Vascular Plants of the Rebarrow Forest
Eastern Oregon University
La Grande, Oregon

APIACEAE

Osmorhiza chilensis H. & A. - Mountain Sweet-cicely

ASTERACEAE

Achillea millefolium L. – Yarrow
Adenocaulon bicolor - Pathfinder
Agoseris glauca (Pursh) Raf. - Short-beaked Agoseris, False Dandelion
Anaphalis margaritacea (L.) B & H - Pearly-everlasting
Antennaria dimorpha (Nutt.) T. & H. - Low Pussy-toes
Antennaria luzuloides T. & G. - Woodrush Pussy-toes
Antennaria microphylla Rydb. - Rosy Pussy-toes
Arnica cordifolia Hook var. Cordifolia - Heart-leaf Arnica
Balsamorhiza sagittata (Pursh) Nutt. - Arrowleaf Balsamroot
Chrysothamnus nauseosus (Pall.) Britt. – Gray Rabbitbrush
Cirsium arvense (L.) Scop. – Canada Thistle
Cirsium vulgare (Savi) Tenore - Bull Thistle
Conyza canadensis (L.) Cronq. - Horseweed, Canadian Fleabane
Crepis atrabarba - Slender hawksbeard
Erigeron filifolius Nutt. - Thread-leaf Fleabane
Erigeron speciosus (Lindl.) DC. - Showy Fleabane
Hieracium albertinum - Western Hawkweed
Hieracium albiflorum Hook - White-flowered Hawkweed
Madia gracilis (J.E. Smith) keck - Common Tarweed, Gumweed
Senecio canus Hook - Wooly Groundsel
Senecio integerrimus Nutt. - Western Groundsel
Senecio serra Hook - Tall Butterweed, Butterweed Groundsel
Taraxacum officinale Weber - Common Dandelion
Tragopogon dubius Scop. - Yellow Salsify

BERBERIDACEAE

Berberis repens Lindl. - Oregon Grape

BETULACEAE

Alnus sinuata (Regel) Rydb. - Sitka Alder

BORGAGINACEAE

Anchusa officinalis L. - Common Bugloss
Cryptantha torreyana (Gray) Greene - Torrey's Cryptantha
Cynoglossum officinale L. - Common Hound's Tongue
Lithospermum ruderdale Dougl. - Western Gromwell
Myosotis micrantha Pall - Blue Scorpion-grass

BRASSICACEAE

Arabis glabra (L.) Bernh. - Towermustard
Arabis sparsiflora Nutt. - Elegant Rockcress
Barbarea orthoceras Ledeb. - American Wintercress
Draba verna L.M - Spring Whitlow-grass
Lepidium campestre (L.) R. Br. - Field Peppergrass, Field Cress
Thlaspi fendleri var. glaucum (Nels.) Hitchc - Wild Candytuft

CAPRIFOLIACEAE

Linnaea borealis L. - Twinflower
Sambucus racemosa L. – Elderberry
Symphoricarpos albus (L.) Blake - Snowberry

CARYOPHYLLACEAE

Arenaria macrophylla Hook - Bigleaf Sandwort
Cerastium vulgatum L. - Common Chickweed
Stellaria media (L.) Cyrill – Chickweed

CELASTRACEAE
Pachistima myrsinites (Pursh) Raf. – Myrtle Boxwood

CRASSULACEAE

Sedum stenopetalum Pursh - Wormleaf Stonecrop

CYPERACEAE

Carex aquatilis Wahl. – Water Sedge
Carex concinnoides Mack. – NW Sedge
Carex fracta Mack. – Fragile-sheathed Sedge
Carex geyeri Boott - Elk Sedge
Carex microptera Mack - Small-winged Sedge
Carex multicostata Mack. – Many-ribbed Sedge

EQUISETACEAE
Equisetum arvense L. – Field Horsetail

ERICACEAE
Arctostaphylos uva-ursi (L.) Spreng. – Kinnikinnick, Bearberry
Chimaphila umbellata (L.) Bart. - Common Prince's Pine
Pyrola asarifolia Michx. var. asarifolia - Common Pink Wintergreen
Vaccinium membranaceum Dougl. – Thin-leaved Huckleberry
Vaccinium scoparium Leiberg - Grouseberry

FABACEAE

Astragalus reventus Gray - Blue-Mountain Milk-vetch
Lotus purshiana (Benth.) Clements and Clements - Spanish-Clover
Lupinus polyphyllus Lindl. - Bigleaf Lupine
Thermopsis montana Nutt. var. venosa (Eastiv.) Jeps. - Golden Pea
Trifolium eriocephalum Nutt. - Woolyhead Clover

GENTIANACEAE

Frasera speciosa Dougl. - Giant Frasera

GERANIACEAE

Geranium viscosissimum F. & M. - Sticky Geranium

GROSSULARIACEAE

Ribes cereum Dougl. - Wax Currant
Ribes lacustre (pers.) Poir. – Prickly Currant
Ribes viscosissimum Pursh – Sticky Currant

HYDROPHYLLACEAE

Hesperochiron pumilus (Griseb.) Porter - Dwarf Hersperochiron
Hydrophyllum capitatum Dougl. - Ballhead Waterleaf
Nemophilia breviflora Gray - Great Basin Nemophila
Phacelia heterophylla Pursh var. heterophylla - Varileaf Phacelia

IRIDACEAE

Iris missouriensis Nutt. - Blue Flag, Wild Iris

JUNCACEAE

Juncus tenuis Willd. – Slender Rush
Luzula campestris (L.) DC. var. multiflora (Ehrh.) Celak - Field Woodrush

