Species of Greatest Conservation Need Plants Natural Heritage and Natural Legacy Ranks 2018 Nebraska Game and Parks Commission Heritage S1 and /or Legacy Tier 1 Heritage Legacy Heritage Common Name Scientific Name Srank Tier Grank White Baneberry Actaea pachypoda S1 2 G5 Ohio Buckeye Aesculus glabra var. arguta S1S2 2 G5T4?Q Lavender Giant-hyssop Agastache foeniculum S1 2 G5 Purple Giant-hyssop Agastache scrophulariifolia S1 2 G4 Pale False-dandelion Agoseris glauca var. glauca S1 2 G5T5 Spikebent Agrostis exarata var. minor S1 2 G5TNRQ Drummond's Wild Onion Allium drummondii S1 2 G5 Perennial Bursage Ambrosia tomentosa S1 2 G4 Ear-leaf Toothcup Ammannia auriculata S1 2 G5 Dwarf Indigo-bush Amorpha nana S1 2 G5 Prairie Broomweed Amphiachyris dracunculoides S1S2 2 G4G5 Pearly Everlasting Anaphalis margaritacea S1 2 G5 Hudson Bay Anemone Anemone multifida var. multifida S1 2 G5T5 Low Pussytoes Antennaria dimorpha S1 2 G5 Mountain White-camas Anticlea elegans var. elegans S1 2 G5T5 Spikenard Aralia racemosa S1 2 G5 Bearberry Arctostaphylos uva-ursi S1 2 G5 Arrowfeather Three-awn Aristida purpurascens var. purpurascens S1 2 G5T5 Carruth's Sagewort Artemisia carruthii S1 2 G4? Clasping-leaf Milkweed Asclepias amplexicaulis S1 2 G5 Antelope-Horns Asclepias asperula var. decumbens S1 2 G5TNR Field Milk-vetch Astragalus agrestis S1 2 G5 Barr’s Milkvetch Astragalus barrii S1 1 G3 Bodin's Milk-vetch Astragalus bodinii S1 2 G4 Tine-leaf Milk-vetch Astragalus pectinatus S1 2 G5 Short’s Milkvetch Astragalus shortianus S1 1 G4 Gardner's Saltbush Atriplex gardneri var. gardneri S1 2 G5TNR Texas Bergia Bergia texana S1 2 G5 Mountain Birch Betula occidentalis S1 2 G5 Sandberg's Beggar-ticks Bidens connata var. gracilipes S1 2 G5TNR Wood Mint Blephilia hirsuta S1 2 G5? Prairie Moonwort Botrychium campestre S1 1 G3G4 Gunnison's Mariposa-lily Calochortus gunnisonii var. gunnisonii S1 2 G5TNR Cut-leaf Toothwort Cardamine concatenata S1 2 G5 Small-flower Bitter Cress Cardamine parviflora S1 2 G5 Pennslyvania Bitter Cress Cardamine pensylvanica S1 2 G5 White Bear Sedge Carex albursina S1 2 G5 Golden-fruit Sedge Carex aureolensis S1 2 GNR Heritage S1 and /or Legacy Tier 1 cont. Heritage Legacy Heritage Common Name Scientific Name Srank Tier Grank Bush's Sedge Carex bushii S1S2 2 G4 Raven-foot Sedge Carex crus-corvi S1 2 G5 Frank's Sedge Carex frankii S1S2 2 G5 Hairy Wood Sedge Carex hirtifolia S1 2 G5 Woolly-fruit Sedge Carex lasiocarpa var. americana S1 2 G5T5 Mud Sedge Carex limosa S1 2 G5 Hop Sedge Carex lupulina S1 2 G5 Missouri Sedge Carex missouriensis S1 1 G4 Greater Straw Sedge Carex normalis S1 2 G5 Eastern Star Sedge Carex radiata S1 2 G4 Texas Sedge Carex texensis S1 2 G5 Low Sedge Carex umbellata S1 2 G5 Northwest Territory Sedge Carex utriculata S1 2 G5 Inflated Sedge Carex vesicaria var. monile S1 2 G5T4 Blue Cohosh Caulophyllum thalictroides S1 2 G5 Nodding Mouse-ear Chickweed Cerastium nutans var. nutans S1 2 G5T5 Southern Chervil Chaerophyllum tainturieri var. tainturieri S1 2 G5T4T5 Sandhill Goosefoot Chenopodium cycloides S1 1 G3G4 Pale Goosefoot Chenopodium pallescens S1 2 G5 Field Thistle Cirsium discolor S1S2 2 G5 Virginia Spring-beauty Claytonia virginica S1 2 G5 Fremont's Leather-flower Clematis fremontii S1 2 G5 Sugarbowls Clematis hirsutissima var. scottii S1 2 G4T4? Pitcher's Leather-flower Clematis pitcheri var. pitcheri S1 2 G4G5TNR Summer Coral-root Corallorhiza maculata var. occidentalis S1 2 G5T3T5 Autumn Coral-root Corallorhiza odontorhiza var. odontorhiza S1? 