blue Beardtongue. STbl
[ ] Penstemon virgatus A. Gray var. asa-grayi (Crosswh.) Dorn. Upright Blue Beardtongue. STbl
[ ] Plantago lanceolata L. Narrowleaf Plantain. RE
[ ] Plantago major L. Common Plantain. RE
[ ] Plantago patagonica Jacq. Woolly Plantain. NTMP STbl
[ ] Veronica americana (Raf.) Benth. American Speedwell. NTMP STbl
[ ] Veronica anagallis-aquatica L. Water Speedwell. RE STbl
[ ] Veronica arvensis L. Corn Speedwell. NTMP
[ ] Veronica catenata Pennell. Speedwell. STbl
[ ] Veronica peregrina L. ssp. xalapensis (Kunth) Pennell. (Syn: Veronica peregrina L. var. xalapensis (Kunth) H.St.John ) Neckweed. NTMP RE STbl

[ ] Aliciella pinnatifida (Nutt. ex A.Gray) J.M.Porter. (Syn: Gilia pinnatifida Nutt. ) Sticky Gilia. NTMP
[ ] Gilia pinnatifida Nutt. (=Aliciella pinnatifida (Nutt. ex A.Gray) J.M.Porter) Sticky Gilia. NTMP
[ ] Ipomopsis aggregata (Pursh) V.E. Grant ssp. candida (Rydb.) V.E. Grant & A.D. Grant. Scarlet Gilia. NTMP STbl
[ ] Ipomopsis spicata (Nutt.) V.E. Grant. Spiked Ipomopsis. RE STbl
[ ] Microsteris gracilis (Douglas ex Hook.) Greene. Slender Phlox. STbl
[ ] Phlox multiflora A. Nelson. Mountain Phlox. NTMP

[ ] Eriogonum alatum Torr. (Syn: Pterogonum alatum (Torr.) Gross ) Winged Buckwheat. NTMP RE STbl
[ ] Eriogonum arcuatum Greene. (Syn: Eriogonum jamesii Benth , Eriogonum jamesii Benth var. flavescens S. Watson ) Baker's Buckwheat. NTMP RE STbl
[ ] Eriogonum effusum Nutt. Spreading Buckwheat. NTMP STbl
[ ] Eriogonum flavum Nutt. var. flavum. Alpine Wild Golden Buckwheat. NTMP
[ ] Eriogonum umbellatum Torr. Sulphur-Flower Buckwheat. STbl
[ ] Eriogonum umbellatum Torr. var. umbellatum. Sulphur-Flower Buckwheat. NTMP RE
[ ] Fallopia convolvulus (L.) A.Löve. (Syn: Polygonum convolvulus L. ) STbl
[ ] Persicaria lapathifolia (L.) Delarbe. (Syn: Polygonum l. L. ) STbl
[ ] Persicaria pensylvanica (L.) M. Gómez. (Syn: Polygonum pensylvanicum L. ) Pennsylvania smartweed. RE
[ ] Polygonum aviculare L. STbl
[ ] Polygonum douglasii Greene. (Syn: Polygonum majus (Meisner) Piper ) Douglas Knotweed. RE STbl
[ ] Polygonum erectum L. Erect Knotweed. STbl
[ ] Polygonum ramosissimum Michx. Bushy Knotweed. STbl
[ ] Rumex acetosella L. (Syn: Acetosella vulgaris (K. Koch) Fourr. , R. angiocarpus Murb. ) Sorrel. RE
[ ] Rumex crispus L. Curley Dock. STbl
[ ] Rumex triangulivalvis (Danser) Rech. f. (Syn: R. salicifolius Weinm. var. triangulivalvis (Danser) J. C. Hickman ) Triangular-Valved Dock. STbl
[ ] Rumex venosus Pursh. Veiny Dock. STbl

