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Name of Above Organism
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Acalypha rhomboidea (Virginia threeseed mercury)
Acer glabrum (Rocky Mountain Maple)
Acer negundo (Ash-Leaf Maple)
Acer platanoides (Norway Maple)
Achnatherum robustum (sleepygrass)
Achnatherum scribneri (Scribner needlegrass)
Adoxa moschatellina (Muskroot)
Agoseris aurantiaca (orange agoseris)
Agoseris glauca (pale agoseris)
Agrimonia striata (Woodland Grooveburr)
Agropyron cristatum subsp. pectinatum (crested wheatgrass)
Agrostis mertensii (Northern Bent)
Ailanthus altissima (Tree-of-Heaven)
Alcea rosea (Hollyhock)
Alisma gramineum (narrowleaf water plantain)
Alisma triviale (Northern Water-Plantain)
Allium geyeri var. geyeri (Geyer's onion)
Alopecurus arundinaceus (Creeping Meadow-Foxtail)
Alopecurus geniculatus (water foxtail)
Alopecurus magellanicus (Alpine Meadow-Foxtail)
Alyssum simplex (European alyssum)
Amaranthus blitoides (Mat Amaranth)
Amaranthus torreyi (Bigelow's amaranth)
Ambrosia psilostachya (Perennial Ragweed)
Ambrosia tomentosa (burragweed)
Ambrosia trifida (Texan great ragweed)
Ammannia latifolia (Pink Redstem)
Amorpha nana (Fragrant Indigo-Bush)
Anagallis minima (Chaffweed)
Androsace chamaejasme (Sweet-Flower Rock-Jasmine)
Androsace occidentalis (Western Rock-Jasmine)
Anemone quinquefolia (Nightcaps)
Angelica pinnata (Small-Leaf Angelica)
Antennaria marginata (whitemargin pussytoes)
Antennaria microphylla (littleleaf pussytoes)
Antennaria rosea subsp. confinis (rosy pussytoes)
Antennaria rosulata (Kaibab Pussytoes)
Apios americana (Groundnut)
Apocynum × floribundum (Hybrid Dogbane)
Aquilegia chrysantha (golden columbine)
Arceuthobium vaginatum (pineland dwarf mistletoe)
Arenaria lanuginosa var. saxosa (spreading sandwort)
Aristida oligantha (prairie threeawn)
Aristida purpurea var. longiseta (Fendler threeawn)
Arnica chamissonis (Chamisso arnica)
Artemisia campestris (Pacific Wormwood)
Artemisia campestris subsp. pacifica (field sagewort)
Artemisia carruthii (Carruth's Sagebrush)
Arundo donax (giant reed)
Asclepias asperula var. asperula
Asclepias incarnata subsp. incarnata (Swamp Milkweed)
Asclepias tuberosa (Butterfly Milkweed)
Asplenium adiantum-nigrum (Black Spleenwort)
Astragalus amphioxys (Crescent milkvetch)
Astragalus bisulcatus (twogrooved milkvetch)
Astragalus cicer (Chickpea Milk-Vetch)
Astragalus drummondii (Drummond's Milk-Vetch)
Astragalus kentrophyta var. tegetarius (Mountain kentrophyta)
Astragalus multiflorus (Loose-Flower Milk-Vetch)
Astragalus sericoleucus (Silky Milk-Vetch)
Astragalus shortianus (Short's Milk-Vetch)
Athyrium filix-femina (Lady Fern)
Athyrium filix-femina var. californicum (Lady Fern)
Atriplex argentea (silverscale saltbush)
Atriplex patula (Halberd-Leaf Orache)
Avena fatua (Wild Oat)
Azolla cristata (Crested Mosquito Fern)
Barbarea vulgaris (winter cress)