2 G5TNR Striped Coral-Root Corallorhiza striata var. vreelandii S1 2 G5T3T5 Spring Coral-root Corallorhiza wisteriana S1 2 G5 Hairy Bugseed Corispermum villosum S1 2 G4? Welsh's Bugseed Corispermum welshii S1 2 G2G4 Golden Fumewort Corydalis aurea S1 2 G5 Pale Fumewort Corydalis flavula S1 2 G5 Spike Hawthorn Crataegus macracantha var. occidentalis S1 2 G5 Plains Frostweed Crocanthemum bicknellii S1S2 2 G5 Platte River Dodder Cuscuta plattensis S1 1 G1Q Cut-leaf Cyclanthera Cyclanthera dissecta S1 2 G5 Small White Lady’s-slipper Cypripedium candidum S1 1 G4 Yellow Lady's-slipper Cypripedium parviflorum S1 2 G5 Bulblet Bladder Fern Cystopteris bulbifera S1 2 G5 Long-bract Green Orchid Dactylorhiza viridis S1 2 G5 Large-spike Prairie-clover Dalea cylindriceps S2 1 G3G4 Round-head Prairie-clover Dalea multiflora S1 2 G5 Poverty Oatgrass Danthonia spicata S1 2 G5 Heritage S1 and /or Legacy Tier 1 cont. Heritage Legacy Heritage Common Name Scientific Name Srank Tier Grank Mullein-foxglove Dasistoma macrophylla S1 2 G4 Geyer's Larkspur Delphinium geyeri S1 2 G5 Blue Larkspur Delphinium nuttallianum S1 2 G5 Sessile-leaf Tick-clover Desmodium sessilifolium S1 2 G5 Starved Spring-panicum Dichanthelium depauperatum S1 2 G5 Broad-leaf Spring-Panicum Dichanthelium latifolium S1 2 G5 Slender-leaf Spring-panicum Dichanthelium linearifolium S1 2 G5 Rough Buttonweed Diodia teres var. teres S1 2 G5T5 Wild Yam Dioscorea villosa S1 2 G4G5 Persimmon Diospyros virginiana S1 2 G5 Short-pod Draba Draba brachycarpa S1 2 G4G5 Wedge-leaf Draba Draba cuneifolia var. cuneifolia S1 2 G5T5 American Dragon's-head Dracocephalum parviflorum S1 2 G5 Crested Wood Fern Dryopteris cristata S1 2 G5 Pale Purple Coneflower Echinacea pallida S1 2 G4 Short-seed Waterwort Elatine brachysperma S1 2 G5 Purple Spikerush Eleocharis atropurpurea S1 2 G4G5 Dwarf Spikerush Eleocharis coloradoensis S1 2 GNR Capitate Spikerush Eleocharis geniculata S1 2 G5 Beaked Spikerush Eleocharis rostellata S1 2 G5 Wolf’s Spikerush Eleocharis wolfii S4 1 G3G5 Two-leaf Waterweed Elodea bifoliata S1 2 G4G5 Montana Wild-rye Elymus albicans S1 2 G5 Awned Slender Wheatgrass Elymus trachycaulus var. andinus S1 2 G5T5 Water Horsetail Equisetum fluviatile S1 2 G5 Lace Grass Eragrostis capillaris S1 2 G5 Playa Lovegrass Eragrostis pilosa var. perplexa S1 2 G4TNR Creeping Lovegrass Eragrostis reptans S1 2 G5 Red Lovegrass Eragrostis secundiflora var. capitata S1 2 G5TNR Short-ray Fleabane Erigeron lonchophyllus S1 2 G5 Early Blue-top Fleabane Erigeron vetensis S1 2 G4 Short-stem Wild-buckwheat Eriogonum brevicaule var. brevicaule S1 2 G4T4? Nodding Wild-buckwheat Eriogonum cernuum S1 2 G5 Gordon’s Wild Buckwheat Eriogonum gordonii S2 1 G4 Button-snakeroot Eryngium yuccifolium var. yuccifolium S1 2 G5T5 Eastern Toothed Spurge Euphorbia dentata S1 2 G5 Rocky Mountain Fescue Festuca saximontana var. saximontana S1 2 G5T5 Showy Orchid Galearis spectabilis S1 2 G5 Purple Cudweed Gamochaeta purpurea S1 2 G5 Colorado Butterfly Plant Gaura neomexicana coloradensis S1 1 G3T2 Pale Gentian Gentiana alba S1 2 G4 Wild Geranium Geranium maculatum S1 2 G5 Sticky Crane's-bill Geranium viscosissimum S1 2 G5 Heritage S1 and /or Legacy Tier 1 cont. Heritage Legacy Heritage Common Name Scientific Name Srank Tier Grank Spring Avens Geum vernum S1 2 G5 Western