[ ] Portulaca oleracea L. Little Hogweed. STbl

[ ] Androsace occidentalis Pursh. Western Rockjasmine. NTMP STbl

[ ] Anemone patens L. var. multifida Pritzel. (Syn: Pulsatilla patens (L.) Mill. var. multifida (Pritz.) Zämels ) Eastern Pasqueflower. RE
[ ] Clematis hirsutissima Pursh. (Syn: Coriflora hirsutissima (Pursh) W. A. Weber ) Hairy Clematis. RE
[ ] Clematis ligusticifolia Nutt. Western White Clematis. STbl
[ ] Clematis orientalis L. Oriental Virginsbower. Weed: CO DofA, List: B. STbl
[ ] Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks. (Syn: Delphinium virescens Nutt. ) Carolina Laskspur. NTMP
[ ] Delphinium nuttallianum Pritz. Twolobe Larkspur. NTMP RE STbl
[ ] Delphinium virescens Nutt. (=Delphinium carolinianum Walter ssp. virescens (Nutt.) R.E. Brooks) Carolina Larkspur. STbl
[ ] Myosurus minimus L. (Syn: Myosurus minimus L. ssp. minimus ) Tiny Mousetail. NTMP
[ ] Pulsatilla patens (L.) Mill. (=Anemone patens L.) Eastern Pasqueflower. Flcn
[ ] Ranunculus aquatilis L. var. diffusus With. (Syn: Ranunculus aquatilis L. var. capillaceus (Thuill.) DC. ) Threadleaf Crowfoot. NTMP
[ ] Ranunculus cymbalaria Pursh. (Syn: Halerpestes cymbalaria (Pursh) Greene , R. cymbalaria Pursh var. saximontanus Fernald ) Alkali Buttercup. NTMP
[ ] Ranunculus pensylvanicus L. f. Pennsylvania Buttercup. RE
[ ] Ranunculus sceleratus L. (Syn: Hecatonia scelerata (L.) Fourr. ) Cursed Buttercup. STbl

[ ] Ceanothus fendleri A. Gray. Fendler's Ceanothus. Flcn RE
[ ] Ceanothus herbaceus Raf. Jersey Tea. STbl

[ ] Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Saskatoon Serviceberry. NTMP STbl
[ ] Cercocarpus montanus Raf. Alder-Leaf Mountain Mahogany. NTMP RE STbl
[ ] Crataegus succulenta Schrad. ex Link. (Syn: Crataegus chrysocarpa Ashe , Crataegus erythropoda Ashe , Crataegus macrantha Britton var. occidentalis (Britton) Eggl. ) Fleshy Hawthorn. RE STbl
[ ] Holodiscus dumosus (Nutt. ex Torr. & A.Gray) A.Heller. Rock Spirea. NTMP
[ ] Physocarpus monogynus (Torr.) J.M. Coult. (Syn: Spiraea monogyna Torr. ) Mountain Ninebark. NTMP STbl
[ ] Potentilla effusa Douglas ex Lehm. Wooly Cinquefoil. RE
[ ] Potentilla fissa Nutt. ex Torr. & A.Gray. (Syn: Drymocallis fissa (Nutt.) Rydb. ) Bigflower Cinquefoil. Galb NTMP STbl
[ ] Potentilla hippiana Lehm. var. effusa (Douglas ex Lehm.) Dorn. Wooly Cinquefoil. RE
[ ] Potentilla norvegica L. Norwegian Cinquefoil. NTMP
[ ] Potentilla recta L. Sulphur Cinquefoil. Weed: CO DofA, List: B. RE STbl
[ ] Potentilla rivalis Nutt. Brook Cinquefoil. RE
[ ] Potentilla supina L. ssp. paradoxa (Nuttall) Sojak. Bushy Cinquefoil. RE
[ ] Prunus americana Marshall. American Plum. RE STbl
[ ] Prunus domestica L. European Plum. NTMP
[ ] Prunus pensylvanica L. f. (Syn: Cerasus pensylvanica (L. f.) Loiseleur ) Pin Cherry. NTMP STbl
[ ] Prunus virginiana L. Chokecherry. NTMP RE STbl
[ ] Rosa acicularis Lindl. ssp. sayi (Schwein.) W. H. Lewis. (Syn: Rosa acicularis Lindl. , Rosa sayi Schweinitz ) Flcn
[ ] Rosa arkansana Porter. Prairie Rose. RE STbl
[ ] Rubus deliciosus Torr. (Syn: Oreobatus deliciosus Torr.(E. James ex Torr.) Rydb. ) Delicious raspberry. Flcn NTMP STbl