Bassia hyssopifolia (fivehorn smotherweed)
Bergia texana (Texas Bergia)
Betula glandulosa (Resin Birch)
Bidens cernua (Nodding Burr-Marigold)
Bidens tenuisecta (slimlobe beggarticks)
Bidens vulgata (Tall Beggarticks)
Blepharoneuron tricholepis (pine dropseed)
Bolboschoenus maritimus subsp. paludosus (Alkali Bulrush)
Bothriochloa bladhii (Australian Beard Grass)
Bothriochloa ischaemum (yellow bluestem)
Botrypus virginianus (Rattlesnake Fern)
Brassica rapa (Field Mustard)
Bromus ciliatus (fringed brome)
Bromus commutatus (Meadow Brome)
Bromus hordeaceus (Soft Brome)
Bromus japonicus (Japanese Brome)
Bromus lanatipes (Woolly Brome)
Bromus porteri (Porter brome)
Bromus secalinus (Cheat)
Bromus squarrosus (Corn Brome)
Callitriche heterophylla (twoheaded water-starwort)
Callitriche palustris (Vernal Water-Starwort)
Calochortus gunnisonii (Gunnison's mariposa lily)
Caltha leptosepala (white marsh marigold)
Calypso bulbosa var. americana (Fairy Slipper)
Campanula aparinoides (Marsh Bellflower)
Campanula parryi (Parry's Bellflower)
Campanula uniflora (Arctic Bellflower)
Cardamine oligosperma (Little Western Bittercress)
Carex atherodes (Wheat Sedge)
Carex atrosquama (Lesser Black-Scale Sedge)
Carex backii (Back's Sedge)
Carex buxbaumii (Buxbaum's sedge)
Carex capillaris (Hair-Like Sedge)
Carex conoidea (openfield sedge)
Carex deflexa (Northern Sedge)
Carex disperma (softleaf sedge)
Carex douglasii (Douglas' Sedge)
Carex ebenea (Ebony Sedge)
Carex emoryi (Emory's Sedge)
Carex geophila (White Mountain Sedge)
Carex gynocrates (Northern Bog Sedge)
Carex hassei (salt sedge)
Carex leptalea (Bristly-Stalk Sedge)
Carex magellanica subsp. irrigua
Carex microglochin (False Uncinia Sedge)
Carex nebrascensis (Nebraska Sedge)
Carex nelsonii (Nelson's Sedge)
Carex nigricans (Black Alpine Sedge)
Carex oreocharis (grassyslope sedge)
Carex pachystachya (Thick-Head Sedge)
Carex scirpoidea subsp. scirpoidea
Carex stenoptila (River-Bank Sedge)
Carex stipata (Stalk-Grain Sedge)
Carex stipata var. stipata (Stalk-Grain Sedge)
Carex sychnocephala (Many-Head Sedge)
Carex tahoensis (Tahoe sedge)
Carex vernacula (Native Sedge)
Carex vesicaria (blister sedge)
Carya ovata (Shag-Bark Hickory)
Castalis tragus (African daisy)
Castanea dentata (American Chestnut)
Castilleja flava (Lemon-Yellow Indian-Paintbrush)
Castilleja integra (wholeleaf Indian paintbrush)
Castilleja linariifolia (Wyoming Indian paintbrush)
Castilleja miniata (Great Red Indian-Paintbrush)
Castilleja rhexifolia (Rosy Indian-Paintbrush)
Castilleja septentrionalis (Labrador Indian-Paintbrush)
Ceanothus velutinus (Tobacco-Brush)
Cenchrus spinifex (Coastal Sandbur)
Centaurea cyanus (Garden Cornflower)
Centaurea solstitialis (Yellow Star-Thistle)
Centaurea stoebe subsp. micranthos (Spotted Knapweed)
Cerastium brachypodum (shortstalk chickweed)
Cerastium fontanum subsp. vulgare (Common Mouse-Ear Chickweed)
Cercocarpus montanus var. montanus (alderleaf mountain mahogany)