Rattlesnake-plantain Goodyera oblongifolia S1 2 G5 Clammy Hedge-hyssop Gratiola neglecta S1 2 G5 Perennial Gumweed Grindelia perennis S1 2 G5 American False-pennyroyal Hedeoma pulegioides S1 2 G5 Ashy Sunflower Helianthus mollis S1 2 G4G5 Seaside Heliotrope Heliotropium curassavicum var. curassavicum S1 2 G5T5 Seaside Heliotrope Heliotropium curassavicum var. obovatum S1 2 G5T5 Bouquet Mud-plantain Heteranthera multiflora S1 2 G4 Canada Hawkweed Hieracium kalmii var. canadense S1 2 G5T5 Narrow-leaf Hawkweed Hieracium umbellatum S1 2 G5 Mare's-tail Hippuris vulgaris S1 2 G5 Midwestern Summer Bluets Houstonia purpurea var. calycosa S1 2 G5T5 Small Bluets Houstonia pusilla S1 2 G5 Notch-bract Waterleaf Hydrophyllum appendiculatum S1 2 G5 Dwarf St. John's-wort Hypericum mutilum var. mutilum S1 2 G5TNR Spotted St. John's-wort Hypericum punctatum S1 2 G5 Round-pod St. John's-wort Hypericum sphaerocarpum S1 2 G5 Bigroot Morning-glory Ipomoea pandurata S1 2 G5 Rocky Mountain Iris Iris missouriensis S1 2 G5 Black-foot Quillwort Isoetes melanopoda ssp. melanopoda S1 2 G5TNR Taper-tip Rush Juncus acuminatus S1 2 G5 Joint-leaf Rush Juncus articulatus S1 2 G5 Soft Rush Juncus effusus var. solutus S1 2 G5T5 Dwarf Juniper Juniperus communis S1 2 G5 Creeping Juniper Juniperus horizontalis S1 2 G5 Dwarf-dandelion Krigia cespitosa S1 2 G5 Hairy Pinweed Lechea mucronata S1 2 G5 Prairie Pinweed Lechea stricta S1 2 G4? Narrow-leaf Pinweed Lechea tenuifolia S1 2 G5 Least Duckweed Lemna minuta S1 2 G4 Violet Lespedeza Lespedeza violacea S1 2 G5 Narrow-leaf Paleseed Leucospora multifida S1 2 G5 Rocky Mountain Gayfeather Liatris ligulistylis S1 2 G5? Matted Prickly-phlox Linanthus caespitosus S1 1 G4 Berlandier's Flax Linum berlandieri var. berlandieri S1 2 G5T5? Western Prairie Flax Linum lewisii var. lewisii S1 2 G5T5 Loesel's Twayblade Liparis loeselii S1 2 G5 Small-flower Prairie-star Lithophragma parviflora S1 2 G5 Cardinal Flower Lobelia cardinalis S1 2 G5 Indian-tobacco Lobelia inflata S1 2 G5 Spreading Pygmyleaf Loeflingia squarrosa var. texana S1 2 G5T4? Dog-parsley Lomatium nuttallii S2 1 G3 Heritage S1 and /or Legacy Tier 1 cont. Heritage Legacy Heritage Common Name Scientific Name Srank Tier Grank Bushy Seedbox Ludwigia alternifolia S1 2 G5 Floating Primrose-willow Ludwigia peploides var. glabrescens S1 2 G5T5 Sea Milkwort Lysimachia maritima S1 2 G5 False Lily-of-the-valley Maianthemum canadense var. interius S1 2 G5T4 Ostrich Fern Matteuccia struthiopteris var. pensylvanica S1 2 G5T5 Three-flower Melic Grass Melica nitens S1 2 G5 White-stem Blazing-star Mentzelia albicaulis S1 2 G5 Stickleaf Mentzelia oligosperma S1 2 G4 Dwarf Phlox Microsteris gracilis S1 2 G5 Sharpwing Monkey-flower Mimulus alatus S1S2 2 G5 Seep Monkey-Flower Mimulus guttatus S1 2 G5 Pinesap Monotropa hypopitys S1 2 G5 Indian-pipe Monotropa uniflora S1 2 G5 Pull-up Muhly Muhlenbergia filiformis S1 2 G5 Least Muhly Muhlenbergia minutissima S1 2 G5 Mat Muhly Muhlenbergia richardsonis S1 2 G5 Slim-flower Muhly Muhlenbergia tenuiflora S1 2 G5 Bay Forget-me-not Myosotis laxa S1 2 G5 Spring Forget-me-not Myosotis verna S1 2 G5 Cut-leaf Water-milfoil Myriophyllum pinnatum S1 2 G5 Whorled Water-milfoil Myriophyllum verticillatum S1 2 G5 Prickly Naiad Najas marina S1 2 G5 Rocky Mountain Navarretia Navarretia saximontana S1 2 G4? False-garlic Nothoscordum bivalve S1 2 G4 Fremont's Evening-primrose Oenothera macrocarpa ssp.