[ ] Galium aparine L. (Syn: Galium aparine L. var. echinospermum (Wallr.) Farw. , Galium spurium L. ) Sticky Willy, Cleavers. NTMP RE STbl
[ ] Galium boreale S. Watson. (Syn: Galium septentrionale Roem. & Schult. ) Bedstraw. RE

[ ] Populus alba L. White Cottonwood. STbl
[ ] Populus angustifolia E. James. Narrowleaf Cottonwood. STbl
[ ] Populus deltoides Marshall ssp. monilifera (Aiton) Eckenw. (Syn: Populus sargentii Dode ) Plains Cottonwood. NTMP STbl
[ ] Salix amygdaloides Andersson. Peachleaf Willow. STbl

[ ] Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl. (Syn: Comandra umbellata (L.) Nutt. var. pallida (A. DC.) M. E. Jones ) Pale Bastard Toadflax. RE STbl

[ ] Acer glabrum Torr. Rocky Mountain Maple. NTMP STbl
[ ] Acer negundo L. (Syn: Acer negundo L. var. interius (Britton) Sarg. , Negundo aceroides (L.) Moench ) Box Elder Maple. STbl

[ ] Heuchera parvifolia Nutt. ex Torr. & A. Gray. Littleleaf Alumroot. NTMP STbl
[ ] Micranthes rhomboidea (Greene) Small. (Syn: Saxifraga rhomboidea Greene ) Diamondleaf Saxifrage. STbl

[ ] Limosella aquatica L. Water Mudwort. NTMP RE STbl
[ ] Scrophularia lanceolata Pursh. Lanceleaf Figwort. NTMP RE STbl
[ ] Verbascum thapsus L. Common Mullein. Weed: CO DofA, List: C. STbl

[ ] Physalis hederifolia A. Gray. Ivy-Leaved Ground Cherry. STbl
[ ] Physalis hederifolia A. Gray var. comata (Rydb.) Waterfall. Ivy-Leaved Ground Cherry. NTMP
[ ] Physalis hispida (Waterf.) Cronquist. Prairie Ground Cherry. STbl
[ ] Physalis virginiana Mill. Virginia Ground Cherry. STbl
[ ] Solanum rostratum Dunal. Buffalo Bur Nightshade. STbl

[ ] Ulmus pumila L. Siberian Elm. STbl

[ ] Parietaria pensylvanica Willd. Pennsylvania Pellitory. STbl

[ ] Phyla cuneifolia (Torr.) Greene. Wedgeleaf. STbl
[ ] Verbena bracteata Lag. & Rodr. Large Bract Vervain. NTMP RE STbl

[ ] Hybanthus verticillatus (Ortega) Baill. Baby Slippers. STbl
[ ] Viola canadensis L. (Syn: Viola rydbergii Greene , Viola scopulorum (A. Gray) Greene ) Canadian White Violet. STbl
[ ] Viola nuttallii Pursh. Nuttall's Violet. ClrCk NTMP RE STbl

[ ] Parthenocissus quinquefolia (L.) Planch. (Syn: Parthenocissus inserta (A.Kern.) Fritsch ) Virginia Creeper. NTMP
[ ] Vitis riparia Michx. Riverbank Grape. STbl