Chaenactis douglasii var. douglasii (Douglas' dustymaiden)
Chamaenerion angustifolium (Narrow-Leaf Fireweed)
Chamaenerion angustifolium subsp. circumvagum (Narrow-Leaf Fireweed)
Chamaesyce stictospora (Slim-Seed Sandmat)
Chelidonium majus (Greater Celandine)
Chenopodiastrum simplex (Giant-Seed Mock Goosefoot)
Chenopodium capitatum var. capitatum (Strawberry-Blite)
Chenopodium watsonii (Watson's Goosefoot)
Chionophila jamesii (Rocky Mountain Snowlover)
Chorispora tenella (Crossflower)
Chrysothamnus viscidiflorus (Green Rabbitbrush)
Cicuta maculata (Spotted Water-Hemlock)
Circaea alpina (Small Enchanter's-Nightshade)
Cirsium eatonii (Eaton's Thistle)
Cirsium hookerianum (White Thistle)
Cirsium scariosum var. americanum (Tioga thistle)
Cirsium undulatum (Wavy-Leaf Thistle)
Clematis ligusticifolia (western white clematis)
Clematis occidentalis (Western Blue Virgin's-Bower)
Clematis orientalis (Oriental Virgin's-Bower)
Conium maculatum (Poison-Hemlock)
Conringia orientalis (Hare's-Ear-Mustard)
Convolvulus arvensis (Field Bindweed)
Conyza canadensis var. canadensis (Canadian horseweed)
Corallorhiza maculata (Summer Coralroot)
Corallorhiza maculata var. maculata (Summer Coralroot)
Corallorhiza wisteriana (Spring Coralroot)
Cosmos bipinnatus (Garden Cosmos)
Cotoneaster lucidus (Hairy-Stem Cotoneaster)
Crepis capillaris (Smooth Hawk's-Beard)
Crepis occidentalis (largeflower hawksbeard)
Cryptantha pterocarya (wingnut cryptantha)
Cryptantha virgata (Miner's-Candle)
Cuscuta approximata (Alfalfa Dodder)
Cuscuta indecora (Large-Seed Dodder)
Cyclachaena xanthiifolia (Carelessweed)
Cycloloma atriplicifolium (Winged-Pigweed)
Cymbalaria muralis (Kenilworth Ivy)
Cynodon dactylon (Bermuda Grass)
Cynoglossum officinale (common houndstongue)
Cyperus odoratus (Rusty Flat Sedge)
Cyperus schweinitzii (Sand Flat Sedge)
Cystopteris reevesiana (Reeves' Bladder Fern)
Dactylis glomerata (Orchard Grass)
Dalea leporina (Fox-Tail Prairie-Clover)
Dalea purpurea (Violet Prairie-Clover)
Danthonia californica (California Wild Oat Grass)
Datura stramonium (Jimsonweed)
Daucus carota (Queen Anne's-Lace)
Delphinium glaucum (Tower Larkspur)
Delphinium menziesii (Puget Sound Larkspur)
Delphinium scopulorum (Rocky Mountain Larkspur)
Dianthus armeria (Deptford Pink)
Dichanthelium acuminatum (Tapered Witch Grass)
Dichanthelium linearifolium (Slim-Leaf Witch Grass)
Dieteria canescens (Hoar False Tansy-Aster)
Draba crassifolia (Snowbed Whitlow-Grass)
Drymocallis glandulosa var. glandulosa (sticky cinquefoil)
Dryopteris filix-mas (Male Fern)
Dysphania botrys (Jerusalem-Oak)
Echinocereus triglochidiatus (kingcup cactus)
Echinocereus viridiflorus (Nylon Hedgehog Cactus)
Eleocharis acicularis (Needle Spike-Rush)
Eleocharis engelmannii (Engelmann's Spike-Rush)
Eleocharis rostellata (Beaked Spike-Rush)
Ellisia nyctelea (Aunt Lucy)
Elymus elymoides (Western Bottle-Brush Grass)