LABIATAE

Prunella vulgaris L. - Self-heal

LILIACEAE

Allium fibrillum Jones - Fringed Onion
Brodiaea douglasii Wats. - Douglas' Brodiaea, Wild Hyacinth
Calochortus elegans Pursh - Elegant Cat's-ear
Camassia quamash (Pursh) Greene - Common Camas
Disporum hookerii (Torr.) Nicholson – Hooker’s Fairy-bell
Erythromium grandiflorum Pursh - Yellow Fawn-lily, Dog-tooth Violet
Fritillaria atropurpurea Nutt. - Checker Lily, Chocolate Lily
Smilacina racemosa (L.) Desf. - False Solomon's Seal
Smilacina stellata (L.) Desf. – Star-flowered False Solomon’s Seal
Veratrum californicum Durand - Corn Lily
Zigadenus venenosus Wats. - Meadow Death-camas

ONAGRACEAE

Epilobium minutum Lindl. - Small-flowered Willow-herb
Oenothera subacaulis (Pursh) Garrett - Long-leaf Evening-primrose

ORCHIDACEAE

Calypso bulbosa (L.) Oaks - Fairy Slipper
Cypripedium montanum Dougl. - Mountain Lady's Slipper
Habenaria dilatata (Pursh) Hook var. leucostachys (Lindl.) Ames - White Bog-orchid
Habenaria unalascensis (Spreng.) Wats. - Alaska Bog-orchid
Spiranthes romanzoffiana Cham – Ladies-tresses

POACEAE

Agropyron spicatum (Pursh) Scribn. & Smith – Bluebunch Wheatgrass
Bromus carinatus H. & A. – California Brome
Bromus inermis Leys. – Smooth Brome
Bromus tectorum L. - Cheatgrass
Calamagrostis rubescens Buckl. - Pinegrass
Dactylis glomerata L. - Orchard Grass
Deschampsia elongata (Hook) Munro ex Benth. - Slender Hairgrass
Elymus glaucus Buckl. – Blue Wildrye
Festuca idahoensis Elmer – Idaho Fescue
Festuca occidentalis Hook - Western Fescue
Melica spectabilis Scribn. – Showy Oniongrass
Phalaris arundinacea L. – Reed Canarygrass
Phleum pratensis L. – Timothy
Poa bulbosa L. – Bulbous Bluegrass
Poa compressa L. – Canada Bluegrass
Poa pratensis L. - Kentucky Bluegrass
Trisetum canescens Buckl. - Tall Trisetum

POLEMONIACEAE

Collomia linearis Nutt. - Narrow-leaf Collomia
Microsteris gracilis (Hook) Greene - Pink Microsteris
Phlox speciosa Pursh - Showy Phlox
Phlox viscida E. Nels. - Sticky Phlox

POLYGONACEAE

Polygonum bistortoides Pursh - Bistort
Polygonum majus (Meisn.) Piper - Wiry Knotweed
Rumex acetosella L. - Sourweed, Sorrel
Rumex salicifolius Weinm. - Narrow-leaved Dock

PORTULACACEAE

Claytonia lanceolata Pursh - Spring Beauty
Montia linearis (Dougl.) Greene - Narrow-leaved Montia
Montia perfoliata (Donn.) Howell - Miner's Lettuce
Montia sibirica (L.) Howell - Siberian Montia

PRIMULACEAE

Dodecatheon pulchellum (Raf.) Merrill - Few-flowered Shooting Star

RANUNCULACEAE

Anemone piperi Britt. - Piper's Anemone
Aquilegia formosa Fisch. - Red Columbine
Clematis hirsutissima Pursh - Sugarbowls
Delphinium nuttalianum Pritz. - Nuttall's Larkspur
Ranunculus glaberrimus Hook - Sagebrush Buttercup
Ranunculus orthorhynchus Hook - Straightbeak Buttercup
Ranunculus uncinatus D. Don - Little Buttercup
Thalictrum occidentale Gray - Western Meadowrue

ROSACEAE

Amelanchier alnifolia Nutt. – Western Serviceberry
Fragaria vesca L. – Woods Strawberry
Fragaria virginiana var. platypetala (Rydb.) Hall - Wild Strawberry
Geum triflorum Pursh - Purple Avens
Holodiscus discolor (Pursh) Maxim. - Ocean Spray
Physocarpus malvaceus (Greene) Kuntze - Ninebark
Potentilla gracilis Dougl. ex Hook. - Cinquefoil
Rosa gymnocarpa Nutt. - Little Wild Rose, Bald-hip Rose
Sorbus scopulina Greene - Cascade Mountain-ash

RUBIACEAE

Galium aparine L. – Bedstraw

SALICACEAE
Salix scouleriana Barratt – Scouler Willow

SAXIFRAGACEAE

Lithophragma bulbifera Rydb. - Bulbiferous Prairiestar or Woodlandstar
Mitella stauropetala Piper - Side-flowered Mitrewort

SCROPHULARIACEAE

Besseya rubra (Dougl.) Rydb. - Red Bessya
Castilleja cusickii Greenm. - Cusick's Paintbrush
Castilleja miniata Dougl. var. miniata - Scarlet Paintbrush
Collinsia parviflora Lindl. - Blue-eyed Mary
Mimulus guttatus DC. - Yellow Monkey-flower
Pedicularis groenlandica Retz. - Elephant's Head
Pedicularis racemosa Dougl. var. racemosa - Leafy Lousewort
Penstemon rydbergii A. Nels. - Rydberg's Penstemon
Verbascum thapsus L. - Flannel Mullein
Veronica serpyllifolia L. var. serpyllifolia - Thyme-leaved Speedwell

URTICACEAE

Urtica dioica L. - Stinging Nettle

VALERIANACEAE

Valeriana sitchensis Bong - Mountain Heliotrope

VIOLACEAE

Viola orbiculata Geyer - Round-leaved Violet
Viola palustris L. – Marsh Viola

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