[ ] Tribulus terrestris L. Puncture Vine. Weed: CO DofA, List: C. NTMP STbl

[ ] Yucca glauca Torr. Soapweed Yucca. NTMP STbl

[ ] Alisma triviale Pursh. Northern Water Plantain. RE

[ ] Allium cernuum Roth. Nodding Onion. Meyr NTMP RE STbl WndyP
[ ] Allium geyeri S. Watson. Geyer's Onion. RE
[ ] Allium textile A. Nelson & J.F. Macbr. Textile Onion. Deer Meyr NTMP RE STbl

[ ] Leucocrinum montanum Nutt. ex A. Gray. Star Lily. ClrCk NTMP STbl

[ ] Asparagus officinalis L. Asparagus. NTMP STbl

[ ] Tradescantia occidentalis (Britton) Smyth. Prairie Spiderwort. Flcn NTMP STbl
[ ] Tradescantia occidentalis (Britton) Smyth var. scopulorum (Rose) E. S. Anderson & Woodson. Prairie Spiderwort. STbl

[ ] Carex brevior (Dewey) Mack. Shortbeak Sedge. NTMP STbl
[ ] Carex duriuscula C.A. Mey. (Syn: Carex stenophylla Wahlenb. , Carex stenophylla Wahlenb. ssp. eleocharis (L. H. Bailey) Hultén ) Needleleaf Sedge. STbl
[ ] Carex inops L.H. Bailey ssp. heliophila (Mack.) Crins. (Syn: C. pensylvanica Lam. ssp. heliophila (Mack.) W. A. Weber ) Sun Sedge. NTMP RE STbl
[ ] Carex nebrascensis Dewey. Nebraska Sedge. RE STbl
[ ] Carex praegracilis W. Boott. Clustered Field-Sedge. STbl
[ ] Cyperus aristatus Rottb. (=Cyperus squarrosus L.) Bearded Flatsedge. STbl
[ ] Eleocharis acicularis (L.) Roem. & Schult. Needle Spikerush. RE
[ ] Eleocharis elliptica Kunth. Elliptic Spikerush. STbl
[ ] Eleocharis palustris (L.) Roem. & Schult. Common Spikerush. NTMP RE STbl
[ ] Schoenoplectus tabernaemontani (C.C.Gmel.) Palla. (Syn: Scirpus lacustris L. var. validus (Vahl) Kük. , Scirpus validus Vahl ) Softstem Bulrush. RE
[ ] Scirpus pallidus (Britt.) Fern. Cloaked Bulrush. RE STbl

[ ] Iris missouriensis Nutt. Western Blue Flag. RE
[ ] Sisyrinchium montanum Greene. Strict Blue-Eyed Grass. NTMP RE

[ ] Juncus arcticus (Willd.)Trautv. Arctic Rush. NTMP STbl
[ ] Juncus arcticus (Willd.)Trautv. var. balticus (Willdenow) Trautvetter. (Syn: Juncus arcticus (Willd.)Trautv. ssp. ater (Rydb.) Hultén , Juncus ater Rydb. , Juncus balticus Willd. , Juncus balticus Willd. ssp. ater (Rydb.) Snogerup , J. balticus Willd. var. montanus Engelm. ) Arctic Rush. RE
[ ] Juncus bufonius L. Toad Rush. NTMP RE STbl
[ ] Juncus compressus Jacq. Roundfruit Rush. STbl
[ ] Juncus interior Wiegand. Inland Rush. NTMP RE STbl
[ ] Juncus torreyi Coville. Torrey's Rush. STbl

[ ] Calochortus gunnisonii S. Watson. Gunnison's Mariposa Lily. RE STbl
[ ] Muscari botryoides (L.) Mill. Common Grape Hyacinth. NTMP

[ ] Zigadenus paniculatus (Nutt.) S. Watson var. gramineus (Rydb.) Ackerfield. (Syn: Zigadenus gramineus Rydb. ) Grassy Death Camas. NTMP
[ ] Zigadenus venenosus S. Watson. (Syn: Toxicoscordion venenosum (S. Watson) Rydb. ) (=Zigadenus paniculatus (Nutt.) S. Watson) Meadow Death Camas. STbl