Elymus repens (Creeping Wild Rye)
Elymus scribneri (Scribner's Wild Rye)
Elymus virginicus (Virginia Wild Rye)
Epilobium brachycarpum (Tall Annual Willowherb)
Epilobium leptophyllum (Bog Willowherb)
Epipactis helleborine (Helleborine)
Eragrostis hypnoides (Teal Love Grass)
Eragrostis pectinacea var. pectinacea (Tufted Love Grass)
Eragrostis pilosa (Indian Love Grass)
Eremogone congesta (Ball-Head Matted Sandwort)
Ericameria nauseosa var. nauseosa (rubber rabbitbrush)
Ericameria parryi (Parry's Rubber-Rabbitbrush)
Erigeron divergens (Spreading Fleabane)
Erigeron eximius (Spruce-Fir Fleabane)
Erigeron leiomerus (Rockslide Fleabane)
Erigeron peregrinus (Subalpine Fleabane)
Erigeron pumilus subsp. pumilus (shaggy fleabane)
Erigeron strigosus (Prairie Fleabane)
Eriocoma hymenoides (Indian ricegrass)
Eriogonum brevicaule (Short-Stem Wild Buckwheat)
Eriogonum cernuum (nodding buckwheat)
Eriogonum heracleoides (Parsnip-Flower Wild Buckwheat)
Eriogonum umbellatum (Sulphur-Flower Wild Buckwheat)
Eriophorum gracile (slender cottongrass)
Erodium cicutarium (Red-Stem Stork's-Bill)
Erythranthe tilingii (Tiling's monkeyflower)
Erythronium americanum (American Trout-Lily)
Euphorbia cyparissias (Cypress Spurge)
Euphorbia marginata (Snow-on-the-Mountain)
Euphorbia serpillifolia (Thyme-Leaf Sandmat)
Euphorbia spathulata (Warty Spurge)
Euphorbia virgata (Wolf's-Milk)
Euthamia graminifolia (flat-top goldentop)
Fagus sylvatica (European Beech)
Festuca arizonica (Arizona Fescue)
Festuca trachyphylla (Hard Fescue)
Froelichia floridana (Plains Snake-Cotton)
Gaillardia pulchella (firewheel)
Galium aparine (Sticky-Willy)
Galium mexicanum (Mexican Bedstraw)
Galium verum (Yellow Spring Bedstraw)
Gayophytum diffusum (Spreading Groundsmoke)
Gayophytum ramosissimum (Pinyon Groundsmoke)
Gentiana parryi (Parry's Gentian)
Gentianopsis thermalis (Rocky Mountain Fringed-Gentian)
Geranium carolinianum (Carolina Crane's-Bill)
Geranium viscosissimum (sticky purple geranium)
Geranium viscosissimum var. incisum
Gilia inconspicua (Shy Gily-Flower)
Gleditsia triacanthos (Honey-Locust)
Glyceria striata (Tall Manna Grass)
Goodyera oblongifolia (Green-Leaf Rattlesnake-Plantain)
Grindelia hirsutula (Great Valley Gumweed)
Gymnocladus dioicus (Kentucky Coffeetree)
Hackelia floribunda (Many-Flower Stickseed)
Helenium autumnale (common sneezeweed)
Helianthella parryi (Parry's Dwarf-Sunflower)
Helianthella uniflora (Rocky Mountain Dwarf-Sunflower)
Herrickia glauca (gray aster)
Hesperostipa comata subsp. comata (Needle-and-Thread)
Heteranthera limosa (Blue Mud-Plantain)
Heuchera bracteata (Rocky Mountain Alumroot)
Heuchera parvifolia (Arizona alumroot)
Heuchera richardsonii (Richardson’s alum-root)
Hieracium caespitosum (Gronovis Hawkweed)
Holodiscus dumosus (Glandular Oceanspray)
Hopia obtusa (Vine-Mesquite)
Hordeum brachyantherum (Meadow Barley)
Hordeum vulgare (Common Barley)
Humulus lupulus var. neomexicanus (common hop)