[ ] Achnatherum hymenoides (Roem. & Schult.) Barkworth. (Syn: Stipa hymenoides Roem. & Schult. ) Indian Rice Grass. STbl
[ ] Achnatherum robustum (Vasey) Barkworth. (Syn: Stipa robusta (Vasey) Scribn. ) Sleepygrass. NTMP STbl
[ ] Aegilops cylindrica Host. (Syn: Cylindropyrum cylindricum (Host) Á.Löve ) Jointed Goat Grass. Weed: CO DofA, List: B. NTMP RE STbl
[ ] Agropyron cristatum (L.) Gaertn. Crested Wheat Grass. STbl
[ ] Agrostis gigantea Roth. (Syn: Agrostis alba L. ) Redtop. NTMP RE
[ ] Agrostis stolonifera L. Creeping Bentgrass. RE
[ ] Alopecurus aequalis Sobol. Shortawn Foxtail. NTMP
[ ] Alopecurus carolinianus Walter. Carolina Foxtail. RE
[ ] Alopecurus geniculatus L. Water Foxtail. NTMP
[ ] Andropogon gerardii Vitman. Big Bluestem. RE STbl
[ ] Aristida purpurea Nutt. Purple Threeawn. NTMP RE
[ ] Aristida purpurea Nutt. var. longiseta (Steud.) Vasey. (Syn: Aristida longiseta Steud. ) Purple Threeawn. NTMP STbl WndyP
[ ] Bouteloua curtipendula (Michx.) Torr. Sideoats Grama. RE STbl WndyP
[ ] Bouteloua gracilis (Kunth) Lag. ex Griffiths. (Syn: Chondrosum gracile Kunth ) Blue Grama. NTMP STbl WndyP
[ ] Briza L. Quaking Grass. RE
[ ] Bromus inermis Leyss. (Syn: B. inermis Leyss. ssp. inermis ) Smooth Brome. NTMP RE STbl
[ ] Bromus japonicus Thunb. Japanese Cheat Grass. NTMP RE STbl
[ ] Bromus tectorum L. (Syn: B. tectorum L. var. glabratus Spenn. ) Cheat Grass. Weed: CO DofA, List: C. NTMP STbl
[ ] Buchloe dactyloides (Nutt.) Engelm. (Syn: Bouteloua dactyloides (Nutt.) J.T. Columbus ) Buffalo Grass. NTMP RE STbl
[ ] Dactylis glomerata L. Orchard Grass. NTMP RE
[ ] Digitaria sanguinalis (L.) Scop. Red-hair Crab-grass. STbl
[ ] Echinochloa crus-galli (L.) P. Beauv. Barnyardgrass. STbl
[ ] Echinochloa muricata (P. Beauv.) Fernald var. microstachya Wiegand. Rough Barnyardgrass. RE
[ ] Elymus canadensis L. Canadian Wildrye. NTMP RE STbl
[ ] Elymus elymoides (Raf.) Swezey. (Syn: Elymus longifolius (J. G. Sm.) Gould , Sitanion hystrix (Nutt.) J. G. Sm. ) Squirreltail Grass. NTMP RE STbl
[ ] Elymus trachycaulus (Link) Shinners. Slender Wheatgrass. NTMP STbl
[ ] Eragrostis cilianensis (All.) Vignolo ex Janch. Stinkgrass. STbl
[ ] Eragrostis pectinacea (Michx.) Nees ex Steud. (Syn: Eragrostis diffusa Buckley ) Tufted Lovegrass. STbl
[ ] Glyceria striata (Lam.) Hitchc. Striate Manna Grass. NTMP
[ ] Hesperostipa comata (Trin. & Rupr.) Barkworth. (Syn: Stipa comata Trin. & Rupr. ) Needle and Thread. NTMP RE STbl
[ ] Hesperostipa spartea (Trin.) Barkworth. Porcupine Grass. RE
[ ] Hordeum brachyantherum Nevski. Meadow Barley. RE
[ ] Hordeum jubatum L. Foxtail Barley. STbl
[ ] Hordeum murinum L. Mouse Barley. STbl