Hydrophyllum fendleri (Fendler's Waterleaf)
Hymenoxys odorata (Poison Rubberweed)
Hypericum majus (Greater Canadian St. John's-Wort)
Hypericum scouleri (Scouler's St. Johnswort)
Hypochaeris radicata (Hairy Cat's-Ear)
Ipomopsis congesta (Ball-Head Skyrocket)
Ipomopsis laxiflora (Iron Skyrocket)
Ipomopsis tenuituba (Slender-Tube Skyrocket)
Juglans nigra (Black Walnut)
Juncus balticus subsp. ater (mountain rush)
Juncus confusus (Colorado Rush)
Juncus ensifolius (Dagger-Leaf Rush)
Juncus ensifolius var. montanus (Rocky Mountain Rush)
Juncus nevadensis (Sierra rush)
Juncus parryi (Parry's Rush)
Juncus tenuis (Lesser Poverty Rush)
Juncus triglumis (Three-Flower Rush)
Juniperus communis (Common Juniper)
Krascheninnikovia lanata (winterfat)
Krigia biflora (Two-Flower Dwarf-Dandelion)
Lactuca ludoviciana (Louisiana Lettuce)
Lappula occidentalis (Flat-Spine Sheepburr)
Lathyrus eucosmus (Bush Vetchling)
Lathyrus laetivirens (Nevada pea)
Lemna minor (Common Duckweed)
Lemna minuta (Least Duckweed)
Lemna turionifera (Turion Duckweed)
Lepidium virginicum (Poorman's-Pepperwort)
Leucopoa kingii (Spiked False Fescue)
Leymus triticoides (Beardless Lyme Grass)
Liatris ligulistylis (Strap-Style Gayfeather)
Liatris punctata (Dotted Gayfeather)
Ligusticum porteri (Porter's Wild Lovage)
Lilium philadelphicum (Wood Lily)
Linanthus parryae (Sandblossoms)
Linaria dalmatica (Dalmatian Toadflax)
Linaria vulgaris (Greater Butter-and-Eggs)
Linum lewisii var. lewisii (prairie flax)
Lobularia maritima (Sweet-Alison)
Lomatium macrocarpum (Large-Fruit Desert-Parsley)
Lonicera involucrata (Four-Line Honeysuckle)
Lonicera tatarica (Twinsisters)
Lonicera × bella (Bell's honeysuckle)
Lotus corniculatus (Garden Bird's-Foot-Trefoil)
Lunaria annua (Annual Honesty)
Lupinus caudatus (Kellogg's Spurred Lupine)
Lupinus pusillus subsp. pusillus (rusty lupine)
Luzula multiflora (Common Wood-Rush)
Lygodesmia juncea (Rush Skeleton-Plant)
Lysimachia vulgaris (Garden Yellow-Loosestrife)
Lythrum alatum (Wing-Angle Loosestrife)
Machaeranthera tanacetifolia (Takhoka Daisy)
Malus sylvestris (European Crabapple)
Marrubium vulgare (White Horehound)
Mentha arvensis (American Wild Mint)
Mentha spicata (Mint)
Mentzelia multiflora (Adonis Blazingstar)
Menyanthes trifoliata (Buck-Bean)
Mertensia franciscana (Franciscan Bluebells)
Micranthes rhomboidea (Diamond-Leaf Pseudosaxifrage)
Microsteris gracilis (Annual-Phlox)
Mirabilis nyctaginea (Heart-Leaf Four-O'clock)
Mitella stauropetala (Side-Flower Bishop's-Cap)
Monarda citriodora (Lemon Beebalm)
Muhlenbergia asperifolia (Alkali Muhly)
Muhlenbergia richardsonis (Matted Muhly)
Myriophyllum spicatum (Eurasian Water-Milfoil)
Myriopteris gracilis (Slender Lip Fern)
Nama dichotoma (Wishbone Fiddleleaf)
Nassella viridula (Green Tussock Grass)
Nepeta racemosa (Racemed Catnip)
Noccaea fendleri (Fendler's pennycress)
Noccaea montana (alpine pennycress)
Oenothera albicaulis (prairie evening primrose)
Oenothera cespitosa (Tufted Evening-Primrose)
Oenothera cespitosa subsp. marginata (tufted evening primrose)
Oenothera filiformis (Long-Flower Evening-Primrose)
Oenothera villosa (Hairy Evening-Primrose)
Onosmodium molle (Soft-Hair Marbleseed)
Opuntia macrorhiza (twistspine pricklypear)
Opuntia polyacantha var. erinacea (grizzlybear pricklypear)
Oreoxis alpina (Tundra Alpine-Parsley)
Oryzopsis asperifolia (White-Grain Mountain-Rice Grass)
Osmorhiza depauperata (Blunt-Fruit Sweet-Cicely)
Oxytropis deflexa (Pendant-Pod Locoweed)
Oxytropis sericea var. sericea (white locoweed)
Packera neomexicana var. neomexicana (New Mexico groundsel)
Packera streptanthifolia (Rocky Mountain Groundsel)
Packera werneriifolia (Rocky Alpine Groundsel)
Panicum miliaceum (Hog Millet)
Panicum virgatum (switchgrass)
Papaver rhoeas (Shirley poppy)
Parthenocissus inserta (Thicket-Creeper)
Paspalum pubiflorum (Hairy-Seed Crown Grass)
Pectis angustifolia (Lemonscent)
Pedicularis procera (Giant Lousewort)
Pedicularis racemosa (Parrot's-Beak)
Pediocactus simpsonii (Simpson hedgehog cactus)
Pellaea glabella (Smooth Cliffbrake)
Penstemon barbatus subsp. torreyi (Torrey's penstemon)
Penstemon caespitosus (Tufted Beardtongue)
Penstemon cobaea (Cobaea Beardtongue)
Penstemon gracilis (Lilac Beardtongue)
Penstemon procerus (Pincushion Beardtongue)
Penstemon virgatus (Upright Blue Beardtongue)
Penstemon whippleanus (Dark Beardtongue)
Persicaria bistorta (Snakeweed)
Persicaria sagittata (arrowleaf tearthumb)
Phalaris arundinacea (Reed Canary Grass)
Phemeranthus parviflorus (Prairie False Fameflower)
Phlox longifolia (Long-Leaf Phlox)
Phlox multiflora (Rocky Mountain Phlox)
Phyla cuneifolia (Wedgeleaf)
Physalis hederifolia (Ivy-Leaf Ground-Cherry)
Physalis longifolia (Long-Leaf Ground-Cherry)
Physalis longifolia var. longifolia (longleaf groundcherry)
Physalis subulata (Chihuahuan groundcherry)
Physalis subulata var. neomexicana (New Mexican groundcherry)
Physalis virginiana (Virginia groundcherry)
Physalis viscosa (Star-Hair Ground-Cherry)
Physaria bellii (Bell's Bladderpod)
Picea engelmannii (Engelmann's Spruce)
Picea glauca (White Spruce)
Picea pungens (Blue Spruce)
Picradeniopsis multiflora (Many-Flower False Threadleaf)
Pinus aristata (Bristle-Cone Pine)
Pinus nigra (Austrian Pine)
Pinus ponderosa (Ponderosa Pine)
Piptatheropsis micrantha (Little-Seed Mountain-Rice Grass)
Plagiobothrys scouleri (Meadow Popcorn-Flower)
Plantago lanceolata (English Plantain)
Platanthera clavellata (small green wood orchid)
Poa compressa (Flat-Stem Blue Grass)
Poa glauca (White Blue Grass)
Poa nemoralis subsp. interior (inland bluegrass)
Poa reflexa (Nodding Blue Grass)
Polemonium brandegeei (Brandegee's Jacob's-Ladder)
Polygonum aviculare (Yard Knotweed)
Polygonum sawatchense subsp. sawatchense (Johnston's knotweed)
Populus alba (White Poplar)
Potamogeton illinoensis (Illinois Pondweed)