[ ] Hordeum pusillum Nutt. (Syn: Critesion pusillum (Nutt.) Á.Löve ) Little Barley. NTMP STbl
[ ] Koeleria macrantha (Ledeb.) Schult. Prairie Junegrass. NTMP RE STbl
[ ] Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi. Alkali Muhley. STbl
[ ] Muhlenbergia montana (Nutt.) Hitchc. Mountain Muhly. RE
[ ] Muhlenbergia wrightii Vasey ex J.M. Coult. Spike muhly. NTMP RE STbl
[ ] Munroa squarrosa (Nutt.) Torr. (Syn: Monroa s. [ortho. var.] ) False Buffalograss. NTMP STbl
[ ] Nassella viridula (Trin.) Barkworth. (Syn: Stipa viridula Trin. ) Green Needlegrass. NTMP RE STbl
[ ] Panicum capillare L. Witchgrass. STbl
[ ] Pascopyrum smithii (Rydb.) Á. Löve. (Syn: Agropyron smithii Rydb. ) Western Wheatgrass. NTMP STbl
[ ] Phleum pratense L. Timothy. RE STbl
[ ] Poa bulbosa L. Bulbous Bluegrass. Weed: CO DofA, List: C. NTMP
[ ] Poa compressa L. Canada Bluegrass. NTMP RE
[ ] Poa fendleriana (Steud.) Vasey. Muttongrass. Flcn NTMP
[ ] Poa pratensis L. (Syn: P. agassizensis B. Boivin & D. Löve ) Kentucky Bluegrass. NTMP RE STbl
[ ] Poa secunda J. Presl. (Syn: P. nevadensis Vasey ex Scribn. ) Sandberg Bluegrass.. FlyJ STbl
[ ] Saccharum ravennae (L.) L. Ravenna Grass. Mwin
[ ] Schedonnardus paniculatus (Nutt.) Trel. (Syn: Muhlenbergia paniculata (Nutt.) Columbus , Muhlenbergia paniculata (Nutt.) R. M. Peterson ) Tumblegrass. STbl
[ ] Schizachyrium scoparium (Michx.) Nash. Little Bluestem. NTMP RE
[ ] Secale cereale L. Cereal Rye. STbl
[ ] Setaria viridis (L.) P. Beauv. Green Bristlegrass. STbl
[ ] Sorghastrum nutans (L.) Nash. Yellow Indian Grass. RE
[ ] Spartina pectinata Bosc ex Link. Prairie Cordgrass. RE
[ ] Sporobolus compositus (Poir.) Merr. (Syn: Sporobolus asper (Michx.) Kunth ) Composite Dropseed. STbl
[ ] Sporobolus cryptandrus (Torr.) A. Gray. (Syn: Agrostis cryptandra Torr. ) Sand Drop-seed. STbl
[ ] Sporobolus heterolepis (A. Gray) A. Gray. Prairie Drop-seed. RE
[ ] Thinopyrum intermedium (Host) Barkworth & D.R. Dewey. (Syn: Elymus hispidus (Opiz) Melderis ) Intermediate Wheatgrass. RE STbl
[ ] Vulpia octoflora (Walt.) Rydb. (Syn: Festuca octoflora Walter , Vulpia octoflora (Walt.) Rydb. var. octoflora ) Six Weeks Fescue. STbl

[ ] Potamogeton nodosus Poir. Longleaf Pondweed. NTMP

[ ] Typha angustifolia L. Narrow Leaf Cattail. STbl

[ ] Zannichellia palustris L. Horned Pondweed. STbl

Total number of taxa: 471
Native Taxa:
(serif, italic, bold)
Exotic Taxa:
(sans-serif, italic)
Nativity Undetermined:
(default font, italic)
Listed Weeds:
Indentified as Weed

Locations Included in This Area

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Date and time this article was prepared: 12/6/2018 3:27:04 PM