Potentilla concinna (Red Cinquefoil)
Potentilla hippiana (woolly cinquefoil)
Potentilla nivea (Snow Cinquefoil)
Potentilla pulcherrima (Soft Cinquefoil)
Potentilla recta (Sulphur Cinquefoil)
Primula pauciflora var. pauciflora (darkthroat shootingstar)
Prunella vulgaris subsp. lanceolata (Lance Selfheal)
Prunus virginiana var. demissa (western chokecherry)
Prunus virginiana var. melanocarpa (black chokecherry)
Psathyrostachys juncea (Russian-Wild Rye)
Quercus macrocarpa (Burr Oak)
Ranunculus abortivus (Kidney-Leaf Buttercup)
Ranunculus acris (Tall Buttercup)
Ranunculus aquatilis (White Water-Crowfoot)
Ranunculus eschscholtzii (Spruce-Fir Buttercup)
Ranunculus flammula (Lesser Spearwort)
Ranunculus flammula var. ovalis
Ranunculus inamoenus (Graceful Buttercup)
Ranunculus pensylvanicus (Pennsylvania Buttercup)
Ranunculus repens (Creeping Buttercup)
Ranunculus trichophyllus (Thread-Leaf Water-Crowfoot)
Rhodiola integrifolia (Entire-Leaf Rosewort)
Rhus aromatica var. trilobata (Skunkbush)
Rhus glabra (Smooth Sumac)
Ribes inerme (White-Stem Gooseberry)
Ribes odoratum
Robinia pseudoacacia (Black Locust)
Rorippa palustris (Bog Yellowcress)
Rorippa palustris subsp. hispida (Marsh Yellowcress)
Rosa nutkana (Nootka Rose)
Rosa woodsii var. ultramontana (Arizona rose)
Rotala ramosior (Lowland Toothcup)
Rubus deliciosus (Delicious Raspberry)
Rubus parviflorus var. parviflorus (thimbleberry)
Rubus pubescens (Dwarf Red Raspberry)
Rudbeckia laciniata var. laciniata (Cut-Leaf Coneflower)
Rumex aquaticus (Western Dock)
Rumex maritimus (Tierra del Fuego Dock)
Rumex salicifolius var. mexicanus (Mexican dock)
Rumex stenophyllus (Narrow-Leaf Dock)
Rumex triangulivalvis (Triangular-Valved Dock)
Sabulina michauxii (Michaux's Mock Sandwort)
Sagittaria cuneata (Arum-Leaf Arrowhead)
Sagittaria montevidensis (Giant Arrowhead)
Salicornia rubra (Marshfire pickleweed)
Salix amygdaloides (Peach-Leaf Willow)
Salix exigua var. exigua
Salix lucida (Shining Willow)
Salix planifolia (Tea-Leaf Willow)
Salvia azurea (Narrow-Leaf Sage)
Salvia elegans (pineapple sage)
Salvia reflexa (Lance-Leaf Sage)
Salvia sclarea (Cleareye)
Sambucus cerulea (blue elderberry)
Saxifraga cespitosa (tufted alpine saxifrage)
Saxifraga eriophora (redfuzz saxifrage)
Schedonorus arundinaceus (Tall Fescue)
Schizachyrium scoparium (Little False Bluestem)
Schoenoplectus acutus var. acutus (Hard-Stem Bulrush)
Sclerochloa dura (Common Hard Grass)
Scorzonera laciniata (False salsify)
Sedum lanceolatum subsp. lanceolatum (spearleaf stonecrop)
Sedum lanceolatum var. lanceolatum (spearleaf stonecrop)
Selaginella densa (lesser spikemoss)
Senecio bigelovii (Nodding Ragwort)
Senecio eremophilus (Desert Ragwort)
Senecio eremophilus var. kingii (King's ragwort)
Senecio fremontii (Dwarf Mountain Ragwort)
Senecio hydrophilus (Alkali-Marsh Ragwort)
Senecio integerrimus (western groundsel)
Senecio integerrimus var. exaltatus
Senecio rapifolius (Turnip-Leaf Ragwort)
Senecio riddellii (Riddell's Ragwort)
Senecio soldanella (Colorado Ragwort)
Setaria verticillata (Rough Bristle Grass)
Silene acaulis (moss campion)
Silene acaulis var. subacaulescens (moss campion)
Silene drummondii var. striata (Drummond's campion)
Silene gallica (Windmill-Pink)
Silene menziesii var. menziesii (Menzies' campion)
Solanum physalifolium (Ground-Cherry Nightshade)
Solanum rostratum (Horned Nightshade)
Solidago nemoralis (Gray Goldenrod)
Solidago simplex (Sticky Goldenrod)
Sorbus aucuparia (European Mountain-Ash)
Sporobolus contractus (Narrow-Spike Dropseed)
Sporobolus cryptandrus (Sand Dropseed)
Sporobolus neglectus (Small Dropseed)
Sporobolus vaginiflorus (Poverty Dropseed)
Sporobolus wrightii (Wright's Dropseed)
Stuckenia filiformis (Slender-Leaf False Pondweed)
Suaeda calceoliformis (Paiuteweed)
Symphoricarpos orbiculatus (Coral-Berry)
Symphoricarpos oreophilus (Mountain Snowberry)
Symphyotrichum eatonii (Bracted American-Aster)
Symphyotrichum falcatum (Rough White Prairie American-Aster)
Symphyotrichum falcatum var. commutatum (white prairie aster)
Symphyotrichum falcatum var. falcatum (white prairie aster)
Symphyotrichum foliaceum (Alpine Leafy-Head American-Aster)
Symphyotrichum novae-angliae (New England American-Aster)
Synthyris plantaginea (Arizona coraldrops)
Syringa vulgaris (Common Lilac)
Tanacetum parthenium (Feverfew)
Tanacetum vulgare (Common Tansy)
Taraxacum erythrospermum (Red-Seed Dandelion)
Taraxacum scopulorum (Rock Dandelion)
Teucrium canadense (American Germander)
Thalictrum fendleri (Fendler's meadow-rue)
Thalictrum fendleri var. fendleri (Fendler's meadow-rue)
Thelesperma megapotamicum (Hopi-Tea)
Thinopyrum elongatum (Eurasian Quack Grass)
Thlaspi arvense (Field Pennycress)
Tilia americana (American Basswood)
Torreyochloa pallida var. pauciflora (pale false mannagrass)
Townsendia incana (Hoary Townsend Daisy)
Tribulus terrestris (Puncturevine)
Tridens muticus (slim tridens)
Triodanis perfoliata (Clasping-Leaf Venus'-Looking-Glass)
Typha angustifolia (Narrow-Leaf Cat-Tail)
Ulmus pumila (Siberian Elm)
Ulmus rubra (Slippery Elm)
Urtica gracilenta (Mountain Nettle)
Urtica gracilis (California nettle)
Vaccinium caespitosum
Valeriana capitata (Clustered Valerian)
Valeriana edulis (Tobacco-Root)
Veratrum californicum (California False Hellebore)
Verbascum blattaria (Moth Mullein)
Verbena hastata (Blue Vervain)
Verbena stricta (Hoary Vervain)
Veronica peregrina (Neckweed)
Vinca minor (Lesser Periwinkle)
Viola adunca (Hook-Spur Violet)
Viola canadensis (Canadian White Violet)
Viola nephrophylla (Northern Bog Violet)
Viola nuttallii (Yellow Prairie Violet)
Viola odorata (Sweet Blue Violet)
Vitis riparia (River-Bank Grape)
Vulpia myuros (Rat-Tail Six-Weeks Grass)
Woodwardia virginica (Virginia chain fern)
Zea mays (Corn)
Zuckia brandegeei (Siltbush)
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